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HomeMy WebLinkAboutENGINEERING CALCS - 03-00032 - Hyde Park II - Two 4-Plex Building #3 & 4sehiess &Associates CONSULTING ENGINEER S 1 STo L= WAT" Smo - =. JOB Nye ?,4r,< Pµt Z JOB NUMBER Cil /s V SCALE — CALCULATED BY �%.L q DATE- 7 a Z CHECKED BY DATE SHEET _jOFz i�. FFG IGIf.+r = p cG &PAMT-IC Acca C= o.9S ARCq a/ - r 7$ n'CA Pe✓Chcw r ® S= 274:t 1 4 n r0, c7 .� �, ycr "•••,.q6s N COECF TKduE LFA = i 6 -7( 0,l 6) 74 N 0. lG7 0.097 - "SG A-orl4f�, r ET - FAA Eq�Arl o/a t. 1,8(1,1-C) C= 0,95 S_ O,o27 Lo z 7Sf� O, 0% -t79 2Aw FALL IgTCAS �rlE S uSC IZn ca« TAF GnRJES FsL ZONIE G of C ZTO H �ARA�LIL Id,nlALyS IS Spf/iA.0 Si(7Q/h. , it oy4 s 5lu�wry �L z /OWN ISo/2 s 3.S iq/h� SSchiess & Associates C ON S U L T ING E N G IN E E R S IiISGNAR4jE '- =Nrr�iKATrON C'EA K z,�" 01✓% QcoiA JOB NYJE bac K i_�/tA�Q = JOB NUMBER d* O 2tSy SCALE CALCULATED BY ,7A s A4,- t' DATE n -r ­ 2 CHECKED BY DATE SHEET 2 OF " G - /4, /. © 7r ,N -tL Q=C045�Cy,���D,l(vA(eL) = 0, 6,V CSS =azar, %LNNOFfi,00slevvdE yoGtkL or- P-qo OFF - USG rN1C zArco"AL r cr#,4 io cxoc.4re o Ny,oRo CvAA1o# 9' �'o•�•^r�A-kQ15 SEG SORCiOOS NEST hrd t_r,(APH TN(c 15 0NtY- x t h'it-L - uo(Z.µal.,y 4s6 TNL A14A- "AmzA_ rqc c.,..Grc <, 6TPACc r,o FR.+..., —,Hc A4ZA OF o.lTrLo.J /N T/l,5 cq�L tNFAl-7-44T1o,v, VSO...•N��YZ(7,,)(0,(3'f )��°�`M J�2 jL q^,N)1.3(9 �jELJ I`o J� 2ZI.yCVTL V/5�,,�:rZ�7��NiiO•G3is)C l6-�"�z t 0,l(f•�sn,otco _ ��N.G F0?_ -rwL RSsr of y'NG Fi SYS aL•r✓L6d O.l (f ,, G,ol (f, Iuf �rk4Tor2 VOL w1 �Ei Sr.1CyL� LN�i I -,> L� t <a2avtt, voo, TO _. N,67ft3 :ko m c7 I�sfi 2 6 G �0,9 7,�t 3 LfN£actr ,Nr62VCkAr,- 9ou6Lj L.Nk. v; 3g4 4"AsemoN Lssv %4a,(,fts sr;an : �ogs t0/j4p 36,4_43 It{TorAl XC4170AAC Table I Volume ft t, min 50y, in/hr Rain From Hydrograph Infiltration 5 5 67.50 12.70 10 3.5 221.40 25.39 15 2.8 264.60 38.09 20 2.4 264.70 50.79 30 1.8 264.80 76.18 40 1.61 264.90 101.57 50 1.5 265.00 126.97 60 1.2 265.10 152.36 120 0.65 265.11 304.72 180 0.48 265.12 457.08 240 0.39 265.13 609.45 300 0.32 265.14 761.81 360 0.28 265.15 914.17 480 0.231 265.16 1218.89 600 0.19 265.17 1523.61 720 0.17 265.18 1828.34 1080 0.13 265.19 2742.50 1440 0.095 265.20 3656.67 Table II For design of an Infiltrator: Find the infiltration rate of the soil. Gravel = 0.30 to 0.45 in/hr Say .30 in/hr or 0.000417 Ft/sec Q=VA V=infiltration Rate A=Voids Assume that the gravel is poorly graded with some fines Void Ratio = 28% On an infiltrator that is 34 inches wide and the gravel on the sides of the infiltrator equal 1 ft each the total infiltration width is 4.833 ft Infiltrators L ft A fe V ft/s Q cfs 1 6.25 8.45775 0.000417 0.003526882 2 12.5 16.9155 0.000417 0.007053764 3 18.75 25.37325 0.000417 0.010580645 4 25 33.831 0.000417 0.014107527 5 31.25 42.28875 0.000417 0.017634409 6 37.5 50.7465 0.000417 0.021161291 7 43.75 59.20425 0.000417 0.024688172 8 50 67.662 0.000417 0.028215054 9 56.25 76.11975 0.000417 0.031741936 10 62.5 84.5775 0.000417 0.035268818 11 68.75 93.03525 0.000417 0.038795699 ,5 0.000417 0.042322581' 13 81.25 109.9508 0.000417 0.045849463 14 87.5 118.4085 0.000417 0.049376345 15 93.75 126.8663 0.000417 0.052903226 16 100 135.324 0.000417 0.056430108 17 106.25 143.7818 0.000417 0.05995699 18 112.5 152.2395 0.000417 0.063483872 19 118.75 160.6973 0.000417 0.067010753 20 125 169.155 0.000417 0.070537635 21 131.25 177.6128 0.000417 0.074064517 22 137.5 186.0705 0.000417 0.077591399 DESIGN 20.( IL 4.0 I.0 z01 .0i D-34 HYDRAULICS APPENDIX D Figure D-8 Page 7 of 9 7/00 �nn■t■■rnt w . . 7��■■�it��Mn z■■t■�!■■!!r!■wil�■ r■■■■� !��■� =MM I __EbOl w Emil ■■r��1u24� W, lummom■■ m milli■om 1��t■■�■� �illl ■rs �'► •�■■io 11111 1111111010 �1 INN 1111 ♦�s�■s■OwIII��r��Il�r���sllll�rIrl■.r�r��a"L%;: =■UN■�l�r!■�i�t��li: �t �■■■N�����■� 0■��■moi all IMEM ■N■ 01101001■� 111111110111M ■■"■t� • • 7/00 10-- 01-Yr 8 I -D -F Curve - rexburg I -Yr / 2 -Yr 6 / 3 -Yr hVhr / 5 -Yr 4 / 10 -Yr 2 25 -Yr / 50 -Yr 0 / 100 -Yr 0 5 10 15 20 25 30 35 40 45 50 55 60 Tc (Min) SV EQ� 1 - Rational - 50 Yr - Qp = 0.63 cfs 0.s 0.6 o,us 0.4 CY 0.2 - 0.0 0 5 10 15 Time (min) / Hyd. 1