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HomeMy WebLinkAboutINFRASTRUCTURE PLAN 7.07.2021 - 21-00488 - Denny's - 585 N 2nd E - New Commercial Bldg.<1 2 ' ' S D <1 2 ' ' S D < 1 2 ' ' S D < 1 2 ' ' S D < 1 2 ' ' S D < 1 2 ' ' S D <12 ' ' S D <12 ' ' S D <12 ' ' S D <12 ' ' S D 6' ' W 6' ' W 6' ' W 6' ' W 6' ' W 4' ' S S > 4' ' S S > 4'' S S > 4' ' S S > 4' ' S S > 1' ' L W 1' ' L W 1' ' L W 1' ' L W O H P O H P O H P O H P O H P O H P O H P O H P O H P EP E P E P E P E P E P E P E P EP EP EP EP EP EP E P EP EP EP W W W W W W W W W W W W W W S S S S S S S S S S S S S S S S S S S S S S S S S N8 9 ° 4 8 ' 5 0 " E 3 6 0 . 4 1 ' S 0 0 ° 1 3 ' 4 2 " E 1 3 8 . 0 0 ' S8 9 ° 4 8 ' 5 0 " W 3 6 0 . 5 2 ' N 0 0 ° 1 1 ' 1 0 " W 1 3 8 . 0 0 ' 01 E X I S T . S A N I T A R Y S E W E R 02 E X I S T . S A N I T A R Y S E W E R M A N H O L E 03 E X I S T . W A T E R L I N E 04 E X I S T . F I R E H Y D R A N T 05 E X I S T . W A T E R V A L V E 06 E X I S T . W A T E R M E T E R & S E R V I C E L I N E , ABANDON IN PLACE 07 E X I S T . L I G H T P O L E , R E T A I N & P R O T E C T 08 E X I S T . P O W E R P O L E , R E T A I N & P R O T E C T 09 E X I S T . T R A N S F O R M E R , R E T A I N & P R O T E C T 10 N E W B U I L D I N G ; R E : A R C H P L A N S 11 N E W 4 " S A N I T A R Y S E W E R S E R V I C E ; R E : M E C H PLANS FOR CONNECTION 12 N E W 4 " T R A F F I C R A T E D S E W E R C L E A N O U T 13 1 5 0 0 G A L L O N T R A F F I C R A T E D G R E A S E T R A P 14 N E W I N L E T B O X ; R E : B 5 / S H E E T C - 0 4 15 N E W 4 ' C O N C R E T E C R O S S D R A I N ; R E : C I T Y O F REXBURG STANDARD DRAWING 7 16 N E W F L A T C U R B & G U T T E R ; R E : A 1 / S H E E T C - 0 4 17 N E W C O M B I N A T I O N C U R B & S I D E W A L K ; RE: A4/SHEET C-04 18 N E W S I D E W A L K ; R E : A 3 / S H E E T C - 0 4 19 N E W A D A R A M P ; R E : B 3 / S H E E T C - 0 4 20 4 " Y E L L O W P A V E M E N T M A R K I N G 21 A S P H A L T P A V E M E N T ; R E : C 1 / S H E E T C - 0 4 22 N E W D U M P S T E R P A D / E N C O L S U R E ; R E : A R C H PLANS 23 A D A P A R K I N G P A V E M E N T M A R K I N G S 24 1 2 " P V C S T O R M D R A I N 25 E X I S T . S I D E W A L K , R E T A I N & P R O T E C T 26 R A D I O R E A D 2 - I N C H W A T