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Home My WebLink AboutCORRECTIVE ACTION PLAN - 98-00035 - Birch Plaza - New ApartmentsJ u-11 . 2 9 . 1999 12:2`9PM ROCKY MTN ENVIROHMENTAL ASSOC. X FA. Is M LE City Engineer, Cit Box 2S0 Rexburg, ID 8 34 4 U y of Rexrcybula SUBJ.. Plning and Zoning Requirements for Corrective Action cc: Scott Satterfield Bill O'Donnell July 29, 1999 No 1400 P T ! ■ 1 � �i A RWA 99-0076 page 1 '.My WIe s', i Wax to Laid,P & Z Rextilrg,wpd Thank you for taking a few minutes to ai'scuss with me the P & Z requirements in Re,Nbur.o. As. we discus -sed', Rocky Nfountain EnvironmentaV3m has Veen retaine'd tQ prepare a Corrective Action Pian [CAP] fDr the four -plea just north of Days} Inn at Birch ]Plaza, South 2`� West. phis is the site of a former gasoline station. I /I On August 1T', we will submit a plat plan showing the, location of the extraction and injection wrells and tlie temporary bul'Idincy4n we plan to install. Inside the buildinoC3, we will install and operate various blowers and pumps to treat the sail and waters containing petroleum products, This buildingwi'll be, sound. -insulated to attenuate sound t0 75-S0 dna with -in 3 ft of the building. We,��1 auld dike to work closely with P & Z and the, City of Rexburg to ensure that we meet vour requirements and fulfill the demands that Idaho's DEQ has placed on us. Thank you in advance for your help - EM NTAL ASSOCIATES, INC. 4 82 Cf.3NSiiTUF10N - fDANO f�ALI.,S, !D &3402 fto-M JC=eS.R1ZSh 10 Rocky Mountain Enlqronmental � 482 ConstitUtion., Idaho Falls, ID 83402 [2 06] 524-2353 [2081524-1795 F� rmea@srunet J. v City Engineer, Cit Box 2S0 Rexburg, ID 8 34 4 U y of Rexrcybula SUBJ.. Plning and Zoning Requirements for Corrective Action cc: Scott Satterfield Bill O'Donnell July 29, 1999 No 1400 P T ! ■ 1 � �i A RWA 99-0076 page 1 '.My WIe s', i Wax to Laid,P & Z Rextilrg,wpd Thank you for taking a few minutes to ai'scuss with me the P & Z requirements in Re,Nbur.o. As. we discus -sed', Rocky Nfountain EnvironmentaV3m has Veen retaine'd tQ prepare a Corrective Action Pian [CAP] fDr the four -plea just north of Days} Inn at Birch ]Plaza, South 2`� West. phis is the site of a former gasoline station. I /I On August 1T', we will submit a plat plan showing the, location of the extraction and injection wrells and tlie temporary bul'Idincy4n we plan to install. Inside the buildinoC3, we will install and operate various blowers and pumps to treat the sail and waters containing petroleum products, This buildingwi'll be, sound. -insulated to attenuate sound t0 75-S0 dna with -in 3 ft of the building. We,��1 auld dike to work closely with P & Z and the, City of Rexburg to ensure that we meet vour requirements and fulfill the demands that Idaho's DEQ has placed on us. Thank you in advance for your help - EM NTAL ASSOCIATES, INC. 4 82 Cf.3NSiiTUF10N - fDANO f�ALI.,S, !D &3402 fto-M JC=eS.R1ZSh 10 Rocky Mountain Enlqronmental � 482 ConstitUtion., Idaho Falls, ID 83402 [2 06] 524-2353 [2081524-1795 F� rmea@srunet a$/o°T�a9 SALT io : 25 FAQ 20$ 528 5520 City of Idaho Falls f�j 001. stranded cvpper. The Contractor sha each Pole foundation. Special Provisions Page 29 (l coil five (5) feet of conductor wire above The Contractor shall provide all tools) lauur ma#er015 and q Pment necessary to install handra-11 at the locabons shown an the 'fans and as directed by the City Engineer, Materials: All handrail shall be constructed of hot dip galvanized steel pipe nominal size 1 —'/z inches Schedule No. 40 (ANSI 636.10). All handrail sleeves shall be constructed of hot dip galvanized steel pipe nominal size two (2) inches Schedule No. 4U (ANSI B36.10} Only minor touch up cold galvanizing will be allowed on the project. All welds shall be i American Welding Society (A.W.S) specifications, n accordance with applicable Uonstruction: All handrail shall be installed in sleeves as shown in thp, rip-fqi1-V' in the back of this Special Provisions section The hand rail shall not be installed until after the adjoining sidewalk has been constructed. The Contractor sha insure that the specified height above the sidewalk is maintained within olus Qr minus one half (+ Yz) inch.. CHANGE SUBSECTION 201.01 - GEOTEXTILE FABRIC, TO READ AS FOLLOWS: Materials., The geotextile shat) meet the requirements of AASHTO M 288-J6 Class 2 survivability. No slit film and/or heat rolled geotextiles shall be allowed. CHANGE SUBSECTION 205.05.5 - GEOTEXTILE FABRIC, TO READ AS FOLLOWS: When a geotextile fabric is required, it shall be installed in accordance with these specifications and in reasonable close conformity with the lines and 2-38-29-3-STR-08-05, January 29,1999 PD19, Rev. 2I21106 ATU'F1C AVCR1W rAXE 0 01010 F 08/07/99 SAT 10:26 528 5520 City of Idaho Fails 002 Special Provisions grades and as directed by the City Engineer. The geote4ile fabric shall be placed from back of curb to back of curb as shown on the Plans and as directed bY the City Engineer. All splices of the fabric shatl be:sewn with a splice meeting the requirements of AASHTO M 288-96 or overlap a minimum of two (2) feet. Geotextiles will not be required over excavated rock areas. Shipment and 9toragel During periods of shipment and storage, the geotextHe shill be placedin a der place off the ground and protected from damage and shall be maintained in an opaque, heavy-duty protective covering. Construction Requirements: The area to he covered shill be graded to a smooth, uniform condition free of obstructions, depressions, and debris_ The geotextile shall b.e spread immediately ahead of the covering operation. The geotextile shall not be draag�d on the ground �r mishandled in any way. the geotextile shad be placed loosely and without wrinkles so that placement of the overlying material will not tear the geotextile. The geotextile shall be lapped or sewn, as specified, -a# the ends and sides of adjoining, sheets. The c;uver material shall be placed on the geotext-le in such a manner that a minimum of six (6) to eighteen (18} inches of material, depending on the survivability of the geotextile and the weight of the construction equipment,, vuill be between the vehfcle or equipment tires or tracks and the geotextile at all tfmes. Where geotextiles wi11 be played over soft ground, cansffuction vehicles ,%ifiali be I'mited in size and weight sdch that rutting -in the initia) lift above the geotextile is not greater than three (3) inches deep, to present overstressing the geotextile, Turning of vehicles on the first lift above the geotextile will not be permitted_ End-dtimping the cower material directly on the 990textile will not be permitted. Compaction of thefirst lift above the g &H e over soft ground shall be limited to routing of placingnsp�erda9 equipment only., Na seeps foot type equipment w'111 be allowed on the first lift. Subsequent lifts will be closely observed during compacti+an, If any foundation failures Occur dur'ng compaction vperatiQns, lightweight corr�pa+�#ion equipment shall be used. Pegs, pins, or the manufacturer's recommended method shaft be used as needed to hard the geotext"1le i� plaG� [�nt�l ti�� specified cover r��at�e�-taf is PJULCOd, Under no circumstances shah coyer material be dropped on unprotected geotextile from a height greater thin eighteen (18) inches above th e surface of th e 9 eo#ex#ile. The geotextile shall be covered with the specified covey material as snon as Possible. Geotextiles which have not been ultraviolet t bilized shall not 2-38-ZU-3-STR-98-05, January 29, 199,9 ED -61 Rev. 2l21196 08/07/99 SAT 10:26 FAX 208 528 5520 Citi- of Idaho Falls X 003 Special Provisions Page 31 remain uncovered for longer than seven (7) days.. Ultraviolet stabilized materials shall not remain exposed longer than thirty (30) days. Seams: Sewn seams meeting the requirements of AASHTO M 288-96 shall be used if the contractor elects not to use a two (2) foot overlap. Certificationa The contractor shall furnish the geotextile manufac�urer's certified test results attesting that the geotextile meets the requirements stated in these '4 specifications. The certification shall include the following information about each geotextirle to. be used.