culvert spreadsheet

8/10/2019 Culvert Spreadsheet

1/4

Q max

Manning

Qmax 40 m3/sec

Manning's Coefficient, n 0.02 -

Slope of Culvert, S 0.0015 -

Radius of Culvert, r 3.12503 m

Total Area of Culvert 30.6802 m2

Area of Flow, Aw

15.3401 m2

Velocity, vf 2.61 m/sec

Minimum allowable velocity 1 m/sec

Maximum allowable velocity 4 m/sec

VELOCITY CHECK

Qmax 70 m3/sec





Area of Flow, Aw 23.34032 m




VELOCITY CHECK

Qmax 176 m /sec




Maximum Flow (100-yr Storm)Single Circular Culvert


OK


OK


2/4


Area of Flow, Aw 46.60342 m2




VELOCITY CHECK OK


3/4

Qmax 40 m3/sec Qmax

Manning's Coefficient, n 0.02 - Manning's Coefficient, n

Slope of Culvert, S 0.0015 - Slope of Culvert, S

Depth of Water Flow, dw 2.85 m Depth of Water Flow, dw

Total Depth of Culvert, d 3.35 m Total Depth of Culvert, d

Width of Culvert, B 5.71 m Width of Culvert, B

Area of flow, Aw 16.29505 m2

Area of flow, Aw

Velocity, vf 2.45 m/sec Velocity, vf

Minumum allowable velocity 1 Minumum allowable velocityMaximum allowable velocity 4.5 m/sec Maximum allowable velocity

VELOCITY CHECK: VELOCITY CHECK:

Specific discharge, q 7.01 m2/sec Specific discharge, q

Critical Depth, Dc 1.71 m Critical Depth, Dc

Qmax 176 m /sec



Depth of Water Flow, dw 4.98 m

Total Depth of Culvert, d 5.48 m

Width of Culvert, B 9.95 m

Area of flow, Aw 49.50457 m2


Minumum allowable velocity 1

Maximum allowable velocity 4.5 m/secVELOCITY CHECK:

Specific discharge, q 17.69 m2/sec

Critical Depth, Dc 3.17 m

Maximum Flow (Single Rectanglula

Flow is Sub- C

Maximum Flow (100-yr Storm)Single Rectanglular Culvert

OK

Flow is Sub- Critical

Maximum Flow (25-yr Storm)Single Rectanglular Culvert

OK

Flow is Sub- Critical


4/4

70 m3/sec

0.02 -

0.0015 -

3.52 m

4.02 m

7.04 m

24.7933 m2

2.82 m/sec

14.5 m/sec

9.94 m2/sec

2.16 m

0-yr Storm)r Culvert

OK

itical

culvert spreadsheet

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