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HomeMy WebLinkAboutCPS-SD-DesignCI T Y O F B A K E R S F I E L D R A T I O N A L M E T H O D - S U B A R E A S (I n a c c o r d a n c e w i t h C i t y o f B a k e r s f i e l d S t a n d a r d s ) Street Flow Chart TA B L E O F R U N O F F C O E F F I C I E N T S 60 R/W, Slope=0.200% R- 1 , 6 0 0 0 S F 0 . 4 2 Q , c f s V , f p s D , i n JO B T I T L E : Ca m p u s P a r k S o u t h S u m p R- 1 , 7 5 0 0 S F 0 . 3 8 0.240.972 DA T E : 5/ 2 4 / 2 0 1 1 R- 1 , 1 0 0 0 0 S F 0 . 3 4 0.651.33 R- 1 , 1 5 0 0 0 S F 0 . 2 7 1.61.54 Ra t i o n a l V a l u e s : R- 2 0 . 5 5 3.91.75 Ev e n t : 10 YE A R V a l u e s : 5 , 1 0 , 5 0 R- 3 , R - 4 , M - H 0 . 8 0 51.85.5 M. A . P . 6 i n . / y r . V a l u e s : 6 , 1 0 , 1 5 , 2 0 , 2 5 , 3 0 C o m m e r c i a l 0 . 9 0 6.51.96 In d u s t r i a l 0 . 8 0 131.96 Cu r v e V a l u e s Pa r k s 0 . 1 5 a : 2 . 3 8 I = a + b T c ( T c < 2 0 m i n . ) G r a s s l a n d s , T y p e A S o i l 0 . 1 5 S t r e e t F l o w C h a r t b: - 0 . 0 5 8 G r a s s l a n d s , T y p e B S o i l 0 . 2 5 6 0 R / W , S l o p e = 0 . 2 5 0 % P6 0 : 0 . 5 5 0 I = K 1 * ( 6 . 0 2 * T c ) ^ ( 0 . 1 7 * L N ( p 6 0 / K 1 ) G r a s s l a n d s , T y p e C S o i l 0 . 3 5 Q , c f s V , f p s D , i n K1 : 4 0 . 0 0 ( T c > = 2 0 m i n . ) G r a s s l a n d s , T y p e D S o i l 0 . 4 5 0 . 3 1 . 1 2 Pa v e m e n t , d r i v e s & r o o f s 0 . 9 0 0 . 7 2 1 . 5 3 Ba c k y a r d s 1 . 8 1 . 7 4 La w n - l a n d s c a p e 2 % 0 . 1 0 0 . 1 7 4 . 3 1 . 9 5 La w n - l a n d s c a p e 2 - 7 % 0 . 1 5 0 . 2 2 5 . 5 2 . 0 2 5 . 5 La w n - l a n d s c a p e 7 % 0 . 2 0 0 . 3 5 7 . 3 2 . 1 6 14.62.16 SUBAREA NAME Inlet or Pipe No. C, Runoff Coef. I, Intensity, IN/HR A, Total Area, AC rslt Tc, MIN. L, Length, FT dH Sg, Gutter Slope, FT/FT Q, Flow, CFS Pipe or Street Type Pipe Size, IN V, Velocity, FPS Trial Tc, MIN. Roof to Gutter Time, MIN. Tm, Travel Time, MIN. Curb Depth, IN.CxA Ca m p u s P a r k S o u t h S u m p ST O R M D R A I N 1 0 . 0 5 4 0 14 4 0 . 0 0 1 0 y e a r 2 4 h o u r v o l u m e : 1 . 3 0 CB 1 1f 1 0 . 4 0 0 . 8 0 1. 3 5 3 5 . 6 3 13 9 2 0 . 2 0 % 0 . 4 3 1 . 1 2 3 5 . 6 3 1 5 2 0 . 6 3 0.54 1a 1 0 . 4 0 4 . 1 6 1.66 1b 1 0 . 4 0 3 . 9 4 1.58 1c 1 0 . 4 0 4 . 6 2 1.85 1d 1 0 . 9 0 1 . 3 8 1.24 1e 1 0 . 4 0 0 . 9 0 0.36 1g 1 0 . 4 0 0 . 7 4 3. 4 7 3 9 . 7 4 46 0 0 . 2 0 % 5 . 9 7 1 . 8 6 3 9 . 7 4 3 5 . 6 3 4 . 1 1 1.39 Av e C , T o t a l A , S u m C x A 0 . 4 3 0 . 7 4 19 . 8 2 3 9 . 7 4 6. 3 7 8 . 6 2 CB 2 2a 2 0 . 5 0 0 . 6 3 0.32 2b 2 0 . 5 0 1 1 . 4 7 5.74 2c 2 0 . 5 0 1 2 . 6 4 6.32 Av e C , T o t a l A , S u m C x A 0 . 5 0 0 . 7 4 24 . 7 4 3 9 . 7 4 9. 1 4 1 2 . 3 7 CB 1 & C B 2 M H 1 t o M H 2 0 . 4 7 0 . 7 4 44 . 5 6 3 9 . 