- Manufacturer's sed: Manufacturer's name and current address, Full product name, Style, merge, or product code number, GeoLextil� rioll number, Geotextile polymer type, Proposed geotextile use(s), and Certified test resuks. Tfie certification shall dive the Warne and address of the testing agency and the dale of tests; and shad sed forth the means of identification, including lot number, which will permit field determination of the product d 1hivered tv the project as being the product covered by the certification., CHANGE SUBSECTION 209.05.a - PAYMENT FOR GEOTEXTILE''' FABRIC, TO READ AS FOLLOWS: Geotextile fabric shadl be paid at the Contract unit price bid on a SQUARE YARD of plan area covered basis except where used dor retaining wall construction_ There shall be no separate R��men� fnr p�nt�.�#i�p fabr�C LIsed for regaining wall construction. There shall be no additional payments madam for overlaps or splices. The payment shah be full compensation for all labor, materials and equipment necessary to install the geotextile fabric comolete and in place beneath the path. 2-38-29-3-STR-98-05, January 29,1999 ED -S, Rev. 2/21196 08/07/99. SAT 10:26 FAX 20& 528 5520 Citi- of Idaho Falls 0G --01 --Z599 1002AM FROM IdahoAsphalt Supplg Inc. TO im &y R I 0 r Y i curs/ YO fro J • fi WN -1 47 y •f lit Ott RAO &lop—E i r a i 9.324�.l -wv.� ' val= Vjb AA[<j inAmUSAII, Am6w Fablies and F Im- �es stj The a IL f rmr R xes&1`' dikk 1�1 :roil ; vvfi� be M by, � xr rd vbe � �� s ��`� � �� Ire � � la _ � ,r� �� '� � �; c4mrWit t f .� if Cuft � ��r oMarl l or W P julimep P umb a IF i 41 7 0 M' 1 r # "2 a a 16 TOTAL, P. 01 0 i 0$%07/99 SAT 10:27 FAX 208 528 5520 la, SCOPE CitzT of Idaho Falls Standard Sfit-cificadon for GeotexItile Specification for Highway AppfiIcations ..1 This 's A materials sperification covertng georeNtlic fabric, for use in subsurfacenseparat- �� sta&ti.- ti ; erosion ritr-o l, temporary y f llc-, tuid Pltv'flg fabrics. his is a mate - dal 4purchasing spccification and design reVitw of use IS rrmndd_ 1.2 This I not a cOOStruction r.e- i n spectfication This specification based On cut t'I le survivabilityfrom i taut t' n stresses. Refer to Appendix f this specification for geotexfflc con- struction o - trn t n guidelines'. Z. REFERENCED DOCUMENTS A AA.10 Standards T 88 Panicic sizeAnalysis of Bolls T 90 Dct1errm the Plas- 'tic Limit and Plastic- itYIndex of Soils The: Moisture -Density Relations of Soils Us' a . lb_ (2,5 kg) aMmr and a 1 in. mDrop 2.2 ASTM Standards: ' 123 StanTe dardrrru vIo Zy Rujacifig to Tls 276 Test Md for Iden., tification of Fibers is D 3786 Test N4ethnd fur Hy- draulic Bursting Strength of KrLitted f vaE4,4h: rroTn ASTrA. ryjb Kaes Stmt, pl�iijrj l- Av11, PA 19103-31N7. AASI-ITO DESTGNATION.- M 288-g6 1 Goods and - Vn Fbc� I ap aBurstitig trflth Testcr .MLelhad 14354 rat1c for Sampling Gr Geosynthetics for Testing 4355 Test Method for Ttlw noratl oft of t- � eq firon, Exposure to ltr-avl tee Edit and Water (Xenon -Arc Type Apparatus) 4439 Temiinology for c s ntdiefies 4491 Test Methods for W- r Fuse bili t . f Geotextife.s ky pefflikiLivity 14533 Test Mcthod .dor Trap- ezoid c Strength f eotos ilcs 14632 sr Method for Gab Breaking La and l.ation o Geotextiles 4751 arc Mcthud for- (Cnwni n Apparent Opening Size of a lexW D 47-59 Rnictice for Detormin- ing the Specification Conforinance of Geosyuthedcs 4833 Test Method for Index Puncture Resistance f Geotextlics, Geo rnCmbranes, and Re- lated Products 4971 Gidriia- for Its- tlo * -Storage, and H riliug of Geotextiles 5141 st Method to Deter. Mine Fi efing Effi- ciency fi- cienc and Plow Rate 005 for Silt Fence Applica- txont,. ifi1 2.3 Texas ��x nt f Tnar orta- f L 40M, Manual Procedures— TEX- Asphalt Rr n tjn and 616-1 t ntial Change of Arca 3. PHYSICAL REQUIKENrENTS A ]fibers used in the manufacture of 1and the tads used in J01nmg geotext,dusin . steal on - it of long -chain synthetic polymers,, cOMPOsed of at least 95 percent by Weight C f PQjYLo1cf1ns. or polyester -j, The Aral l liv, formed [nt a ct l a nctwork such that the filaments r yams feta&in their d I'MenNional stabdi,ty relafivc t each ocherr including 1 , (a ble used for ;Mace dramage, sepamtion, stabilization,and permanent r0 � n control applications shall o f rrn to the pbysical . et-d7r . Georextilts ,qPA for tpurar -silt banes shall con -Forte t the PhYsical requi-rcments Of Section 8 and geotemiles used aS paving fabrics shall c0nfonn to tht phys'eal requiremencs of Section 9. 3-3 All propeny values, wZth the ex- ception - cption of apparent opcning V`ZcAOS in thesc Specifications rePLFcs nt mi - um avei.a L ll vul s (MARY) in the weakest principle three do n(j_e_,:Avcjrage test rcsults of 3ny roll in a lot am . led f r conformance or quafitY assurancetfin shall meet or exceed the in' imum valueL provided herein). Values for AOS r pr --sent ffiz-tximwin zivcrage roll values - 1 Mairralsa and `restx f, _?A r 08/07/99 SAT 10: 27 FAX 208 528 5520 4. CERTIFICATION .1 Tlic contractor shall provide to the ElIgIneer, a cdr0ficatc stating the name of the manufacturer., product name, style number, chedcal composluOnshed: we filaments or yarns maj othor pertinent inor.ri to fully describe the atl. 4.2 The Manufactum is responsible for e-stablishing and maintaining a qu it'v control program io asses It with the r IT -n is of ffie spec i t .- U ri-bing the qual- Duuaii-icnta an dos c ity contmi program shall be madeavail- able upon request, .3 Tlhe Manufacturer"s certificate shall state that the furnished t til meets MARV requirements f the spec l L rat an as evaluated u.n cr the Man fa - r " S quality control program. Theer- I JCate shallbc tte-sto by a person. hav' al M T bled the anufatrr- .4 Ei ther rMsIabefing or r r i- - cat tion of at r els shall be reason t j int tho cote i it r t 5. SAMPLING, TESTING, AND ACCE P'TANCE .1 Geotexifle-s- shall be shjt to sampling and testing to Venfy confor- mance with this Specification. Sampling for testing, -shall be. in accordaDce with ASTM D 4354, Acceptance shall be based use tcsting of cithor conformance samples obtained using Procedure A of ASTM D 4354, or based on auu t r- r� certificationsand itsting of quality assurance samples obtained using Proce- dureof ASTM D 4354. A lot SI'zc for f conformance or quality assurance sam- pliing shall be conciaered to be t r hip - meet quantity of the given product oir a truckload the given product., t achio ever is smal 5.2 Testing snail be performed lt) au- cordance with the methods referenced in this specification for the indicated appli- cation Thr- number of specimens to test p er saniple is spec'Iled by each test method. Gemcmile product acceptance shall be baosed on ASTM . Product acceptance Y vici-tu'lncd by comparing the average ie.qi results all specirneris IT hin a gi yen sampl e to the Seca f City 0f Idaho Falls SPECIFICATIONS FOR MATERIALS MARS Refer to ASTM D 4759 for more details regarding geatextilc acceptance procedures. 6. SHIPMENT AND STORAGE 6,1 Geotextiles labeLng, shipment* and storagc shall follow ASTM D 4873, Product labels shall c1pfl show the manufacturer r supplier name, StYlt name., and roll number. Each h' pin document shall include a notation cep, ��.g that the material is In accrurdwiuv. with the maftUfacruitrI S ceruffileate. 6.2 Each geotcxdle roll sball be, marl with . material that will protect the geatcxtile ftamage due to sbip- merit, water, sunlight, and conlamorants. Tbe,,, protwive ATapping shaD be main - tined during pods ur sl)iipmem and storage. 6.3 During storage., geotexule rll shall h l atd off the g ani �- quatelycovered io protect them frOM the follow -Ing: s it construction damage, prec;pnation, extended ultraviolet radi - chcnulcah that strong acids or strong basses, flames ilun$ w1n sparks, temperature in of ' J 0 , and any other ira nt condition that ruadam- age the physical proem alu the of tl l ., 7. GEOTEXTILE PROPERTY REQUYREMrNTS FOR SUBSURFACE DRAINAGE, SEPARATION, STABILIzAT'1+U7v, ANY) PERMANENT EROSI.O.N CONTROL 7.1 General Requirements 7.1,1 Table 1 provides tr n tb prop- ei-ties for tbrce geowmileclasses. TLC tti 1 t)hail conCoiTn to the pro peri c& f Table 1 based on the geoteXti'leclass requiTed 'in Table 2. 