E R M E T E R ; R E : C I T Y O F REXBURG STANDARD DRAWING 14 27 R E M O V E E X I S T . P A V E M E N T 28 N E W S I G N ; R E : A R C H P L A N S 29 N E W L I G H T ; R E : E L E C T S I T E P L A N 30 N E W T R A N S F O R M E R ; R E : E L E C T S I T E P L A N 31 1 " P O L Y I R R I G A T I O N W A T E R S E R V I C E w / APPROVED BACK-FLOW PREVENTOR 32 N E W S T O R M T E C H M C - 3 5 0 0 C H A M B E R S , 1 7 R E Q ' D (1 ROW OF 9, 1 ROW OF 8)33 N E W S T O R M D R A I N M A N H O L E ; R E : I S P W C S D - 5 0 1 34 2 " P O L Y D O M E S T I C W A T E R L I N E 35 S A D D L E T A P E X I S T . S E W E R L I N E 36 6 - I N C H C L A S S 5 1 D . I . F I R E W A T E R L I N E 37 8 " x 6 " H O T T A P W I T H 6 " G A T E V A L V E 38 2 " G A T E V A L V E CONSTRUCTION KEYNOTES 0 SC A L E : 1 " = (S C A L E F O R 2 4 " x 3 6 " P R I N T S O N L Y ) 20 ' 40 20 20 DI A L 8 1 1 O R T O L L F R E E A T 1 - 8 0 0 - 3 4 2 - 1 5 8 5 N . 2 n d . E . S T . THIS SITE PLAN CONFORMS TO AN ACTUAL SURVEY THAT WAS PERFORMED ON THE GROUND BY A LICENSED LAND SURVEYOR IN AND FOR THE STATE OF IDAHO. IT IS THE OWNER’S RESPONSIBILITY TO CONSTRUCT ALL STRUCTURES SHOWN ON THIS SITE PLAN IN ACCORDANCE WITH SAID SURVEY.BASIS OF BEARING HORIZONTAl - NORTH 2nd EAST CHURCH SUBDIVISION PROJECT BENCHMARK POINT NO. 1 SET MAG NAIL ELEV.=4868.16 NGVD 1929 RM 3 ELEV=4651.1REQUIRED STORM WATER TO RETAIN ON SITE WAS CALCULATED USING THE FOLLOWING VALUES:C (weighted) = 0 . 8 3 INTENSITY (i) = 0 . 9 i n / h r AREA (A) = 1 . 1 4 a c r e s Q = CiA = 0.85 cfs T (Storm Duration) = 1 h r = 3 6 0 0 s e c o n d s V = CiAT = 3,071 cu. ft.SITE STORM WATER RETENTION REQ'D - 3,071 cu. ft.POND STORAGE PROV'D -3,229 cu. ft. 01 STORMWATER NOTE SURVEY NOTE 02 03 04 0506 07 07 07 07 08 08 09 14 14 14 14 15 16 16 16 16 17 17 17 18 18 19 20 TY P 20 TY P 20 TY P 20 TY P 20 TY P 16 16 10 21 21 21 22 23 24 24 24 25 27 28 32 33 # 24 24 38 11 13 36 31 10 0 L F @ 0 . 2 5 % 34 26 37 CB - 1 GR A T E - 4 8 6 5 . 0 0 IN V . - 4 8 6 2 . 0 0 CB - 2 GR A T E - 4 8 6 5 . 5 0 IN V . - 4 8 6 1 . 7 5 11 0 L F @ 0 . 8 2 % CB - 3 GR A T E - 4 8 6 3 . 8 5 IN V . - 4 8 6 0 . 8 5 68 L F @ 0 . 4 4 % CB - 4 GR A T E - 4 8 6 3 . 5 5 IN V . - 4 8 6 0 . 5 5 SD M H - 1 RI M - 4 8 6 3 . 9 3 IN V . I N - 4 8 6 0 . 