7 4 36 0 1 5 . 5 0 p i p e 2 4 4 . 9 4 1 . 2 2 20.99 CB 3 3a 3 0 . 4 0 9 . 2 3 3.69 Me y e r Ci v i l E n g i n e e r i n g , I n c . 1 1 0 S . M o n t c l a i r S t # 1 0 4 , B a k e r s f i e l d , C A 9 3 3 0 9 Pa g e 1 o f 1 0 10 Year Storm-Rev Cs SUBAREA NAME Inlet or Pipe No. C, Runoff Coef. I, Intensity, IN/HR A, Total Area, AC rslt Tc, MIN. L, Length, FT dH Sg, Gutter Slope, FT/FT Q, Flow, CFS Pipe or Street Type Pipe Size, IN V, Velocity, FPS Trial Tc, MIN. Roof to Gutter Time, MIN. Tm, Travel Time, MIN. Curb Depth, IN.CxA Av e C , T o t a l A , S u m C x A 0 . 4 9 . 2 3 3.69 Ad d C B 3 M H 2 t o M H 3 0 . 4 6 0 . 7 2 53 . 7 9 4 0 . 9 6 44 0 1 7 . 8 4 p i p e 3 0 3 . 6 3 2 . 0 2 24.68 CB 4 4a 4 0 . 9 0 2 . 7 2 2.45 Av e C , T o t a l A , S u m C x A 0 . 9 2 . 7 2 2.45 CB 5 5a 5 0 . 9 0 2 . 6 1 2.35 Av e C , T o t a l A , S u m C x A 0 . 9 2 . 6 1 2.35 CB 6 6a 6 0 . 9 0 1 . 3 0 1.17 Av e C , T o t a l A , S u m C x A 0 . 9 1 . 3 1.17 CB 7 7a 7 0 . 9 0 1 . 3 5 1.22 Av e C , T o t a l A , S u m C x A 0 . 9 1 . 3 5 1.22 Ad d C B 4 , 5 , 6 & 7 M H 3 t o M H 6 0 . 5 2 0 . 7 0 61 . 7 7 4 2 . 9 8 27 0 2 2 . 2 3 p i p e 3 0 4 . 5 3 0 . 9 9 31.86 CB 8 8a 8 0 . 4 0 3 . 8 8 1.55 8b 8 0 . 4 0 1 . 3 6 0.54 Av e C , T o t a l A , S u m C x A 0 . 4 5 . 2 4 2.10 CB 9 9a 9 0 . 4 0 4 . 1 3 1.65 Av e C , T o t a l A , S u m C x A 0 . 4 4 . 1 3 1.65 CB 1 0 10 a 1 0 0 . 4 0 3 . 0 0 1.20 Av e C , T o t a l A , S u m C x A 0 . 4 3 . 0 0 1.20 Ad d C B 8 , 9 & 1 0 M H 6 t o M H 8 0 . 5 0 . 6 9 74 . 1 4 4 3 . 9 7 22 0 2 5 . 2 6 p i p e 3 0 5 . 1 5 0 . 7 1 36.81 CB 1 1 11 a 1 1 0 . 4 0 3 . 9 5 1.58 11 b 1 1 0 . 4 0 1 . 9 9 0.80 Av e C , T o t a l A , S u m C x A 0 . 4 5 . 9 4 2.38 CB 1 2 12 a 1 2 0 . 4 0 3 . 4 8 1.39 12 b 1 2 0 . 4 0 2 . 2 8 0.91 Av e C , T o t a l A , S u m C x A 0 . 4 5 . 7 6 2.30 CB 1 3 13 a 1 3 0 . 4 0 2 . 9 7 1.19 13 b 1 3 0 . 4 0 2 . 2 6 0.90 Av e C , T o t a l A , S u m C x A 0 . 4 5 . 2 3 2.09 CB 1 4 14 a 1 4 0 . 8 0 1 2 . 9 3 10.34 14 b 1 4 0 . 8 0 6 . 5 3 5.22 Av e C , T o t a l A , S u m C x A 0 . 8 1 9 . 4 6 15.57 Me y e r Ci v i l E n g i n e e r i n g , I n c . 1 1 0 S . M o n t c l a i r S t # 1 0 4 , B a k e r s f i e l d , C A 9 3 3 0 9 Pa g e 2 o f 1 0 10 Year Storm-Rev Cs SUBAREA NAME Inlet or Pipe No. C, Runoff Coef. I, Intensity, IN/HR A, Total Area, AC rslt Tc, MIN. L, Length, FT dH Sg, Gutter Slope, FT/FT Q, Flow, CFS Pipe or Street Type Pipe Size, IN V, Velocity, FPS Trial Tc, MIN. Roof to Gutter Time, MIN. Tm, Travel Time, MIN. Curb Depth, IN.CxA CB 1 5 15 a 1 5 0 . 5 5 4 . 6 3 2.55 Av e C , T o t a l A , S u m C x A 0 . 5 5 4 . 6 3 2.55 Ad d C B 1 1 , 1 2 , 1 3 , 1 4 & 1 5 M H 8 t o M H 1 2 0 . 6 8 11 5 . 1 6 4 4 . 6 8 55 0 4 1 . 8 5 p i p e 3 6 5 . 9 2 1 . 