3, 4, or 5 for the indicated application - 7.1.2 All numeric values in Table I r pm nt MARY In the weaker principal direction. The eot ti l e pr perti c re- quircci l`rr Prh da.�,-s arc dependent UD tHe elongation. When sewn scams colex aTc required, the seam t:rn l ' &s mea - M 288 s ured in accoxdance with ASTM D 4+63:x, shall be equal to or greater than 94 per- cent of the specified grab srrGn$th_ 7..Z 5ub�urf9CC Drainage Rpqiiire- meats ,21 .on - ti n. This , ec,ti u L applicable to placing a gCotextile against a soil to atiowfor long -carni passage of water 'into a subswfarain sy stem re t o the in-situ soil_ The pri rnm-y function of the- ntetil Usur- f ace drainage applications i.s. filtr to ir ,on properties are a Gcoxcxtfle fiffirat, function of the I-itu soil ,tlrk., ,j a i d", and rauli Livas, 7.2.2 Geotextike Requirements. The tti l 1 meet the requirements of eo T-9l e I Woven slit film geotpxffles (Le., of tiles made from yes of a fat, ta, - like character) w1_11 not be allowed. All numeric values i Table 2., except represent M the weaker principal direction. Valueq of AOS rp- nt maximum av era ge roll values.. 7613 die -property values in Table represent default va)ues whiebprovide u6t geotextile Survivability under most consimetion cunditions, Note 2 o Tablu 2 p1 cf y ides fcT a r clu ti ire the ininimum propertyuir mem wben i sufficient rvi ahil-1t 'nf rmation s avallablc,'The Rngineer may also spc6ify properties different from those listed in Table, based on engineanng&,sign pen ce 7,'.. Separationccjti j re e.nt. 73.1 Dcscriptlorl. ThIS SPOCIfication is appbcablc to the tise of a geotextile toprevent nuxing of a subgrade sail and an aggregate cover material (subbase, base, select embanjunent, etc,). This sifltin � also apply to situations Ir other th= b&np-nth pa-Vements where scv- ti o of two dissimilar materials 'is re- quired but where eater seepage tluh the gcotextile i's not a mitral function. 7.3. The sepa-raTion a lig tion 1 appTopriatc for pavement structures con- structed on- str t d over soils with a California Bung ratio equal to or greater tlh (CBR ) (.sheaT strength greater than approximately pa . It i-sv appropriate for unsaturated SUbgTade scils, ne pn- miuy `unction of atil r } application is, separation. 7. 3.3 t tiI Rcqu'll-efflontg. Th t tR shall meet thereqit nts- of Table 3, All numeric valves 'n Table except AOS t' s nt. MARV in the r� `t �Y 08/0.7/89 $AT 10:28 FAX 208 528-5520 pity of Idaho Falls M 288 SPECIFICATIONS FOR MATERIALS 747 TABLE I. Gcotextile Strength Property Requiremeyits TABLE 2., Subsurtace rs�nsgr Geotextile Requiremients Pt:rcent In -Situ Soil Passing n 0.075 Tnml <1 15 15 io 0 - Geolente Class Class 2 fmm Tabic 12 `e +ittiv it .' ASTM 1 0.5 0-2 Avvar,enT Opening ASTM D 4751MM . 0.25 _275 i P' Max- avg. rnm, zivg, Max, av : roll value roll valuc roll value Ultraviolet Stability ASTM D 43.55 5, 50% after 500 hrs of exposure ktaincd k to -_n th) ProTmrly Notes for Table I. Based on grain s1zeanaly&is o in-x'�ttj %613 in ;tmor tinct with AASHFM T88. Dcfaull (cx61 ge- le iio�_ � r , q,fy a Cass 3 g 0 fflC from fT& jlc 1 for �� ch Ti aPPk Ej0A—.1 bid 6n ont: Ur rnn= r)F the Bi l in : b) The Fingitnecr his fo+ jnd Clasy 3 g ZCXtiiC5 to have Ufflcl LtMt survivabdity bQscJ m laborat y tasting and visvaI insp ection, of a at t.1- Ic caul ]c removed fMtn .1111e_ � lett sect ECTI C Q rW rutted under anticipated f geld conditions_ Subaurfacc # l Ehsn 2 rn. cl n zzgmg- tc d iarnctcr is ICES flirt 10 MID Sold L0 931 p aUF )" requirement 'A 1 than 9.5 96 4of AAS RTC T 3. Thext! di�r2utt filtmtiol1 property va)utiq. am bascd en the PrCdolioiln rat pLjrtW1r, SiZCS of in-situ soil, in addition to the ddmilt Wmittivity v-alue, the En hater may m ' vire t!t basod on ongifteering,sago r)sr drarmu r rxtcrn% ill pTnDlemuac suit cnYjrDnm0nj8.. ` �fi� i M huul performed especially if one or mere of [are fa)lo lin roble a ' - + OWYICOftffl tnLL t!)1cnun1t!rt!d unsfn )e or Mgfal dible i)S SuGh ag non—cohcIt' rc: kilts; ' -d r1ab r, s alt lmina d soils; disperaivc clays', and/or mck, ,lour. 5 For r -o ko�-T i v�- rcLi 1s; uvith a plasticity rode y_ g -agdr xh skew 7, ��C�x�a � � �� ra M a ";l ue u fi7r G p poro n t 0T)CTIa n �izc is 0,30 MM, .est principal direction* Values. for AOS represent mum average roll value -so 73.4 The property values 'n Table t t�pj t�t f t A C U j t VaJUCS which provide foir u i i of ti i ur ' bili U11- dmost constmefion conations- Note 1 of Table 3 vrovidcsfor a reduction in the minimum property requi-rements rh nuff ient survivabilityiuformati n is AV ailable. The Engineer may also spec - I 'I Y properfies different from Oose Bate n Table 3 basedn engl'necring design and exp mance . 7-4 . tra it i ti f-onimp. e t 7.4.1tipt,'O �. Tbis specification apl ii to the use of a gcotextile wet, saturated conditions to provide the coincident unctions of ep ti- t1 and filtration. I installatiom, the geotextile can Mso provide the function cable to pavement ment structures Cons(ructed over soils with a Califomia-in Ratio betwccn one and ice I < CBR > 3) �Shcar stren th between ar i t l 30 kPa and 90 kPa) . 7.4.2 The stabifirzation appliCalioll j ;ipp p6 ave', for r 1i i'a p. ..M j 5aturated due to a hi ah Mundwater table or due to prolonged periods of wet. i le ally lass] Elonptinn, in n l n at'lora Ion gjation Eton ata n Tod nl (s y rah Strcngth ASS 1 400 900 1 too 70 .162 cn Scam ASTM 1 260 8110 990 630 720 450 iron tb, 463 2 Tcar Streiigtli ASTM r' Soo 350 4W 250 300 ISO , 33 P u nc (u n,gth 'M 510 35.Q AGO 250 300 180 4833 N I Burst , trcn th ASTM 3500 1700 2700 1 M0 2 l CK) 950 D 3-786 .' Pcrmittivity ASTM m MMIMUM prOperty valuezi fourrM'ttr�Fjt �, ► . , and UV sitabificy r based oil g otex(Re ppilvati n. D 499 i - i - cfer to Table 2 for Lihs - rfac mintaF bi f6v sp tionl punt Oipcning ASTM Table for stabilization, and Tabic 5 for permanent erosion controi. Sizv, D 47-51 MM ultmViDlet AST . Stability Property gots for Tabic 1 RNuilred geoLcxii1c elms is e!_.ig d #T Tahjc 2..,3. A. or 5 for tht indicated app4cation. sc%ocrfit of in�[Mluuvn conditions for (ho application generally dicrarc the ce%qulred MeciemOti fcjas5 f i5 spocafied for more,5evere or hush inara?l do Condiiion.� whem Chi tN 2- �ater PWC!nr�.0) forge-otemd)c dam ac, and ClaAs 2 md k Wid r C l em scvcre ca111, i tin ns_ s measu d -in aorordance wiih ASTM D 4632+ hM Scwn s - S = relluirL-d. sF edi!r to Appendix +J}t my ny ` The mq -]red MA RV Icy wcn kh for woven monof gamont ojcxi�Ica i 0 TABLE 2., Subsurtace rs�nsgr Geotextile Requiremients Pt:rcent In -Situ Soil Passing n 0.075 Tnml <1 15 15 io 0 - Geolente Class Class 2 fmm Tabic 12 `e +ittiv it .' ASTM 1 0.5 0-2 Avvar,enT Opening ASTM D 4751MM . 0.25 _275 i P' Max- avg. rnm, zivg, Max, av : roll value roll valuc roll value Ultraviolet Stability ASTM D 43.55 5, 50% after 500 hrs of exposure ktaincd k to -_n th) ProTmrly Notes for Table I. Based on grain s1zeanaly&is o in-x'�ttj %613 in ;tmor tinct with AASHFM T88. Dcfaull (cx61 ge- le iio�_ � r , q,fy a Cass 3 g 0 fflC from fT& jlc 1 for �� ch Ti aPPk Ej0A—.1 bid 6n ont: Ur rnn= r)F the Bi l in : b) The Fingitnecr his fo+ jnd Clasy 3 g ZCXtiiC5 to have Ufflcl LtMt survivabdity bQscJ m laborat y tasting and visvaI insp ection, of a at t.1- Ic caul ]c removed fMtn .1111e_ � lett sect ECTI C Q rW rutted under anticipated f geld conditions_ Subaurfacc # l Ehsn 2 rn. cl n zzgmg- tc d iarnctcr is ICES flirt 10 MID Sold L0 931 p aUF )" requirement 'A 1 than 9.5 96 4of AAS RTC T 3. Thext! di�r2utt filtmtiol1 property va)utiq. am bascd en the PrCdolioiln rat pLjrtW1r, SiZCS of in-situ soil, in addition to the ddmilt Wmittivity v-alue, the En hater may m ' vire t!t basod on ongifteering,sago r)sr drarmu r rxtcrn% ill pTnDlemuac suit cnYjrDnm0nj8.. ` �fi� i M huul performed especially if one or mere of [are fa)lo lin roble a ' - + OWYICOftffl tnLL t!)1cnun1t!rt!d unsfn )e or Mgfal dible i)S SuGh ag non—cohcIt' rc: kilts; ' -d r1ab r, s alt lmina d soils; disperaivc clays', and/or mck, ,lour. 5 For r -o ko�-T i v�- rcLi 1s; uvith a plasticity rode y_ g -agdr xh skew 7, ��C�x�a � � �� ra M a ";l ue u fi7r G p poro n t 0T)CTIa n �izc is 0,30 MM, .est principal direction* Values. for AOS represent mum average roll value -so 73.4 The property values 'n Table t t�pj t�t f t A C U j t VaJUCS which provide foir u i i of ti i ur ' bili U11- dmost constmefion conations- Note 1 of Table 3 vrovidcsfor a reduction in the minimum property requi-rements rh nuff ient survivabilityiuformati n is AV ailable. The Engineer may also spec - I 'I Y properfies different from Oose Bate n Table 3 basedn engl'necring design and exp mance . 