5 1 24 " I N V . O U T ( C H A M B E R S R O W ) - 4 8 5 8 . 0 0 24 " I N V . O U T ( I S O L A T O R R O W ) - 4 8 5 7 . 5 0 SU M P E L E V . - 4 8 5 6 . 5 0 20 TY P TO P O F C H A M B E R S - 4 8 6 1 . 8 5 IS O L A T O R R O W S U B G R A D E - 4 8 5 6 . 8 5 CH A M B E R S R O W S U B G R A D E - 4 8 5 7 . 3 5 15 L F @ 0 . 2 7 % 53 ' 7 9 ' 1 2 ' 10 5 . 3 ' 6 . 0 ' 6. 0 ' 20 . 0 ' 9 . 0 ' 6. 0 ' 20 . 0 ' 29 . 5 ' 20 . 0 ' 9 ' 8. 0 ' 8. 0 ' 8. 0 ' 8. 0 ' 4 . 0 ' 2 0 . 0 ' 40 . 0 ' 30 . 0 ' 40 . 0 ' 3 0 . 0 ' 9. 0 ' 33 . 3 ' 2 2 . 7 ' 1 6 . 5 ' 3 5 . 0 ' A C C E S S E A S E M E N T 20 . 0 ' P. U . E . 29 . 5 ' G R E B E I F R F FJEEREENIGNEONALSIESROFPG R E B E I F R F FJEREENIGNEONALSIESROFP 94 6 O X B O W L A N E ID A H O F A L L S , I D A H O 8 3 4 0 4 20 8 - 2 2 0 - 6 4 3 1 FI N F L O O R - 4 8 6 6 . 6 5 1.4% 2 . 1 % 2 . 0 % 1 . 3 % 4. 6 % 2 . 5 % 2 . 5 % 1 . 6 % 4 8 6 6 4 8 6 7 4 8 6 8 4 8 6 6 . 5 4 8 6 7 . 5 4 8 6 8 . 5 1 . 0 % 48 6 5 48 6 6 48 6 5 . 5 48 6 6 . 5 4 8 6 6 4 8 6 7 4 8 6 6 . 5 4 8 6 7 . 5 8 6 4 8 6 6 4 8 6 5 . 5 48 6 6 . 5 3 ( B W ) 48 6 6 . 3 3 ( F W ) 48 6 6 . 3 3 ( F W ) 48 6 6 . 4 7 ( F W ) 48 6 6 . 3 3 ( T B C ) 48 6 6 . 5 3 ( T B C ) 48 6 6 . 6 1 ( F W ) 48 6 6 . 6 1 ( F W ) 48 6 6 . 4 5 ( F W ) 48 6 6 . 4 5 ( B W ) 48 6 6 . 3 3 ( F W ) 48 6 6 . 4 7 ( F W ) 48 6 6 . 2 4 ( B W ) 48 6 6 . 5 3 ( F W ) 48 6 6 . 4 7 ( F W ) 48 6 6 . 5 9 ( B W ) 48 6 6 . 5 9 ( B W ) 48 6 6 . 5 9 ( B W ) 48 6 6 . 1 6 ( F W ) 48 6 6 . 4 4 ( B W ) 48 6 6 . 4 4 ( B W ) 48 6 6 . 2 4 ( B W ) 48 6 6 . 2 5 ( T B C ) 48 6 6 . 2 4 ( T B C ) 48 6 6 . 1 7 ( T B C ) 48 6 5 . 9 3 ( T B C ) 48 6 5 . 9 0 ( T B C ) 48 6 6 . 0 8 ( T B C ) 48 6 6 . 2 5 ( T B C ) 48 6 6 . 4 4 ( T B C ) 48 6 6 . 4 2 ( T B C ) 48 6 6 . 3 4 ( T B C ) 48 6 6 . 3 2 ( T B C ) 48 6 6 . 3 0 ( T B C ) 48 6 6 . 4 5 ( T B C ) 48 6 8 . 4 8 ( T B C ) 48 6 6 . 7 4 ( T B C ) 48 6 6 . 4 5 ( T B C ) 48 6 6 . 1 7 ( T B C ) 48 6 6 . 4 5 ( T B C ) 48 6 6 . 0 0 ( T B C ) 48 6 6 . 0 8 ( T B C ) 48 6 6 . 1 3 ( T B C ) 48 6 6 . 1 3 ( T B C ) 48 6 6 . 0 8 ( T B C ) 48 6 6 . 0 0 ( T B C ) 48 6 5 . 8 3 ( A S P ) 48 6 5 . 1 0 ( C O N / A S P ) 48 6 5 . 1 0 ( C O N / A S P ) 48 6 5 . 1 0 ( C O N / A S P ) 48 6 5 . 1 0 ( C O N / A S P ) 48 6 6 . 3 0 ( E O P ) 48 6 6 . 5 0 ( E O P ) 48 6 7 . 7 5 ( M A T C H ) 48 6 6 . 