5 5 61.70 CB 1 6 16 a 1 6 0 . 5 0 1 . 5 6 0.78 Av e C , T o t a l A , S u m C x A 0 . 5 1 . 5 6 0.78 Ad d C B 1 6 & S D 2 M H 1 2 t o O u t l e t 1 0 . 4 9 0 . 6 6 22 8 . 0 5 4 6 . 2 3 12 0 7 3 . 5 1 p i p e 3 6 1 0 . 4 0 0 . 1 9 111.10 ST O R M D R A I N 2 CB 1 7 17 a 1 7 0 . 4 0 8 . 5 8 3.43 17 b 1 7 0 . 4 0 5 . 2 2 2.09 Av e C , T o t a l A , S u m C x A 0 . 4 1 3 . 8 0 5.52 CB 1 8 18 a 1 8 0 . 4 0 3 . 9 4 1.58 Av e C , T o t a l A , S u m C x A 0 . 4 3 . 9 4 1.58 CB 1 9 19 a 1 9 0 . 4 0 0 . 9 1 18 . 6 8 2 9 . 7 4 16 8 0 0 . 2 0 % 6 . 8 2 1 . 9 0 2 9 . 7 4 1 5 1 4 . 7 4 7.47 Av e C , T o t a l A , S u m C x A 0 . 4 1 8 . 6 8 7.47 Ad d C B 1 7 & 1 8 M H 1 3 t o M H 1 4 0 . 9 1 36 . 4 2 2 9 . 7 4 19 0 1 3 . 2 9 p i p e 2 4 4 . 2 3 0 . 7 5 14.57 CB 2 0 20 a 2 0 0 . 9 0 0 . 8 7 0.78 Av e C , T o t a l A , S u m C x A 0 . 9 0 . 8 7 0.78 Ad d C B 2 0 M H 1 4 t o M H 1 5 0 . 9 0 37 . 2 9 3 0 . 4 9 43 0 1 3 . 7 6 p i p e 2 4 4 . 3 8 1 . 6 4 15.35 CB 2 1 21 a 1 0 . 8 0 9 . 1 3 7.30 21 b 1 0 . 4 0 1 . 6 1 0.64 21 c 1 0 . 4 0 3 . 6 6 1.46 Av e C , T o t a l A , S u m C x A 0 . 6 5 1 4 . 4 9.41 CB 2 2 22 a 2 2 0 . 4 0 6 . 6 9 2.68 22 b 2 2 0 . 4 0 2 . 0 6 0.82 Av e C , T o t a l A , S u m C x A 0 . 4 8 . 7 5 3.50 CB 2 3 23 a 2 3 0 . 4 0 2 . 8 8 1.15 23 b 2 3 0 . 4 0 2 . 9 1 1.16 Av e C , T o t a l A , S u m C x A 0 . 4 5 . 7 9 2.32 CB 2 4 24 a 2 4 0 . 4 0 2 . 1 5 0.86 Av e C , T o t a l A , S u m C x A 0 . 4 2 . 1 5 0.86 Ad d C B 2 1 , 2 2 , 2 3 & 2 4 M H 1 5 t o M H 1 9 0 . 8 6 68 . 3 8 3 2 . 1 2 54 0 2 7 . 1 2 p i p e 3 6 3 . 8 4 2 . 3 5 31.44 CB 2 5 Me y e r Ci v i l E n g i n e e r i n g , I n c . 1 1 0 S . M o n t c l a i r S t # 1 0 4 , B a k e r s f i e l d , C A 9 3 3 0 9 Pa g e 3 o f 1 0 10 Year Storm-Rev Cs SUBAREA NAME Inlet or Pipe No. C, Runoff Coef. I, Intensity, IN/HR A, Total Area, AC rslt Tc, MIN. L, Length, FT dH Sg, Gutter Slope, FT/FT Q, Flow, CFS Pipe or Street Type Pipe Size, IN V, Velocity, FPS Trial Tc, MIN. Roof to Gutter Time, MIN. Tm, Travel Time, MIN. Curb Depth, IN.CxA 25 a 2 5 0 . 4 0 2 . 1 3 0.85 25 b 2 5 0 . 4 0 2 . 0 0 0.80 Av e C , T o t a l A , S u m C x A 0 . 4 4 . 1 3 1.65 CB 2 6 26 a 2 6 0 . 4 0 2 . 6 9 1.08 26 b 2 6 0 . 4 0 4 . 2 7 1.71 Av e C , T o t a l A , S u m C x A 0 . 4 6 . 9 6 2.78 CB 2 7 27 a 2 7 0 . 4 0 2 . 0 0 0.80 27 b 2 7 0 . 4 0 2 . 0 6 0.82 Av e C , T o t a l A , S u m C x A 0 . 4 4 . 0 6 1.62 CB 2 8 28 a 2 8 0 . 4 0 1 . 8 1 0.72 28 b 2 8 0 . 4 0 1 . 4 1 0.56 Av e C , T o t a l A , S u m C x A 0 . 4 3 . 2 2 1.29 CB 2 9 29 a 2 9 0 . 4 0 2 . 2 5 0.90 Av e C , T o t a l A , S u m C x A 0 . 4 2 . 2 5 0.90 CB 3 0 30 a 3 0 0 . 4 0 2 . 1 1 0.84 30 b 3 0 0 . 4 0 2 . 3 1 0.92 Av e C , T o t a l A , S u m C x A 0 . 4 4 . 4 2 1.77 CB 3 1 31 a 3 1 0 . 4 0 3 . 0 6 1.22 31 b 3 1 0 . 