7-4 . tra it i ti f-onimp. e t 7.4.1tipt,'O �. Tbis specification apl ii to the use of a gcotextile wet, saturated conditions to provide the coincident unctions of ep ti- t1 and filtration. I installatiom, the geotextile can Mso provide the function cable to pavement ment structures Cons(ructed over soils with a Califomia-in Ratio betwccn one and ice I < CBR > 3) �Shcar stren th between ar i t l 30 kPa and 90 kPa) . 7.4.2 The stabifirzation appliCalioll j ;ipp p6 ave', for r 1i i'a p. ..M j 5aturated due to a hi ah Mundwater table or due to prolonged periods of wet. 08/07/99 SAT, 10:28 FAX 208 528 552 Citi of Naha Falls 748 SPECIFICATION'S FO1MATERIALS M 299 TABLE3. Separation Geotrxtile. Property Re uirt ttits Gcolextilc Clarns� ' from Table I Permiiii ity ASTM D 4491 - ().(122 pear nt Opcning Sizc ASTM D 4751 11)10 0,60 s))a - Avg. riTI v1tj k l f"'I%0,1lel 131)d i l r TNT 6-1 0170 atter 50hrs of cxpasurc 1. DEfbU li gL!0t .:X616 NCJE: Lion_ The Engin ct MY scifN! a Class 3 o(cxddk� from T e I hAlzcd on one or moms er 111C rv11 Wtng: ii) Tho Engineer har, found Class 3 Eo b;ivc xufc :gin( %urvivibility ha%gid un I cad e rilemc-c. r) (fic cft fflck e Nas foujid Class 3 r-coiextilcr, to have suffik t it survi�,,qhfl1'1Y bitscd on lab riI v tasli n fi4Jd c-andi(i na c) Aggregaic coveribickncss of the fim lift over the 9mi x0c ex core R) mm ziin(I t ha a gruit: �liiatLdr L% It:.Gx Mun 50 rnm. 0) ApNg-WC cover McKnn% c)l tnL f ( W1 ovLr iti WC t-CXL1)� CXci:v N 150 iri��, aggNpic dia cler ;5 1 F then 30 mm, and con- ruction gvipment cont -act N.%urL. luras than 550 070. _ Dcfaull koalu . RRiniittj viiv of the geolext1k sbuuld be grezicT thaT that of chc rmil 61tk t 40J. Th" Z.nginoer imiq tslw mquirt (tic pc:eri�caii lfly of the gcotemi lc to k grater shaft L11at Of the SOH (, > k,,). c a t:L This SPeC ill Catr 4on i not appro- pnate for cmbankment reinforcement rhe -s condition, may cause global subgrade f tin or stability failure. Reinforcement the pavement section is a site specific des ilu_ 7. . trst til ee ill iant i)p geolextile shall meet the requirements of Table 4. All numeficvalues in Table pi AOS represent MARV in the weakest principal directi n- Values for AOS represent rnaximum average roll values. 7.4.4 The ro rtvalues 'n Table 4 represent default valves hi - h. provide for sufficient geotcXti-ic s ur i hili y un- der most construction conditions. Note I o f Tabic 4 pi Y# v fol a i' d e r in Lhe mirii'murn property requirements when sufficient Survivability information is llie. The Eng nter may also - i% prop rti s diffcrent from triose bsted in Table 3 based an engineering design d experience, 7.5 PermaDent Erosion Control 7.5.1 0escription. This specification is applicableto the, use of a geotextile between energy absorbing mor systisms and in the irl-.situ Soil to prevent soil loss resulting in excessive scour and t pre.e.nT hydrmilir upliftre.j,rec - -w ing instability of the permanent erosion control system- TI -lis specification does not apply to other types of geosynthc-tic soil erosion on it materials suchas turf reinforcement mats z 'Ibc pri mary function the of talc scrvcs in vcrmanent erosion control applicatJons is filtration- j t x; the ltr tl Properties afe a function f hydraulic conditions', and in --situ soil 7.5.3 Geotextile Requirements- The t x t i le -shall meet the requirements of Table 5. Woven slit filni geot ti.l 0-e.., geotextiles made from yarns of a flat, tape -like character) will not be allowed,_ All nurnefic valuesi n Table 5 exccFt TABLE 4. Stabilization it PraperFty equ re ents Fest Wthads UnI19r r t co tc the C Diss ia�s- I From '"E nt l�% � Pe nill I is %0'11V A STM D 449 [ sec - M0.052 p rent Dpcning SizcTl 4751 n)m 0.43 niaN. avg. col) value Ultra v ) t Stabilky ASTM D 4,15,1 50% of to r tai reed after 500 h-rs of expci ort` Properky ore (sir Tjh1c 1. DeAnuR gLitctli It ,selcenjon. 'T fii En [neer inay sFvcify a 1as� 2 cr 3 geote.w ie. 174)m T�sbjc I_ bwsoW vn �)nc nr muni ori' the I'VIlow i ng: .0 i pkSi[kaV FVUaid [jr-L �-Ia-N: %i �tAti%X6k: W I'1ajV%: Ji.ffK!%Mt rSkl�"M�`� i�11�' I+w1*;-d r,n JT*:W %x p�;rik-:rc,:;. Thi.* n, imr I)z.%(�te C)AS.PeLACM1 IC 10 h&VC 5u fFj; i��n( �Ll dam' i V;�h* 1'* 1y n J�Lho ja y tcminr anderr ual rn Na kAt t +l!' : t: } �k S:all)ple reni yuM 116d list `o t I �-nrlslroocd #tr11kr axil i6pa d Auld Lvndtt iuriN, De fFi'lub vifl uc. PLirmil i vi L y of dw g t:o1 %Fj jt .%('uj�! b� � �'�.�i�A I L�� i I+�L ��l' �1�� Soil � � ��l�F +� �� !i ��e� �' �� i�� TF1:J .31NII �4 �t] (I)t: )Le[ .tel);�Il�' 0i I1W Vt11CXt le S `, 9WaIC.r I It ihAt 0r tN: 14- ky AOS represent MARY in the weaker principal direction` Values for AOS repw resent max im m average roll values. 7.5.4 The property a1 s -in Tab1c represent dcfnult values which Provide for sufficient gcotextilc sur i abilit un- der conditions simJ;ar to or less severe than (hr- described under Note 2 of Table 5. NoTe 3 of Table s) Provides for reduction 'in the miniuproperty requirements wn sufficient survivabil- ity i of nn ti c n I's available or when the potential for tru to 6 on damage is re- duced, The Ciigineer may also -,specify propetlleSdifferent from those fisted in Tabid based on engineering design and lexperience- & TEMPORARY SILT FENCE REQUIREMENTS 8.1 Desm"ption. This specification is appfic*e to the use of a geotextile vertical, permeable interceptor de. overland water flow- The function of a temporary siIt fence is to filter and allow settlement of soil pani 1 g from sedi'ment laden water. The purpase is to prc v n i the rd soil from being transported off the o n, tru tion site by watcr runoff, Gcotextilc Requiramenxi5, The gcv�tr;xtlle u t for temporary silt fence, r may not be supported between posts With uoirtt or polyrneric mesh- The temporal i It fn ttiishall t the requirements of Table . All n um v l nes In Table except AOS rCPrcscnL MARY. Values for AOS represent maxis 1 um average roll values. 8.3 Field run tofin dell be per- formed r-form d to vcn'fy that the mor system placement does not damage t eto -, I . T1�1 milli u h ight above ground for ill silt fence shall be 760 ram. Mini- mum embedment depth shall be 150 mm, Refer to Appendix for more dctallcd lu- stallaiion requirements, 9. PAVING FABRIC REQUIREMENT -45 .1 Description. This p 6fic i n I applicabic to the use of vin g fabrf c. ak r trnith a�phalt cement, betwecrp pavemem layers. The fu ,tin 0' the !_ 08/07/99 SAT - 10:29 FAX 208 528 5520 i - Idaho Falls. 009 M 28.9 SPECIFICATIONS FOR MATERIALS 'TABLE . Pc anent Erosion Cantrol tieotextfle Requiretnent& 'crccnt In -Situ Soil Pagsing 0.075 mrn' '$ St Methods nit <15 1 (0 50 > 150 even M 11aamcnt CjCOTQXAll i t sm.m . h�[L I-" r r Class I fmiii Table 12,,1 Fcr-rnitt�vjtyl-" .1i ppar nt Opening ASTM D 4751 .w ie' 1.4�ll-six Max avg. r'D[1 valft Avg. mtl v3luv. avg. roil value ltr vio[ct Stz ility ASTM D 435 0% after 500 yrs of cxpo_-;k3 (Retained cngr Prop etry Nutex for Ta b l -c .LLNe d on Arai a gine anaiyNi� 4,f in -ca r i z6; t ;n �, r er)r+:� cmc—z Nu h � H-ro � T R ?.A.