6 1 ( B W ) 48 6 6 . 1 0 ( E O P ) 48 6 5 . 9 2 ( E O P ) 48 6 5 . 9 9 ( E O P ) 48 6 5 . 9 7 ( C O N / A S P ) 48 6 5 . 9 7 ( C O N / A S P ) 48 6 6 . 5 9 ( B W ) 48 6 6 . 5 9 ( T B C ) 48 6 6 . 5 9 ( B W ) 48 6 6 . 5 9 ( T B C ) 48 6 6 . 0 9 ( B W ) 48 6 6 . 0 9 ( B W ) 48 6 6 . 4 5 ( T B C ) 48 6 6 . 3 3 ( F W ) 48 6 6 . 4 5 ( B W ) 48 6 5 . 7 6 ( C O N / A S P ) 48 6 5 . 6 0 ( C O N / A S P ) 48 6 6 . 1 6 ( F W ) < 1 2 ' ' S D < 1 2 ' ' S D < 1 2 ' ' S D < 1 2 ' ' S D < 1 2 ' ' S D < 1 2 ' ' S D < 1 2 ' ' S D < 1 2 ' ' S D 'S D <12 ' ' S D <12 ' ' S D <12 ' ' S D <12 ' ' S D <12 ' ' S D 6' ' W 6' ' W 6' ' W 6' ' W 6' ' W 6' ' W 6' ' W 6' ' W 6' ' W 6' ' W 2' ' W 4' ' S S > 4' ' S S > 4' ' S S > 4' ' S S > 4'' S S > 4' ' S S > 4' ' S S > 4' ' S S > 4' ' S S > 4' ' S S > 4' ' S S > 4' ' S S > 4''S S > 1' ' L W 1' ' L W 1' ' L W 1' ' L W 1' ' L W 1' ' L W 1'' L W 1' ' L W 48 6 5 . 9 7 ( C O N / A S P ) 48 6 5 . 8 3 ( C O N / A S P ) 48 6 5 . 8 0 ( C O N / A S P ) 48 6 5 . 7 3 ( C O N - F L ) 48 6 5 . 8 2 ( C O N / A S P ) 48 6 5 . 6 0 ( C O N / A S P ) 48 6 5 . 7 6 ( C O N / A S P ) 48 6 5 . 7 2 ( C O N / A S P ) 48 6 5 . 7 4 ( C O N / A S P ) 48 6 5 . 6 5 ( C O N - F L ) 48 6 6 . 2 3 ( T B C ) 48 6 7 . 0 3 ( E O P ) 48 6 6 . 0 9 ( E O P ) 48 6 5 . 9 3 ( E O P ) 48 6 7 . 4 7 ( T B C ) 48 6 5 . 8 3 ( C O N / A S P ) 48 6 5 . 8 3 ( A S P ) 48 6 6 . 1 5 ( T B C ) 48 6 5 . 7 2 ( C O N / A S P ) 48 6 5 . 8 0 ( C O N / A S P ) 48 6 5 . 5 8 ( C O N / A S P ) 48 6 5 . 5 8 ( C O N / A S P ) 1 . 7 % 1 . 6 % 48 6 5 . 6 3 ( C O N / A S P ) 1 . 1 % 1 . 8 % 1.5% 1.8% 1 . 5 % 2. 5 % 3. 0 % 48 6 5 . 5 0 ( G R A T E ) 48 6 5 . 0 0 ( G R A T E ) 1.9% 4 8 6 5 . 5 4 8 6 5 . 5 E P E P E P W W W W W W W W W W W W W W W W W W S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S 4 8 6 5 . 0 4 8 6 5 . 0 4 8 6 5 . 0 48 6 5 . 0 48 6 6 . 0 48 6 7 . 0 4 8 6 6 . 0 4 8 6 6 . 0 4 8 6 7 . 0 4 8 6 8 . 0 TBC T O P B A C K O F C U R B CON T O P O F C O N C R E T E ASP T O P O F A S P H A L T GRT T O P O F G R A T E MATCH M A T C H E X I S T . FF F I N I S H E D F L O O R FW F R O N T O F S I D E W A L K BW B A C K O F S I D E W A L K EOP E D G E O F P A V E M E N T FL F L O W L I N E SHEET ACRONYMS 0 SC A L E : 1 " = (S C A L E F O R 2 4 " x 3 6 " P R I N T S O N L Y ) 10 ' 20 10 10 DI A L 8 1 1 O R T O L L F R E E A T 1 - 8 0 0 - 3 4 2 - 1 5 8 5 N . 