4 0 3 . 3 5 1.34 Av e C , T o t a l A , S u m C x A 0 . 4 6 . 4 1 2.56 CB 3 2 32 a 3 2 0 . 4 0 5 . 0 1 2.00 32 b 3 2 0 . 4 0 1 . 5 2 0.61 Av e C , T o t a l A , S u m C x A 0 . 4 6 . 5 3 2.61 CB 3 3 33 a 3 3 0 . 4 0 2 . 5 9 1.04 33 b 3 3 0 . 4 0 2 . 3 8 0.95 Av e C , T o t a l A , S u m C x A 0 . 4 4 . 9 7 1.99 Ad d C B 2 5 t h r u 3 3 M H 1 9 t o M H 1 2 0 . 4 4 0 . 8 2 11 1 . 3 3 3 4 . 4 7 53 0 3 9 . 8 4 p i p e 4 2 4 . 1 4 2 . 1 3 48.62 ST O R M D R A I N 3 CB 5 4 54 a 5 4 0 . 4 0 1 . 3 5 0.54 54 a 5 4 0 . 5 5 2 . 4 7 1.36 54 c 5 4 0 . 4 0 1 . 1 7 3. 5 3 2 1 . 1 7 55 7 0 . 2 0 % 1 . 6 5 1 . 5 0 2 1 . 1 7 1 5 6 . 1 7 1.41 54 d 5 4 0 . 5 5 3 . 7 8 2.08 Av e C , T o t a l A , S u m C x A 0 . 4 8 1 1 . 1 3 5.39 CB 5 5 55 a 5 5 0 . 5 5 6 . 1 5 3.38 Me y e r Ci v i l E n g i n e e r i n g , I n c . 1 1 0 S . M o n t c l a i r S t # 1 0 4 , B a k e r s f i e l d , C A 9 3 3 0 9 Pa g e 4 o f 1 0 10 Year Storm-Rev Cs SUBAREA NAME Inlet or Pipe No. C, Runoff Coef. I, Intensity, IN/HR A, Total Area, AC rslt Tc, MIN. L, Length, FT dH Sg, Gutter Slope, FT/FT Q, Flow, CFS Pipe or Street Type Pipe Size, IN V, Velocity, FPS Trial Tc, MIN. Roof to Gutter Time, MIN. Tm, Travel Time, MIN. Curb Depth, IN.CxA 55 b 5 5 0 . 5 5 4 . 8 4 2.66 Av e C , T o t a l A , S u m C x A 0 . 5 5 1 0 . 9 9 6.04 Ro u t e C B 5 4 & 5 5 M H 2 7 t o M H 2 8 1 . 1 7 22 . 1 2 2 1 . 1 7 18 0 1 3 . 3 7 p i p e 2 4 4 . 2 5 0 . 7 1 11.43 CB 5 6 56 a 5 6 0 . 9 0 1 . 0 3 0.93 56 b 5 6 0 . 9 0 0 . 9 3 0.84 Av e C , T o t a l A , S u m C x A 0 . 9 1 . 9 6 1.76 CB 5 7 57 a 5 7 0 . 9 0 1 . 8 6 1.67 57 b 5 7 0 . 9 0 0 . 9 3 0.84 Av e C , T o t a l A , S u m C x A 0 . 9 2 . 7 9 2.51 Ad d C B 5 6 & 5 7 M H 2 8 t o M H 2 9 1 . 1 4 26 . 8 7 2 1 . 8 8 25 0 1 7 . 9 3 p i p e 3 0 3 . 6 5 1 . 1 4 15.71 CB 5 0 50 a 5 0 0 . 5 5 1 . 7 9 0.98 50 b 5 0 0 . 5 5 2 . 4 1 1.33 Av e C , T o t a l A , S u m C x A 0 . 5 5 4 . 2 0 2.31 CB 5 1 51 a 5 1 0 . 5 5 1 . 2 8 0.70 51 b 5 1 0 . 5 5 0 . 9 2 0.51 Av e C , T o t a l A , S u m C x A 0 . 5 5 2 . 2 0 1.21 CB 5 2 52 a 5 2 0 . 5 5 1 . 7 6 0.97 Av e C , T o t a l A , S u m C x A 0 . 5 5 1 . 7 6 0.97 CB 5 3 53 a 5 3 0 . 4 0 2 . 1 2 0.85 53 b 5 3 0 . 5 5 3 . 1 1 1.71 53 c 5 3 0 . 5 5 5 . 3 1 2.92 Av e C , T o t a l A , S u m C x A 0 . 5 2 1 0 . 5 4 5.48 Ad d C B 5 0 t h r u 5 3 M H 2 9 t o M H 3 2 1 . 1 0 45 . 5 7 2 3 . 0 2 95 0 2 8 . 2 4 p i p e 3 6 4 . 0 0 3 . 9 6 25.68 CB 4 7 47 a 4 7 0 . 4 0 1 . 3 9 0.56 47 b 4 7 0 . 4 0 2 . 0 1 0.80 Av e C , T o t a l A , S u m C x A 0 . 4 3 . 4 0 1.36 CB 4 8 48 a 4 8 0 . 4 0 1 . 9 2 0.77 48 b 4 8 0 . 4 0 0 . 8 3 0.33 Av e C , T o t a l A , S u m C x A 0 . 4 2 . 7 5 1.10 CB 4 9 49 a 4 9 0 . 4 0 1 . 3 5 0.54 Av e C , T o t a l A , S u m C x A 0 . 4 1 . 3 5 0.54 Ad d C B 4 7 t h r u 4 9 M H 3 2 t o M H 3 3 0 . 