% ap IdLl ne, the default 9c0te ile! sIttction IS iwprupri�tr_ FOO ondi[i h.!i c4 t vat or 1c:s& ��ri� # an c t o -L)( the fnt1 � EI) $J MIALK layer stone wtighLt do riot cxcecd (00 kg, stEme f]r �i9ht in lusx than 1 M. asna agmate �: ng layer is required. � r JayCr ,itone we i h s leas ihan RX) kg. -s-lone drop hi�_I h4 6 l cxs than 1 rn. and the g.O; xj i l ;g Pr"Met d bY ;a IM mM thick agger ate bv-dd'tng layer dcsigncd to bc compa bl-er w0h the armor layer. Mor sove aprti;adotls r qa an a :e,-me"t Of 9coluxtile %urviv i(AY ba d qq a Field Er al savion and Mfiy aqui rc aro=tlic with h} h r strength � 3, The ng'meer may specify a 2 ;gC0jCX1i1c rrori Table [ bo cd on om: ur m gym of (ht CoIjb , - a) The nginctr ;h:L% Jj�7und Class 2 gmcxcilles Ict halve s1jf&' WOE - a � flit � xp ri . h) The 2ng1n*v.� t�z�: f�vnd 1as� � ��1��to hr�� i�ti�i��,� �� i ��l�i�tl� �� ORi�X�� [��n and ll � FC(;Li n Of a C0ECXLDt! ��rnp1 removed from a rc�I teTA ckfl cunt �1 d under J id d cnn a1j t1s. c � AFmor (Ekyer NxL)rL� wvighs Ics- than RX) kg, god nc d p ilei ht is 1cs,5 than I ni, and t�q gC01CX1i1C �.j pr ie cte d by a 150 mm thick aggrup cdding layer dal rte d lu be c o pa[ib lt! with 4lie amor la r v r.d) Armor. [ cr same wcI h' d" nQ' cXcee ( g-, area %i nc is placed wit a �rers flimp hi -;2 r . A F1ltraxion ptupeciy va1-vcs arc based on i h C predo minant c]t! <,i = of in-situ . . A lioD rM "[' V" "fCACL the En iA rL may mgvirc 90t �dl � �M i it and or rfn nee testing axed an cmgi necring d N Ts for drainage :iy�tems tti p bitmat'ic mji] e-ry nif encs. A.5itc SPecific geOcexffle Josign should be peen cd c.specially it one IV Marc- of the fo;l win robI matiL: tun e r ars enc -p nt r d umtable or highly rodible ' II t 1' p JUJkfj111LLUL.[ MAN: :MSI/or MCHC fjoUr. b. Foe cube -%;arm %Qi is with a p1:i-stioty index grcmci, than 7, p 4)1cN;i ; Maximum avcrage 100 value! (Or uppar:ent opening size iA 0,30 mm. IkBLt 6, Tem Porary Silt Fence Propene Requirements nsupp o ned Silt Fenve S U pported RongailUn E longat ion Test Mctho& Ur i is Silt F a axirnum Pos( pacing _M l rn Grab strcngth ASTM V 4 632 Macli'[At Direction -Machine, Direetlun ftrmini vitt'' . pp rcni Opening Sr tTi01 ct S tab i) i t (Retained Strength) 400 (100 ASTM D 4491 sec--' 0.015 STM D 4-75 l M M 0,60 max. a V a. rc 1 value TNI D 4355 7 afteT- 550 550 450 450 0-05 max. 0.60 max. u � roll avg. roll value Villue -7 ,74 atter 500 hrs of ex poo u r exposure "NOTC& for 'f aDI C 6 Salt Fence support shah con. ixt i)r s gags :%t,,l Vii it h a Ill #, Npac1Tl:K 1$r 150 t-rtm by 150 mrp flr prehAricsEcd 21 s mcasurvd, in acv_u'vda ALL- with ASTM D 46,32. 3 Thctr dei It Hit2fl o.n PrT)PerIV ValnJ!� ;3rC baUTt:d 00 empirical evidence'th a v:irie k Aa L , Mi tLAK A ho -u 14 he ptsrf orjl by [Nd 4A t nC Y 10 cop 11 rm 4tt i cai�j I I'ty L7 i' th � I tai i r�` tft Lel s. pavingtabric 1.5 to zit as a watt[-pruofing and stress r lie i ' mcmbrane wUhin the pav6ment structure.. This specificat 4 n i not i t(I to describe fabric membrane t i -: ift. 11 dt:.On d' for pave; i nt l int and localized of rcpairs, 9.2 PavingFabric . uirn * The paving tannic shall meet the require- ments uir - nt of Table. All numericalp gets 'n Tablv,. 7 representMARV in the weaker principal direction. APPENDIX CONSTRUCTION/ INSTALLATION GUIDELINES Al. GENERAL LI This Appendix is intended for u Ul Conjunction with . - i- ti n M 288-96 for Geotextiles. The -Specification dells matcrlals properties wed in drainage, tcasiui, C()nttX)-1, sepuatioti/stabili"zadon-, Silt fences, and pavement iovcriay appl# a ca- 6011- -Che mamn_?d PfOpel7tias we only Ouc far -Mr in a successful installation involving e til _ proper nst - t i n and installation icchniques sendal in order to ensure that Che tendcd functio4ithe ge'otextilei AL2. Geotextile Identification,, Pukan., and Storage A1..1 Refer to ASTM D 4873, A1.3 Gcotextile F pnmirp. l to _ ing Pl at A1.3.1 Atmospheric exposure Qf gcotextile,s to the elements following lay dowu shall be a maximum of 14 days (0 minirnize damage potential. 1.. n 1..1 If a sawn scarn is to be used for the s ung of the geotextile., the thyead Laic -d shah con0-st of high atrength polypropylcne, Of polys s ter. Nyloti dur,ad shall not be used, For crus � n cOntral applications, the three Miall 41s be Ye ,� �A$TAW to U tr ivi 1 t r iatio . The mad shall of contrasting color to that of thee tte ti1c 'tself. A1.4.2 For seams which arc -iewn in the field, the Contractor shall provide, teat :a 2 cortex- long;th of Sewn scam for sampling her the Engineer before the 0 SAT 1 FAX 208 528 5520 Citi- of Idaho Falls 750 SPECIMCATIONS rOR MATERIALS M 298 TABLE 7,. Pavine Fabric Property Requirements geotext Re is installed. For scarnSL which are sewn in the factory, the Engincor shall obtain smmples of the factory scams at random from any toll of geotextile Which is used on the pr je #. 1.4.2.1 For scams thy[ am field leen-P the scams sewn for sampling shall be sevm us -Ing the same equipment and proms as will be tise4a for me pro- duction scams. If seams = Sewn i n both the machine and cress machine direction, f V.P.ms, T(IM both directiOnS hall be provided. A1.4.2.2The scam assembly de- scription shy be subHH'ited by the Con- tractor aiong with the sample of The germ . `e description shall M-cludc the scam type, stitch type, sewing thread, and ,etc density. Az. DRAINAGE GEOTEXTILES` (See Specification Sections 7.1 & 7.2.) A2.1 Consmctlon . # 1 Trench excavation shall be done its accordance with details of the root plans.. In all -instances excavaTion shall be done -n such a way so as t � prevent large voids from occuriing in the sldeo, and WILUM VE tli (i cocb. The i -add ciur a . .shall be smooth and free of e n _ A1142 In the placement Df the gcotextile for drainage applications, the geolextile shall be placed loosely with no wrinkles or folds., and Wilb "Q Void spaces h t D the ten the round suTrmcc. _Succesz5zive sheets of gcotextiles shall he overlappcd a mini- di%jiw, iirt nO T 7 nd mis the dsx<u P:;q-%m: �n th k: v�-ria do vn mem of 300 rnm, with the upstre rr, sheet o'verlapping the downstream sheet - A2.1.2.1 heet_► . # . In trenches equal to or greater than min width, aftcr lac - a ing the. ti1*nnge. gcn1exillc shall folded over the top of thr, b kfi-.11 mawial' n a manner to produce a mini- mum overlap of 300 rnm, In trenches Icss th an 3 0 0 r= bu t grcatc r (Wm 100 mm widel the overlap shall bc equal to the width of the trench. Where the trench les,s than 100 mrn thegeotc-xWe overlap shall be sewn or otherwise bonded. All seams shall be subject to thr, approval of the i neer- A2.1.2.2 n1 the geutcxtilc b darnage during installation or drainage aggregate placement, a goo textile patch shall be placed over the damaged ams ex tending heyand the dam viged = a a d' ) $ - t ace of 300 mm, or the spec l I led seam overlap, ` ,i cheer is greater. A2.13 Plac4=cnt of drainago aggre- gate, re -gate, should proceed iinmediatelyfollow. Ing placement of thr, gcotextile, The geote- should be covered with a rnini'mum of 300 MM of loosely placed a r ate pnor tCompact.i o n- If a perorated coll - t r Jxpe is to be instalinstaled in the trench,, a add' n �aycr of drainqrca,fir tc should placed below the pipe, with the remainder of the aggregate placed to the uunimum required con tmti n depth. A2.1.3.1 The aggregate should be compacted with vibratory qui-prn nt. t a rmnimum of 95 percent Standard quired fir t t r) support_ If l'hcr ti ve'or s required* a Class I gcolextile as per Table 1 of the M 288 Specification i s n cock d A2.1A Figures l through A,3 ;Ilus- trate Vanous gcoteXble drainage ap l ca - finn��_ A3. SEPARATION/ STABILiZATION GEOTEX"JULES (See specification Sections 7.l, 7.3 and 7.4.) 11 Construction A3.11.1 'nt tl tl it she mhall prepmd by grubbing, and - I cavauon or filling the area to the design r This i �ncludes removal of top soil and tri". NOT. I—Soft spots and up u to 1t at-cas ill �- irlmni i &, i trl r%i� prepay.qti or Subsequent proof rolling. Thesc areas s h all be excavawd and ba ill(, -d with rxlect ate - nal and compacted using normal proredurcs. .