2 n d . E . S T . M A T C H L I N E S E E S H E E T C - 0 3 G R E B E I F R F FJEEREENIGNEONALSIESROFPG R E B E I F R F FJEREENIGNEONALSIESROFP946 OXBOW LANE IDAHO FALLS, IDAHO 83404 208-220-6431 < 1 2 ' ' S D 3. 1 % 2.8% <1 2 ' ' S D <1 2 ' ' S D <1 2 ' ' S D <1 2 ' ' S D <1 2 ' ' S D 3 . 1 % 2. 2 % 3. 2 % 2 . 9 % 1. 5 % 2 . 1 % 2 . 4 % 4 8 6 5 48 6 5 48 6 4 . 5 4 8 6 4 . 5 4 8 6 5 . 5 48 6 5 . 5 4 8 6 4 4 8 6 4 4 8 6 4 4 8 6 4 4 8 6 5 4 8 6 4 . 5 4864.5 4 8 6 4 . 5 48 6 6 . 4 4 ( T B C ) 48 6 5 . 6 7 ( T B C ) 48 6 6 . 1 1 ( T B C ) 48 6 3 . 9 5 ( C O N / A S P ) 48 6 3 . 9 5 ( C O N / A S P ) 48 6 3 . 9 5 ( C O N / A S P ) 48 6 3 . 9 5 ( C O N / A S P ) 48 6 3 . 6 5 ( C O N / A S P ) 48 6 3 . 6 5 ( C O N / A S P ) 48 6 3 . 6 5 ( C O N / A S P ) 48 6 3 . 6 5 ( C O N / A S P ) 48 6 5 . 2 9 ( E O P ) 48 6 4 . 6 0 ( E O P ) 48 6 4 . 5 0 ( E O P ) 48 6 4 . 4 0 ( E O P ) 48 6 4 . 8 1 ( E O P ) 48 6 6 . 2 9 ( T B C ) 48 6 5 . 9 4 ( T B C ) 48 6 4 48 6 5 48 6 4 . 5 <12 ' ' S D <12 ' ' S D <12 ' ' S D <1 2 ''S 48 6 3 . 5 5 ( G R A T E ) 48 6 3 . 8 5 ( G R A T E ) 2 . 6 % 2 . 4 % 4 8 6 4 4 8 6 5 4 8 6 4 . 5 48 6 3 . 9 3 ( G R A T E ) O H P O H P O H P O H P O H P O H P O H P O H P O H P O H P O H P 48 6 5 . 0 48 6 6 . 0 48 6 7 . 0 48 6 8 . 0 4 8 6 5 . 0 4 8 6 5 . 0 4 8 6 4 . 0 48 6 4 . 0 TBC T O P B A C K O F C U R B CON T O P O F C O N C R E T E ASP T O P O F A S P H A L T GRT T O P O F G R A T E MATCH M A T C H E X I S T . FF F I N I S H E D F L O O R FW F R O N T O F S I D E W A L K BW B A C K O F S I D E W A L K EOP E D G E O F P A V E M E N T FL F L O W L I N E SPOT ELEVATION ACRONYMS 0 SC A L E : 1 " = (S C A L E F O R 2 4 " x 3 6 " P R I N T S O N L Y ) 10 ' 20 10 10 DI A L 8 1 1 O R T O L L F R E E A T 1 - 8 0 0 - 3 4 2 - 1 5 8 5 M A T C H L I N E S E E S H E E T C - 0 2 G R E B E I F R F FJEEREENIGNEONALSIESROFPG R E B E I F R F FJEREENIGNEONALSIESROFP946 OXBOW LANE IDAHO FALLS, IDAHO 83404 208-220-6431 6 / 2 2 / 2 0 2 1 , 6 : 3 8 A M , D : \ F R E I B E R G _ E N G I N E E R I N G \ P R O J E C T S \ 2 1 - 1 4 0 4 - 0 0 R e x b u r g D e n n y ' s \ D e s i g n \ A u t o C A D \ J o h n \ 0 6 2 1 2 1 \ 2 0 2 1 . 