9 8 53 . 0 7 2 6 . 9 8 31 0 2 8 . 0 9 p i p e 3 6 3 . 9 7 1 . 3 0 28.68 CB 4 3 43 a 4 3 0 . 4 0 1 . 6 9 0.68 43 b 4 3 0 . 4 0 0 . 6 9 0.28 Me y e r Ci v i l E n g i n e e r i n g , I n c . 1 1 0 S . M o n t c l a i r S t # 1 0 4 , B a k e r s f i e l d , C A 9 3 3 0 9 Pa g e 5 o f 1 0 10 Year Storm-Rev Cs SUBAREA NAME Inlet or Pipe No. C, Runoff Coef. I, Intensity, IN/HR A, Total Area, AC rslt Tc, MIN. L, Length, FT dH Sg, Gutter Slope, FT/FT Q, Flow, CFS Pipe or Street Type Pipe Size, IN V, Velocity, FPS Trial Tc, MIN. Roof to Gutter Time, MIN. Tm, Travel Time, MIN. Curb Depth, IN.CxA Av e C , T o t a l A , S u m C x A 0 . 4 2 . 3 8 0.95 CB 4 4 44 a 4 4 0 . 4 0 1 . 5 1 0.60 44 b 4 4 0 . 4 0 0 . 8 0 0.32 Av e C , T o t a l A , S u m C x A 0 . 4 2 . 3 1 0.92 CB 4 5 45 a 4 5 0 . 4 0 2 . 4 0 0.96 45 b 4 5 0 . 4 0 3 . 7 0 1.48 Av e C , T o t a l A , S u m C x A 0 . 4 6 . 1 0 2.44 CB 4 6 46 a 4 6 0 . 4 0 4 . 9 6 1.98 46 b 4 6 0 . 4 0 0 . 5 8 0.23 Av e C , T o t a l A , S u m C x A 0 . 4 5 . 5 4 2.22 CB 5 8 58 a 5 8 0 . 4 0 3 . 6 9 1.48 Av e C , T o t a l A , S u m C x A 0 . 4 3 . 6 9 1.48 CB 5 9 59 a 5 9 0 . 4 0 1 . 3 3 0.53 59 b 5 9 0 . 4 0 1 . 3 6 0.54 Av e C , T o t a l A , S u m C x A 0 . 4 2 . 6 9 1.08 Ad d C B 4 3 t h r u 4 6 , 5 8 & 5 9 M H 3 3 t o M H 3 9 0 . 9 5 75 . 7 8 2 8 . 2 8 62 0 3 5 . 7 5 p i p e 4 2 3 . 7 2 2 . 7 8 37.76 CB 3 5 35 a 3 5 0 . 1 5 4 . 9 0 0.74 35 b 3 5 0 . 4 0 2 . 3 3 0.93 Av e C , T o t a l A , S u m C x A 0 . 2 3 7 . 2 3 1.67 CB 3 6 36 a 3 6 0 . 4 0 3 . 2 9 1.32 36 b 3 6 0 . 4 0 5 . 1 0 2.04 Av e C , T o t a l A , S u m C x A 0 . 4 8 . 3 9 3.36 CB 3 7 37 a 3 7 0 . 4 0 1 . 4 2 0.57 37 b 3 7 0 . 9 0 0 . 6 4 0.58 Av e C , T o t a l A , S u m C x A 0 . 5 6 2 . 0 6 1.14 CB 3 8 38 a 3 8 0 . 4 0 3 . 2 4 1.30 38 b 3 8 0 . 9 0 0 . 6 4 0.58 Av e C , T o t a l A , S u m C x A 0 . 4 8 3 . 8 8 1.87 CB 3 9 39 a 3 9 0 . 4 0 5 . 4 7 2.19 39 b 3 9 0 . 4 0 3 . 2 1 1.28 Av e C , T o t a l A , S u m C x A 0 . 4 8 . 6 8 3.47 CB 4 0 40 a 4 0 0 . 4 0 1 . 3 9 0.56 40 b 4 0 0 . 4 0 0 . 7 2 0.29 Me y e r Ci v i l E n g i n e e r i n g , I n c . 1 1 0 S . M o n t c l a i r S t # 1 0 4 , B a k e r s f i e l d , C A 9 3 3 0 9 Pa g e 6 o f 1 0 10 Year Storm-Rev Cs SUBAREA NAME Inlet or Pipe No. C, Runoff Coef. I, Intensity, IN/HR A, Total Area, AC rslt Tc, MIN. L, Length, FT dH Sg, Gutter Slope, FT/FT Q, Flow, CFS Pipe or Street Type Pipe Size, IN V, Velocity, FPS Trial Tc, MIN. Roof to Gutter Time, MIN. Tm, Travel Time, MIN. Curb Depth, IN.CxA Av e C , T o t a l A , S u m C x A 0 . 4 2 . 1 1 0.84 CB 4 1 41 a 4 1 0 . 4 0 1 . 4 9 0.60 41 b 4 1 0 . 4 0 1 . 7 9 0.72 Av e C , T o t a l A , S u m C x A 0 . 4 3 . 2 8 1.31 CB 4 2 42 a 4 2 0 . 4 0 1 . 6 6 0.66 42 b 4 2 0 . 4 0 1 . 