*1. The geotextile shall be laid smooth without Tins or folds on the pmpued s ub M -in the direction of construction traffic, Adjacent geotextile rll1be rl� �- j old as requ=d in tht plans. Over) shall be inirr.;;t � % n the pl anE _ See Table Al for overlap requirements- A3.1.2.1 uirnts_3_1.w 1 On curves the geotextile, may be folded or cut to cooformto the Cnr C , The fold or overlap shall be In the d1rt'n of construction and held in place by pins, staples, or piles of fill rock. 2.2 Nor to covennz, the geotextile shall h'inspected by cera- Lid inspector f the Engineer to ensure that the geotextilc has not d (i.e., holes, tears, figs) dan insm)la- tion. Damaged geotrIxtile � as id t" Pied the ngi n er, shall be rep air d" irnin- di t lyR Cover the. damaged area with geotextile patch which rmcuds an arnount equal to the rc uioverlap beyond the damaged tins _ ►3,1.3 ne h hall be placed by end durnping onto the geotextile from the t! of the gent e til -, oT over pre- viously l 1 d subbase aggregate.Con- struction vehicles shall nal bt allowed directly on the geotemik. The sijWase shall he placed such that at least the inimurn specified 12'ft thickness shall be butweein the geotextile and equipment tics or tracks t all times. Tuming of' vehicles shall nit be permitted on the first lift above the textfle. I F T st Mclhnds unitN Requirrnicnts Crab SiNngih ASTM D 4632 N 450 Mass Fcr Uuxt ATca ASTM ID 3 776 IM" )40 U16mate Elongation ASTM D 463 Asphalt Retentiun ' c as DOT Item 3.099 T otos t and 2 MrOung Point A STM V 276 13C 150 Fr-OpCny Noter, for -iaoic i 1. Asphalt rcquired to saturate aving .jinbric on), Axphah retenti«r, 1'num ► r art o� it) mamf8clarcr ccrtifiiailo (rdcr tiv Sceiion 4). Value does not indi me tht. asphalt up ff cof ion rase requimd for conatracu r_ efe-r to Appendix for d; wuxs;i n ul- ph;nli ap Ji x'On Me- peoduet a4phait rotenti,ci 1 p potty miut:k miew Ifio MAPS{ vm1uc rrov;ekd S9 !Lha ki[°► tiU 3 .'Li�C k + ' t1 LAS I� k ' � it) See:6 ll 4). geotext Re is installed. For scarnSL which are sewn in the factory, the Engincor shall obtain smmples of the factory scams at random from any toll of geotextile Which is used on the pr je #. 1.4.2.1 For scams thy[ am field leen-P the scams sewn for sampling shall be sevm us -Ing the same equipment and proms as will be tise4a for me pro- duction scams. If seams = Sewn i n both the machine and cress machine direction, f V.P.ms, T(IM both directiOnS hall be provided. A1.4.2.2The scam assembly de- scription shy be subHH'ited by the Con- tractor aiong with the sample of The germ . `e description shall M-cludc the scam type, stitch type, sewing thread, and ,etc density. Az. DRAINAGE GEOTEXTILES` (See Specification Sections 7.1 & 7.2.) A2.1 Consmctlon . # 1 Trench excavation shall be done its accordance with details of the root plans.. In all -instances excavaTion shall be done -n such a way so as t � prevent large voids from occuriing in the sldeo, and WILUM VE tli (i cocb. The i -add ciur a . .shall be smooth and free of e n _ A1142 In the placement Df the gcotextile for drainage applications, the geolextile shall be placed loosely with no wrinkles or folds., and Wilb "Q Void spaces h t D the ten the round suTrmcc. _Succesz5zive sheets of gcotextiles shall he overlappcd a mini- di%jiw, iirt nO T 7 nd mis the dsx<u P:;q-%m: �n th k: v�-ria do vn mem of 300 rnm, with the upstre rr, sheet o'verlapping the downstream sheet - A2.1.2.1 heet_► . # . In trenches equal to or greater than min width, aftcr lac - a ing the. ti1*nnge. gcn1exillc shall folded over the top of thr, b kfi-.11 mawial' n a manner to produce a mini- mum overlap of 300 rnm, In trenches Icss th an 3 0 0 r= bu t grcatc r (Wm 100 mm widel the overlap shall bc equal to the width of the trench. Where the trench les,s than 100 mrn thegeotc-xWe overlap shall be sewn or otherwise bonded. All seams shall be subject to thr, approval of the i neer- A2.1.2.2 n1 the geutcxtilc b darnage during installation or drainage aggregate placement, a goo textile patch shall be placed over the damaged ams ex tending heyand the dam viged = a a d' ) $ - t ace of 300 mm, or the spec l I led seam overlap, ` ,i cheer is greater. A2.13 Plac4=cnt of drainago aggre- gate, re -gate, should proceed iinmediatelyfollow. Ing placement of thr, gcotextile, The geote- should be covered with a rnini'mum of 300 MM of loosely placed a r ate pnor tCompact.i o n- If a perorated coll - t r Jxpe is to be instalinstaled in the trench,, a add' n �aycr of drainqrca,fir tc should placed below the pipe, with the remainder of the aggregate placed to the uunimum required con tmti n depth. A2.1.3.1 The aggregate should be compacted with vibratory qui-prn nt. t a rmnimum of 95 percent Standard quired fir t t r) support_ If l'hcr ti ve'or s required* a Class I gcolextile as per Table 1 of the M 288 Specification i s n cock d A2.1A Figures l through A,3 ;Ilus- trate Vanous gcoteXble drainage ap l ca - finn��_ A3. SEPARATION/ STABILiZATION GEOTEX"JULES (See specification Sections 7.l, 7.3 and 7.4.) 11 Construction A3.11.1 'nt tl tl it she mhall prepmd by grubbing, and - I cavauon or filling the area to the design r This i �ncludes removal of top soil and tri". NOT. I—Soft spots and up u to 1t at-cas ill �- irlmni i &, i trl r%i� prepay.qti or Subsequent proof rolling. Thesc areas s h all be excavawd and ba ill(, -d with rxlect ate - nal and compacted using normal proredurcs. .*1. The geotextile shall be laid smooth without Tins or folds on the pmpued s ub M -in the direction of construction traffic, Adjacent geotextile rll1be rl� �- j old as requ=d in tht plans. Over) shall be inirr.;;t � % n the pl anE _ See Table Al for overlap requirements- A3.1.2.1 uirnts_3_1.w 1 On curves the geotextile, may be folded or cut to cooformto the Cnr C , The fold or overlap shall be In the d1rt'n of construction and held in place by pins, staples, or piles of fill rock. 2.2 Nor to covennz, the geotextile shall h'inspected by cera- Lid inspector f the Engineer to ensure that the geotextilc has not d (i.e., holes, tears, figs) dan insm)la- tion. Damaged geotrIxtile � as id t" Pied the ngi n er, shall be rep air d" irnin- di t lyR Cover the. damaged area with geotextile patch which rmcuds an arnount equal to the rc uioverlap beyond the damaged tins _ ►3,1.3 ne h hall be placed by end durnping onto the geotextile from the t! of the gent e til -, oT over pre- viously l 1 d subbase aggregate.Con- struction vehicles shall nal bt allowed directly on the geotemik. The sijWase shall he placed such that at least the inimurn specified 12'ft thickness shall be butweein the geotextile and equipment tics or tracks t all times. Tuming of' vehicles shall nit be permitted on the first lift above the textfle. I F L 08/07/99 SAT 10:30 FAX 208 528 5520 Cit.1,- of Idaho Falls M288 SPECIFICATIONS EOR MATERIALS 751 PC CP or ACID LY -44L LLUZL 'AC o ri fid � M. MIF -1. *- . 1- 1 ppm �W ■ + A �� 1 1 '+ 1 t f C9 S H VIJK UMDERORAINPIPE DRAMAGE TR 7I0 G�J�S UC N CEOTExT3LE FOR iJNQERGRbUMO ORdINAGE FIGUS 1 Geotextile Drain Requirements for Permeable 00M In- Sun -- S MM rnn, Ari prrP or ACP 0 E 11 0AVEL 5 ovarlap MIn- or ■�' :'�`�'- B LlsyaCSBC, BALLAST* ate* RAVEL KFILL FOR DRI *' -Y- 14 UNDERDRAIN PIPE CONS 1 RUC I) O E j E 1 jLL FOR UNDERGROUND ORAINA E 175111111 mir 9.) FIGURE A2 GeotextHeWrapped on t o Edge Drain NATIVE: SOIL BACKFILL. or- CRAVEL B ACK F lL � FOR DRANS CONSTRUCTION GEOTEXTILE FOR 0 0 0 300mm min. UDE RR N PlP FIGURE A3 E;eoieandie Wrapped Pavement Under Drain T2LR LE Al MINIMUM SOIL CBR OVFRLAP Greater than 3 300-45Q mrn 1 -1 0-6 1 m 0.5— 1 1 rn of sawn All Roll Ends t M or sewn value of less rhan 1, [he subbase aggregate should be sprcad in its full thickncss m soon as possible aft of dumping to mini.mizethe potenti3l of localized subgrAde fails dLie to .1. o 1 Any ruts o rwu'in during construction .3ail be fill J th Wi-. 