0 0 3 - P L A N S . d w g TY P I C A L C U R B S E C T I O N S NO T T O S C A L E A1NO T E S : 1. G R A D E A N D A L I G N M E N T T O B E A P P R O V E D B Y T H E E N G I N E E R . 2. 1 / 2 " E X P A N S I O N J O I N T M A T E R I A L A T T E R M I N A L P O I N T S O F R A D I I . 3. C O N T I N U O U S P L A C E M E N T P R E F E R R E D , S C O R E I N T E R V A L S M A X I M U M 10 F E E T . 4. M A T E R I A L S A N D C O N S T R U C T I O N S H A L L B E I N C O M P L I A N C E W I T H I S P W C S P E C I F I C A T I O N S A N D T H E C I T Y . 5. B A C K F I L L A S P E R I S P W C S P E C I F I C A T I O N S . 6. S E C U R E R I G H T - O F - W A Y P E R M I T B E F O R E B E G I N N I N G C O N S T R U C T I O N I N P U B L I C R I G H T - O F - W A Y . 7. A L L C O N S T R U C T I O N W I T H I N A N D A D J A C E N T T O T H E P U B L I C R I G H T O F W A Y T O B E A P P R O V E D A N D A C C E P T E D B Y T H E C I T Y . 8. C O N C R E T E M I X D E S I G N P E R I S P W C S T A N D A R D S , 2 8 D A Y S T R E N G T H 4 0 00 P S I , A I R C O N T E N T 6 . 5 % + - 1 . 5 % FL A T C U R B & G U T T E R S E C T I O N D E T E C T A B L E W A R N I N G P A V E R S #8 30 - 5 0 3- 9 #2 0 0 PR O C T O R D E N S I T Y PR E P A R E S U B G R A D E P E R GE O - T E C H N I C A L R E P O R T CO M P A C T E D T O 9 5 % S T A N D A R D 6" D E P T H C R U S H E D 3 4 " M I N U S AG G R E G A T E L E V E L I N G C O U R S E 3" C L A S S I I P L A N T M I X P A V E M E N T PG 5 8 - 2 8 , 3 4 " M I X D E S I G N % P A S S I N G 3/ 4 " M I N U S G R A D A T I O N AG G R E G A T E L E V E L I N G C O U R S E 10 0 90 - 1 0 0 40 - 6 5 1"3/ 4 " #4 SI E V E 6" M I N . 3 ' - 0 " 5 ' - 0 " M A X . . W I T H O U T S H O R I N G 6 6 6 "6 " M M M M M I M I N N N N 6 6 6 6 6 6 6 M M M M M N N N N N N N ..N N N M N N M M I N " M M M M 6 6 6 6 6 6 6 6 N N N N N . M M M I N N N " M M M M M M M M M 6 6 6 6 6 6 6 6 " M I N . SI D E W A L K D E T A I L NO T T O S C A L E A3 CU R B A N D G U T T E R S E C T I O N ; R E : A 1 (W H E R E U S E D , S E E P L A N ) 4" C R U S H E D G R A V E L 4" T H I C K C O N C R E T E SI D E W A L K NO T T O S C A L E PA R K I N G SU R F A C E B3 AD A R A M P D E T A I L TR U N C A T E D D O M E P A N E L CO M B I N A T I O N C U R B A N D S I D E W A L K NO T T O S C A L E