6 3 0.65 Av e C , T o t a l A , S u m C x A 0 . 4 3 . 2 9 1.32 Ad d C B 3 5 t h r u 4 2 M H 3 9 t o M H 4 6 0 . 8 8 11 4 . 7 0 3 1 . 0 6 11 3 0 4 6 . 6 3 p i p e 4 8 3 . 7 1 5 . 0 8 52.74 CB 3 4 34 a 3 4 0 . 4 0 3 . 4 6 1.38 Av e C , T o t a l A , S u m C x A 0 . 4 3 . 4 6 1.38 Ad d C B 3 4 M H 4 6 t o O u t l e t 0 . 4 6 0 . 8 5 11 8 . 1 6 3 2 . 9 4 10 0 4 5 . 8 5 p i p e 4 8 3 . 6 5 0 . 4 6 54.13 AL L t o S u m p 0 . 4 8 0 . 6 6 34 6 . 2 1 4 6 . 2 3 10 0 1 0 9 . 3 2 p i p e 4 8 8 . 7 0 0 . 1 9 165.22 0. 4 8 3 4 6 . 2 1 165.2 Me y e r Ci v i l E n g i n e e r i n g , I n c . 1 1 0 S . M o n t c l a i r S t # 1 0 4 , B a k e r s f i e l d , C A 9 3 3 0 9 Pa g e 7 o f 1 0 10 Year Storm-Rev Cs CI T Y O F B A K E R S F I E L D R A T I O N A L M E T H O D - P I P E S I Z I N G (I n a c c o r d a n c e w i t h C i t y o f B a k e r s f i e l d S t a n d a r d s ) JO B T I T L E : Ca m p u s P a r k S o u t h DA T E : 9/ 1 2 / 1 1 Ra t i o n a l V a l u e s : Ev e n t : 10 YEA R V a l u e s : 5 , 1 0 , 5 0 M. A . P . 6 i n . / y r . V a l u e s : 6 , 1 0 , 1 5 , 2 0 , 2 5 , 3 0 Cu r v e V a l u e s a : 2. 3 8 I= a + b T c ( T c < 2 0 m i n . ) b: -0 . 0 5 8 P6 0 : 0. 5 5 0 I= K 1 * ( 6 . 0 2 * T c ) ^ ( 0 . 1 7 * L N ( p 6 0 / K 1 ) K1 : 40 . 0 0 ( T c > = 2 0 m i n . ) NO T E : P I P E S A R E A S S U M E D F L O W I N G F U L L SUBAREA NAME Inlet or Pipe No. C, Runoff Coef I, Intensity IN/HR A, Total Area AC rslt Tc, MIN L, Length, FT dH, FT Sg, Gutter Slope, FT/FT Q, Flow CFS Street Type V, Velocity FPS Trial Tc, MIN. Roof to Gutter Time MIN. Tm, Travel Time MIN. Inlet Size FT D, Pipe Dia. IN Hv, Velocity Head FT n, Mannings Coef. S, req'd Pipe Slope Hf, FT KmHm, FT HGL1, Begin HGL HGL2, End HGL Ne w S u m p a n d D r a i n CB 1 & C B 2 MH 1 t o MH 2 0 . 4 7 0 . 7 4 44 . 5 6 3 9 . 7 4 36 0 15 . 5 0 4. 9 4 39 . 7 4 1 . 2 2 24 0. 3 8 0. 0 1 3 0. 0 0 4 7 0 1 . 6 9 1.50.57357.70355.44 Ad d C B 3 MH 2 t o MH 3 0 . 4 6 0 . 7 2 53 . 7 9 4 0 . 9 6 44 0 17 . 8 4 3. 6 3 4 0 . 9 6 2 . 0 2 30 0. 2 1 0. 0 1 3 0. 0 0 1 8 9 0 . 8 3 0.10.02355.44354.59 Add C B 4 , 5 , 6 & 7 MH 3 t o MH 6 0 . 5 2 0 . 7 0 61 . 7 7 4 2 . 9 8 27 0 22 . 2 3 4. 5 3 4 2 . 9 8 0 . 9 9 30 0. 3 2 0. 0 1 3 0. 0 0 2 9 4 0 . 7 9 0.10.03354.59353.77 Add C B 8 , 9 & 1 0 MH 6 t o MH 8 0 . 5 0 0 . 6 9 74 . 1 4 4 3 . 9 7 22 0 25 . 2 6 5. 1 5 4 3 . 9 7 0 . 7 1 30 0. 4 1 0. 0 1 3 0. 0 0 3 7 9 0 . 8 3 0.10.04353.77352.89 St a r t N e w MH 8 a to MH 8 b 0 . 5 0 0 . 6 8 74 . 1 4 4 4 . 6 8 31 0 24 . 9 7 5. 0 9 4 4 . 6 8 1 . 0 2 30 0. 4 0 0. 0 1 3 0. 0 0 3 7 1 1 . 1 5 0.40.16352.89351.58 Ad d C B 1 5 MH 8 b to M H 8 c 0 . 5 0 0 . 6 7 78 . 7 7 4 5 . 7 0 11 0 26 . 2 6 5. 3 5 4 5 . 7 0 0 . 3 4 30 0. 4 4 0. 0 1 3 0. 0 0 4 1 0 0 . 4 5 0.10.04351.58351.09 Ad d C B 1 5 a MH 8 c t o MH 8 e 0 . 