0 m;. tion :iubbnsc material, and compacted to the pec i d dcnsity. .1.3.2 If placement of the backfill material causes damage to the geotextile, the damagedareasaU ber , previously desc d in rection .1. � 1. The placement procedures Miall die n b modifled to ehminate further damage from taking placc(i.c.mcrcaseit lift 1l -1.1c. deer case Cquipillcilt loads, etc). NOTE 3 -In St3bilization appbeations, the use of vibratury c mpacuon equipment is not sec o ro ended with the tri i ti al lift of sub base maters ., as it may cause danagc to the gcotcxti A4, EROSION CONTROL GEUTEXTII.ES {See Specification Section 7,5.} A4.1 Constmvion A4.1.1 Tlir, shall 1 placed in Irl imate canted with the soil without MM'nkls or folds and anchored on a smooth gaded, suifacc approved by the Eneinecr. The geotcMilc sha.0 placed in such a manner that placernent f the Overlying materials will not exces- S1VC1Y stretch so as to r ar the of ti 1r Anchoring of the terminal n& of the gcOtcxtilc ShUll be accomplished throw the use of key trenches r aprows at the crest and toe of ,slope- ler to Firms through A7 for constmetion detw'ls. NOTE !-1n certain appliEatti ns t t:.s -e lite erg -"T 450 mm anchoring pins Placed c n 600 to 1 800 mm e n., do pend)"-n n the sl upr of che covtred ama, have been used sucurSNEU11Y.6 A4.1,1.1 The aeotexude shy be played with the macldne erection par- - lel to the +dire tion of water f D hi- i9 nonaaHy p arall 1 to the slope for crust -on consul runoff and wave action (see i,- ur , and parallel to the stream or h mel in the case of streamblankan channel protection (see Figure _ Ad- jacent geotextile fit hall joined by 6ther sewing or o-verlapping. lapped cams of roll cads shall bc a 11 Ciro-iuk-n of 300 mm excerpt where placed under water In such instances the overlap shall be a minimum of l m. Overlaps of adjacent rolls shy be a udnimum of 300 mmin 2M knstancesL NOTE whu o-Rcr1ap 1T1 ,, 15uccessilvt beau of the geiotextile shall be overlapped UpHtMa QV0F -dQWF)S R , and/or upslope over downslope. In ca5eg whcro wctvcti n or Tmulfi iirec6 Tiflow 's .nticipate All seams perpen(iicular to the direction of flow shall be sewn., A4.1.1.2 shaU be taken during installation so as to avoid d=age oem cum,ng to the geotextile as a result of the installation process, Should the , t w_ri 1� � da n t gtn11 A- ti n, a geatextile patch shall be placed over the damaged arca cxtcnding 1 beyond the p crime ter of the damage. O8/G7/99 SAT 10'.:'30 A 208 528 5520 city of Idaho Falls 752 OFFSET BEIWEEN -LOS SPECIFICATIONS FOR MATERIALS TOP OF SLOP( mm MINIMUM EOTE TIS UE HL AP 30rn MINIMw EOTTILE OVERLAP CHINE DIRECT ISN OOTET(LE CROSS DIRECTION OF cEDlExTILE FIGLTRE A4 Method o locintie for Protection of Cut and Fill Slopes LAP UPSLt}PE EDGE OVER DOWNS! -DRE EDGE PLACE STONE ME AN LOW WATER DIRECTION, F CURRENT COVER UPSL OPE DESIGN HIGH WATER STREAh18ANK -� pig* ANCHOR PINS ] 80()MM ]'i U 68 'e fyn j PJ§S midi Ripmap T OP OF BANK 300mm MINIMUM OVERLAP 300mm MINIMUM OVERLAP EOTTIL E MACHINE 1 FIGURE A6 Got . tlla Placement a for Streambank Pmtection A4.1.2 The mor system placemen t dill begin at the toe proceed u thc slope- 1a ni nt 1-1all t C Place so as to avoid sLTetching and subsequent teafing of the geotextile. RipTapand hcavy store filling shall not be drappcd ftorn a botighi of more than 300 mm. StOnc witha. mass of morc than 100 shall not be allowed to roll down e :lopc. 1.2.1 S 1 opt Protection And smaller sizes of stone filling shall no( be dropped from a bright exceeding l that the placement procoduTes will not damage the geotextile. In underwater ap- plicatinnr, the.e.mp�y -i ip- n na hnr-k-fiII rnn..- terial sball be placed the same day- All vo' d {spaces 'n the mor stone sball b backfilled wi small stone. to ensure full coverage - A4.1.2.2 Following placement of the amor stone, grading of the slope shall not be petted if the grading results in movement t of the stone directly above P h g t t'l _ .1. Field morutonng shall be pdonned to vcrifvt m Lhc mor system piacemcm docs not dugs the geotextile. A4.13.1 Any geotextile damaged during backfill placernem shad be re- placed - 1 ed s directed y the Engineer, at the contractor" expense, A5. SALT FENCE GEOTEX'T.1LES (See Specification Section 8.} .1 Rel t a t c l Requirements .1.1 Wood, sleel., rth ed yup- Gn POStS having a minimum length of I m plusthe oral depth may be used. eNr shall be of sufficient str�n th to resist damagc during insiall tion and t the support applied loads due to material build up behind the Bili frac, NOTE I —It has been found that hardwood posts having dirntwoons of at lit 30 nim X 30 i)i i, No. 2 Southern Pitpc at least 65 65 inin r steel posts or u. Tk L, or weighing 600 g prx 300 auwi 1j vr_ prf v I sat i fal ori 1, A51.2 Fire or polymer support fence shall be at least 750 mm bih and Wong enough to support applico loads_ i 5 08/(17/99 SAT 10:31 FAX 208 528 5520 PL � RIPRAP !'1 J0;Qmm ---I. Cite of Idaho Falls rA el I SPECIFICNTIONS FOR MATERIALS PL 'ET E x"091 CSN CONTROL.. - POIYMOF SUPPOrt feticcs s a l t rneet rcquire- ments as the ,tail. NOTE 2—Wire SuRoft fence havIlIg at least 6 horizontal wires, apd being at least 14 gauge i hi"ve perfortned sa d sf t " ° 1, ert'c l ire should bca maximurnf 150 rnm apart. A542 Congtruc.t- ion geo t tLI at the bottom of the fence shall h h r'ic in a 14 YPT confl,guratioll to a mi depth of 150 Inm i trench so that r10 flow PaS.5 under t 1 feller. Thf3k trench shall be backfilledand the it compact over the ge-oEextile- A5.2,Flol The ge0textHe shall be spliced hr with a sewn seam only t suppoil post, or two s ti IIs ffe may be overly pped instead. A5.2.1.2 The Contractor rnu,;t dem. onstrate to the -witin of the Engim t1t:that the geotextile can wl'thstaind the anticipatedHime n t loading, Src FlujL�; A8 for dL! A5*2.2 The Posts shall be a spacIrIg as Shown on the project plans. Post Should be diien or placed rruni- um Into the, gun . shall be inresDepth � end tO m i f fence is placed on a slopc of: 1 or NOTE3—Where 500 rnrnpth is ins of gin. the, Pats should br, adequarcly uTr4 tO Pot ovjn - of the fence due t li AS -2.3 The support fenrlt shall be fastened securely to the upslop id, Qf the fence post 'Me support fence shall JPPA P 5p4mM rn ►rr. EQUIREJ) ON PLANS ENSURE INTIMATE CONTACT OF CEOTUTILE TO SURCPAH "K(111 - f Slope for eo a �1es Used for Permanent �n exiend from the ground u ;rc c to the top of thet til _ A5*2*4 When self -supported tcrii used the geotextile shall be securely reed to fence po gfr_ &2.5 Silt fences . h ul be conunu- Ous and transverse to the flow The S - l t fence shotild follow the contours of I he site CIO-sely as pts.sfl. The fence hi also be placed such that the water cannot runoff around the and of the n- 753 limited to handle an area cquivaJent t 0 square Metcrs per 3 meters of fence - Caution shnuld be u3cd whet,c 111 slope i S ,greater than 11, and water flew rates ewccd 3 fitcls per sceond pci- 3 macre Gf fence_ Mmc -.1 The Contrt�1 r all temporary 'It immediate mer e-Arb r4linfall1i and at least dtdly dur- ingprolonged. rainfall. Any dini. shall. h i atl cork ted by th Contractor. A5.3.1.4 T11d Contractor shall also make a dwfly review f the location of Silt fenccs iD ;arcds why conttion activities have Wtcrcd the nazimn I contour and drainage runo to cusure thac the gilt fences are proverllocatcd for Ah Tier Where def,exist 4 t ill by dir, Engineer., additional sift fence shall he installed directed . the Engh ineer „3.1.2 Damaged or other, r tj_ effective t fc-noes hill h r re '01aced promptly, A5.12 Sediment d - �t� h11 el - 1 11(j v u U W en flic it GUTEXT11,F1 ATTACHED 10 PO I SUPPORT FENCE RECot4MENOED WOOD OR STCLL ft TS (IM kENGTH MIN.) NATIVE MATERIAL TAMPFr) FIGURE, A8 T - 1 30t Fence ,,!t it 70M -mm 5 0m mTn, . � AT 10:31 FAQ 208 528 5520 City of Taana Falls 754 SPECEFICATIONS FOA MATERIALS M 188 ruches half the height of the fence, or seconds silt fence shall be installed a directed by the EngineeT, A5_33 The !i i h f�nrp. X11 TtMain M place until the EnginccT directs it be removed. Upon removal, the Contractor shall remove v and disposc of any excess sedimem accumulations. dTes.s the arva to give it a pleas'wgappearance, and vegetate all