A4 CO M P A C T E D S U B - G R A D E 2 - # 4 R E B A R EV E N L Y S P A C E D PR O J E C T P A V E M E N T S E C T I O N NO T T O S C A L E C1 ST A N D A R D B A C K F I L L T R E N C H & R E S U R F A C I N G NO T T O S C A L E B1 12 " M I N EA C H SI D E P I P E S I Z E V A R I E S P E R V A R I E S P E R T R E N C H D E P T H UN D I S T U R B E D SO I L ( T Y P . ) FI N I S H E D E D G E S A R E T O B E SA W C U T A N D P R I M E D J U S T PR I O R T O A S P H A L T P L A C E M E N T MA T C H E X I S T I N G AS P H A L T T H I C K N E S S ( U P T O 4 " W I T H 2 . 5 " M I N . ) 4" O F 3 / 4 " C R U S H E D 36 " F L O W - A B L E F I L L TR E N C H B A C K S L O P E P E R O. S . H . A ( I F A P P R O V E D B Y C I T Y EN G I N E E R ) O R S U I T A B L E SH O R I N G FL O W - A B L E F I L L U N L E S S OT H E R W I S E A P P R O V E D B Y CI T Y E N G I N E E R LO W E R C O M P A C T I O N Z O N E FO U N D A T I O N S T A B I L I Z A T I O N M A Y VA R Y P E R S O I L T Y P E A N D ST A B I L I T Y ( P E R S E C T I O N 3 0 4 ) IN L E T B O X NO T T O S C A L E B5 HEAD SECTION (TYP)2'-0" x 1'-6" POURED IN PLACE OR 30" DIAMETER PRECAST INLET BOXGRATE, RE: PLAN FOR GRATE ELEV. CO N C R E T E A P R O N NO T T O S C A L E B2 6" C R U S H E D G R A V E L 4" T H I C K C O N C R E T E SI D E W A L K 1 TR U N C A T E D D O M E S 12 1 0 . 5 ' S E E P L A N S 12 SEE P L A N AP P R O A C H R A M P 1 2 : 1 6'-0 " AP P R O A C H R A M P 1 2 : 1 6'-0 " 24 " (S L O P E S F O R R A M P S S H O W N A R E T Y P I C A L F O R A L L R A M P S , S E E P L A N F O R A C T U A L S H A P E O F R A M P ) 12 " M I N . O R L O C A L C U T BA C K R E Q U I R E M E N T S TY P B O T H S I D E S PI P E B E D D I N G T Y P E I I I VE R T I C A L T R E N C H W A L L S SH O R I N G P E R O . S . H . A . TR E N C H B A C K F I L L P E R SE C T I O N 3 0 6 EX I S T . B A S E EX I S T . S U R F A C E SU R F A C E R E P A I R W I D T H (1 / 2 O F T R E N C H D E P T H A L L O W E D P E R S I D E - M A X I M U M ) NO T E S : 1. T R E N C H E X C A V A T I O N P E R S E C T I O N 3 0 1 2. B A C K F I L L A N D C O M P A C T I O N C L A S S A - 1 G R E B E I F R F FJEEREENIGNEONALSIESROFPG R E B E I F R F FJEREENIGNEONALSIESROFP946 OXBOW LANE IDAHO FALLS, IDAHO 83404 208-220-6431