5 1 0 . 6 6 80 . 9 4 4 6 . 0 4 30 0 27 . 2 7 3. 8 6 4 6 . 0 4 1 . 3 0 36 0. 2 3 0. 0 1 3 0. 0 0 1 6 7 0 . 5 0 0.40.09351.09350.49 Ad d C B 1 5 b MH 8 e to Su m p 0 . 5 5 0 . 6 5 94 . 1 2 4 7 . 3 4 45 0 33 . 5 8 4. 7 5 4 7 . 3 4 36 0. 3 5 0. 0 1 3 0. 0 0 2 5 3 1 . 1 4 10.35350.49349.00 Su m p D e s i g n 0. 5 5 9 4 . 1 2 DWS:349.00 7.75AF Me y e r Ci v i l E n g i n e e r i n g , I n c . 1 1 0 S . M o n t c l a i r S t # 1 0 4 , B a k e r s f i e l d , C A 9 3 3 0 9 Pa g e 8 o f 1 0 10 Year Storm Drain SUBAREA NAME Inlet or Pipe No. C, Runoff Coef I, Intensity IN/HR A, Total Area AC rslt Tc, MIN L, Length, FT dH, FT Sg, Gutter Slope, FT/FT Q, Flow CFS Street Type V, Velocity FPS Trial Tc, MIN. Roof to Gutter Time MIN. Tm, Travel Time MIN. Inlet Size FT D, Pipe Dia. IN Hv, Velocity Head FT n, Mannings Coef. S, req'd Pipe Slope Hf, FT KmHm, FT HGL1, Begin HGL HGL2, End HGL SUBAREA NAME Inlet or Pipe No. C, Runoff Coef I, Intensity IN/HR A, Total Area AC rslt Tc, MIN L, Length, FT dH, FT Sg, Gutter Slope, FT/FT Q, Flow CFS Street Type V, Velocity FPS Trial Tc, MIN. Roof to Gutter Time MIN. Tm, Travel Time MIN. Inlet Size FT D, Pipe Dia. IN Hv, Velocity Head FT n, Mannings Coef. S, req'd Pipe Slope Hf, FT KmHm, FT HGL1, Begin HGL HGL2, End HGL Ex i s t i n g O u t l e t t o S u m p Ad d C B 2 5 th r u 3 3 MH 1 9 to MH 1 2 0 . 4 4 1 1 1 . 3 3 CB 1 1 0 . 4 0 5 . 9 4 CB 1 2 0 . 4 0 5 . 7 6 CB 1 3 0 . 4 0 5 . 2 3 CB 1 4 0 . 8 0 3 . 7 2 SD # 2 0 . 4 4 0 . 8 2 13 1 . 9 8 3 4 . 4 7 17 0 47 . 8 3 4. 9 7 34 . 4 7 42 0. 3 8 0. 0 1 3 0. 0 0 2 2 6 0 . 3 8 1.50.58349.96349.00 SD # 3 0 . 4 6 1 1 8 . 1 6 Ex i s t i n g S u m p 0. 4 5 2 5 0 . 1 4 DWS:349.00 16.87AF Me y e r Ci v i l E n g i n e e r i n g , I n c . 1 1 0 S . M o n t c l a i r S t # 1 0 4 , B a k e r s f i e l d , C A 9 3 3 0 9 Pa g e 9 o f 1 0 10 Year Storm Drain Required Runoff Volumes (Per City Standards) Vol(AF)=(24hr/12in)xCxI24xA Original C Values: 10 Year Volume: Runoff Coef, C24 Hr Intensity, I AreaVolume, AF 0.4550.053344.3816.62City Standard 0.4550.055344.3817.20NOAA Atlas 2 100 Year Volume: Runoff Coef, C24 Hr Intensity, I AreaVolume, AF 0.4550.075344.3823.52City Standard 0.4550.081344.3825.35NOAA Atlas 2 Revised C Values: 10 Year Volume: Runoff Coef, C24 Hr Intensity, I AreaVolume, AF 0.4770.053346.2117.51City Standard 0.4770.055346.2118.12NOAA Atlas 2 100 Year Volume: Runoff Coef, C24 Hr Intensity, I AreaVolume, AF 0.4770.075346.2124.78City Standard 0.4770.081346.2126.71NOAA Atlas 2 Meyer Civil Engineering, Inc. 110 S. Montclair St #104, Bakersfield, CA 93309 Page 10 of 10Runoff Volumes Ca m p u s P a r k S o u t h S u m p C h a r a c t e r i s t i c s 9/1/2011 Al t e r n a t e  No .  