hue amas. in accordance with t;oMv&ct rruirent3 . A5.3.3.1 Removed sift fen.cc may be uscd at ocher locations provided the Aeotextile and other materia] require- ments continue to be met to tic satisfac- tion of -the Engineer. A6. PAVING GROTEX'ITLE5 (See specification Section 9.) A&I MaterialLs A6.11 The seslant niaterial used t unprcoate and seal th,r, g t , a of l as band it to both the base pavement and overlay, sball he a pavl'nggmde asphalt recommended by the ec)tetil rn=ufacturcr, and approved by the Engimeer. A6.1.1.1Uncut asphalt cipments tie the preferred sealants = however, cationic and anivc 1j mai be used pro- vided d the precaufions outlined in Section A6_33 arr, f ll "led,_ Cutbacks and sloes which canw1n 1 PntQ shall not be used. A6.1.1.2 grade of asphalt ct- ment spec ied for hot --max. des'gn in each gcographic location -igen cal l the most acceptable maten'al- .1 2 Washed concrete sand rna bo $d ovcT an ns h lr F. tested eco tile to facilitate movement of equipment nr'in oast tin or to prevent t ori ) or delatnination of the of til . Kc)t- broadcast in from of construct' Q Dve- bicle tires may also he .sed to serve th l S p_ if sand is a.pplid, excess q tip - tie. li d lye i-eii3oved from tbcgcotextilc prior to placing the surface course z *162*1 Smid Is Il t -asually r - q i d. However, ambient tcmperawres are asj all 1 nt1y hi9b to cause bleed -through of the asphalt sealant re- sulting in undesirab1cgcotexti'le adhesion to constvehicle Tr, A6.2 Equipment +..1 l p2dt iiistributor shall capable of spraying the a.halt scalant t the preqcnbed um'fom app) is ati o n rate No swing} skipping; or dffig will be :fitted, The di thu t or shall also be, equipped with a hand spray ha -vi -ng a single Twzzle and positive t -off valve. ..2 Meeh -I r mu1 lay down cquipmentshaH be a It of lay- ing the g ti) mno th _ A6.2-3 The following rni s ell ancon equipment sh pr yded: stiff brisfl brooms or squeegecs to smooth the geow tx; sciswrs or blades to cut the goo- icAfdc, byusbes forapplying asphaltal- x ant to mte .hl overlaps - A6.2.4 P ver ops_d . s ne rn.alirolling oquipment io smoom the grotextile Into the sealant, and sanding 1� ent mday be required - for cerTam jobs. Rolling is especiallyre- quircd on jobs where thin fts or hip scar wpr,- b6fig plavud. Roiling helps n- sure gootextile bond tQ the j) n i ng pagement layer's in the ahscure of beat and weight assorliated Iii thicker lifts of asphalticpavement- A6.3 Constwction A6.3.1 Neither the asphaR sealant _uui d.ic goQioxt)"Ic shx.11 be pla-ced wh_ri weather conditions, in the opinion the, Engineer, are not s it l _ Air and pave, Tnen t temp ravers shaD be n i i ent t �dlow the asphalt sealanL to hold the geotaxtilcin place- For as hal( cement&, air temperatore shall be i OT and rising_ Fuc asphat ca) lziions, wir tcmperaWm .hall be 15T and rising. A6.3.2 The surface on which the gout til "is to be placed -shall reason- ably a nably flee of dirt. a t , vegetation. Or other d'. Cracks exceeding 3 mm in width shall be filled with a suitable crag. rifler PotholuN shall be properlyrp 3r d a directed by the racer. Fillers shall 'be allowed to cure 00r, to ge-otextile placement, .d. The specified rate Of asphalt sealant application rant he Sufficient t satisfy the a It retention properties of the gooicxtfle, and t)nd cote til and. overlay to the old pro t, NOTE I '%X en ernuir,'I'Orts ora ucerl, the apphipatiori rate must be lr CTOas d to offset water iDnt n( of the rmulsion_ . _ .1 Application of sealant shall be by disoibutor spray bar, hand spraying kept to a rr'nimurn. Tem- perature of the aSphalt sealant Shall sufficiently high to pest uniform spray pattern. For asphalt cements the mini - u tnunpp-ratum &ball be 145'C. T avoid damage to the geotextile, hor# the distributor tank tcrnperatures.5.hall not exceedMOT_ -J.3.2 Spray pattcms fur atiphalt c mal i n axe improved by heating. Tem ra r i to 70T range are desirable, A temperaturu of 70T shall not be exceeded since llih r tempera- tures pera- t may break the emulsi'on. A6.3.3,3 The target width of asphalt sealant appl; t: a L i a 2ihall 1 ffi c geotextile width plus 150 ram- The asphalt sealant shall not be applied any farthcr in advance , t ailplacement than t the contractor maintain %e of traffic, A6.3.3.4Asphalt spills shall be cleaned ftam the road suiface to -void flUSM119 Mid, VW M11 111 mnt. A6.3.3.S When asphalt emulsions art u sed, tha Pmul si on shat I be cu prior to Placing the t til d final ung s-urface. This means essenTlaHv no mols- tureremaining. A6.3-4 Ib u the shall be placed onto th�,- wphalt soEdant w1th rM'M'MUM r i prior to the tie die asphalt ha1r. cooled .and I o f tackin . As &ected by the cngineer. wrinldes or folds in ex - cols of 25 mm shall be slit and, laid flat. ►..w1 B l rm" ng ander nu - Mati rolling will he rd to max- i� tett ) e contact with the pave. w Ment ,_ .,.2 Overlap of gootextile joints shall be u int to ensu-rc full. closure f the Joini, but should n( exceed 1 - Transversc Joints shall be lapped in the direction of paving to pre -rent edge, pickup by t paver. A seconei app l is a i Inn of asphalt r>ealant to ihe geotextile. over- laps will he required if in the JudRemcnt of The Eingineer additi na) asphalt scafiaDt is needed to ensure proper tmndllng of the dhle geotextilc layer, A6.3-4.3 Removal and replaccmeot of e tPx6 l i>: that i� damaged 'Fill he the. r.hiltf the contractor- ";_ r.� I 07/ SAT l FAX 528 5520 ClU of Idaho Falls 015 M '-$8 SPECIFICATIONS FOR MATERIALS 755 OTE 2--Tbe p r ob nisas;soc,atcd with nkl s am relai d to rhic ne.5 of the phaft lift being placed over the gotxtil. When wrinkle w--, lae enough to be foided over, (IPA k[WifflY iti FSU( tilvU911 asphidt a al"l bl from the tack com io satisfya red i r men Of MUMPIClayers of gectextile. Thereforc, wnnkles shoWd be sift and laid flat Sufficient asp h ai t scatam shoula be, sprayed on the top of the o vmi to s;ifisfy dhe requiremcnt of the lapped gcotexclIc. NOTE 3—In overlapping adjacent tolls of gcotcxtilc it is dcsimbleto keep the lapped dimension as �sall as �Silc and aiii vide a positive ov iarl p . If tho lapped di on Sion becames too larr, the emblem of inade- quate tack to satisfy the two lifts of geotexdje an d the 0 Id p a vvmcni may oc cut, If this prob- Im docs occur then additional asphaltic seal- ant should bc added to the Jap p d auras* In the application of the additional sealant. care sbou)d be taken Tion to apply too much since an O-55 will CaUSC HUSbiftg_ .Atilt: will be permi , tted for ernergeticy and con- srmction vehiclesonly- A6,3.5 alyx.6,3.5 Placement of the hot - mix ovzrlay should cluscly follow otc_ the laydown.. The temperature of the mix shah not exceed. 60 I tie event asphnit b1ccds through the gcotc- XtIle Causing corlstruction problerns before the ovcrl a -is placed, the af- fected areas shall be blottedby spread- ing sand. To avoid movement of, or damsige to the scat -coat saturated geNeXtilew turning of the paver and other vehicles shall be Brad R1 and kept w a minimum, A6.3.6 Prior to placing a seal coat (or thin overlay such a o' -graded friction course), lightly and the t - the at a spread rate of 0.65 to 1 kg per rn% and pucumatically rill the zeotc)(Iilietightly -into the sealant. ADVISORY It is recommended that for safety con id- crntion , trafficki"Tie of she 5notorrilim should not bt. allowed. Howcvcr, -f the contracung agency elects EO allow traf- ficking, r ft , the follow'kng verbiage recommended; "I approved by the Engineer, the seal- coat e - co t saturated geotextile may be opened to traffic for 24 to 48 doors prior to instalfiing the smfacc course. Warning signs shall be placed which. advise the intens t that the surface may bslippery -whin wot. TIG 3i 4rn.3 all � v po3t the appropriate safe sper Excc53 sand sial be broomed from. the surface prior t placi ng die overlay, It, in the i udgerneat I. of the Engineer, the fabnc surface ap- ars dry, and lacks tackiness fallowing exposure to traffic, a light Tack coat shall be applied prior to the o nr1