1 Op t i o n s  an d  Fi n a l  De s i g n Co n t o u r A r e a ,  SF V o l u m e ,  AF T o t a l   Vo l u m e ,  AF Su m m e r   Se t t i n g Wi n t e r   Se t t i n g 35 0 . 0 0 3 4 7 . 5 0 3 4 6 . 0 0 3 4 5 . 5 0 3 4 5 . 0 0 3 4 4 . 0 0 Ma x  WS 3 5 3 1 3 5 2 1 0 2 . 9 7 2 5 . 1 5 8 . 2 1 1 3 . 6 3 1 6 . 3 6 1 7 . 1 4 1 7 . 9 2 1 9 . 2 7 35 2 1 2 3 6 9 4 2 . 7 3 2 2 . 1 8 5 . 2 3 1 0 . 6 5 1 3 . 3 9 1 4 . 1 7 1 4 . 9 5 1 6 . 2 9 35 1 1 1 3 7 5 6 2 . 5 1 1 9 . 4 5 2 . 5 1 7 . 9 3 1 0 . 6 7 1 1 . 4 4 1 2 . 2 2 1 3 . 5 7 Ab o v e  Ex i s t  WS 35 0 1 0 4 7 7 5 2 . 3 1 1 6 . 9 4 0 . 0 0 5 . 4 2 8 . 1 6 8 . 9 3 9 . 7 1 1 1 . 0 6 Be l o w  Ex i s t  WS 34 9 9 6 7 5 4 2 . 1 3 1 4 . 6 3 3 . 1 1 5 . 8 4 6 . 6 2 7 . 4 0 8 . 7 5 34 8 8 8 9 8 9 1 . 9 5 1 2 . 5 0 0 . 9 8 3 . 7 1 4 . 4 9 5 . 2 7 6 . 6 2 34 7 8 0 9 5 9 1 . 7 6 1 0 . 5 5 0 . 0 0 1 . 7 6 2 . 5 4 3 . 3 2 4 . 6 6 34 6 7 2 4 4 5 1 . 5 6 8 . 7 9 0 . 0 0 0 . 7 8 1 . 5 6 2 . 9 0 34 5 6 3 0 5 8 1 . 3 5 7 . 2 3 0 . 0 0 0 . 0 0 1 . 3 5 34 4 5 4 4 0 2 1 . 1 2 5 . 8 8 0 34 3 4 3 5 8 3 0 . 9 5 4 . 7 6 34 2 3 9 5 5 3 0 . 8 4 3 . 8 0 34 1 3 3 9 7 8 0 . 7 2 2 . 9 6 34 0 2 9 0 1 4 0 . 6 1 2 . 2 4 33 9 2 4 3 0 5 0 . 5 1 1 . 6 2 33 8 2 0 1 3 7 0 . 4 2 1 . 1 1 33 7 1 6 2 5 3 0 . 3 3 0 . 7 0 33 6 1 2 8 1 3 0 . 2 5 0 . 3 6 33 5 8 5 9 1 0 . 1 2 0 . 1 2 33 4 1 6 2 0 0 . 0 0 0 . 0 0 35 3 1 1 1 8 1 7 3 . 7 6 3 . 7 6 3 . 7 6 35 1 . 5 1 0 6 7 4 5 0 . 0 0 SU B T O T A L : 21 . 6 8 2 3 . 0 3 Si d e s l o p e  cu t : 2. 1 2 2 . 0 9 TO T A L : 23 . 8 0 2 5 . 1 2 Se t  Po n d  At  W. S . Av a i l a b l e  in  Pa r k  (1 8 "   de e p  su m p ) : Al t e r n a t e  1 Op t i o n s 33 0 33 5 34 0 34 5 35 0 35 5 0. 0 0 1 0 . 0 0 2 0 . 0 0 3 0 . 0 0 C o n t o u r Volume, AF Su m p  Volume Above Exist WS Below Exist WS Me y e r Ci v i l E n g i n e e r i n g , I n c . 1 1 0 S . M o n t c l a i r S t # 1 0 4 , B a k e r s f i e l d , C A 9 3 3 0 9 Pa g e  1 of  1 Exist & Alt1 Sump Volume Ne w S u m p Co n t o u r A r e a ,  SF V o l u m e ,  AF T o t a l   Vo l u m e ,  AF 35 3 5 9 8 5 9 . 5 4 1 . 3 5 9 . 6 8 35 2 5 7 4 9 2 . 6 2 1 . 2 9 8 . 3 4 35 1 5 5 1 9 3 . 3 4 1 . 2 4 7 . 0 4 35 0 5 2 8 8 4 . 3 9 1 . 1 9 5 . 8 0 34 9 5 0 6 0 2 . 3 6 1 . 1 4 4 . 6 1 34 8 4 8 3 4 8 . 7 4 1 . 0 8 3 . 4 8 34 7 4 6 1 2 3 . 5 3 1 . 0 3 2 . 3 9 34 6 4 3 9 2 6 . 7 4 0 . 9 8 1 . 3 6 34 5 4 1 7 5 8 . 3 6 0 . 0 0 0 . 3 8 34 5 6 1 9 0 . 8 0 0 . 1 3 0 . 3 8 34 4 5 4 7 9 . 2 1 0 . 2 4 0 . 2 4 34 3 . 5 5 1 2 7 . 9 1 0 . 0 0 0 . 0 0 34 3 34 4 34 5 34 6 34 7 34 8 34 9 35 0 35 1 35 2 35 3 35 4 0. 0 0 2 . 0 0 4 . 0 0 6 . 0 0 8 . 0 0 1 0 . 0 0 Contour Vo l u m e ,  AF Su m p  Ch a r a c t e r i s t i c s Me y e r Ci v i l E n g i n e e r i n g , I n c . 1 1 0 S . M o n t c l a i r S t # 1 0 4 , B a k e r s f i e l d , C A 9 3 3 0 9 Pa g e  1 of  1 New Sump