A local utility provider is investigating the purchase of private lake as depicted in the sketch below. They have a 51 HP pump that runs at 68% efficiency. The upper storage reservoir will be 3.7 feet deep & has a 7 acre surface area. Their operations require that the upper storage reservoir be filled in 48 hours. The list of minor losses and corresponding coefficients are provided below. The length is 9 miles. They will be using HDPE (CHW=140). What size pipe (inches) should they use? El. = 1,732 Private Lake, considering purchase N.T.S. Type Entrance 22.5° elbow 45° elbow 90° elbow Ck Valve B.fly valve Gate valve Exit storage reservoir K 1.3 0.22 0.35 0.7 El. = 1,775 1.9 0.4 0.15 1 Qty 1 32 12 8 2 1 1

A local utility provider is investigating the purchase of private lake as depicted in the sketch below. They have a 51 HP pump that runs at 68% efficiency. The upper storage reservoir will be 3.7 feet deep & has a 7 acre surface area. Their operations require that the upper storage reservoir be filled in 48 hours. The list of minor losses and corresponding coefficients are provided below. The length is 9 miles. They will be using HDPE (CHW=140). What size pipe (inches) should they use? El. = 1,732 Private Lake, considering purchase N.T.S. Type Entrance 22.5° elbow 45° elbow 90° elbow Ck Valve B.fly valve Gate valve Exit storage reservoir K 1.3 0.22 0.35 0.7 El. = 1,775 1.9 0.4 0.15 1 Qty 1 32 12 8 2 1 1

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Storm Sewers and Detention

The storm drains system transports rainwater or stormwater and other runoff from roads, parking lots, and roof downpipes directly to nearby creeks, rivers, or the sea without any treatment.

Question

A local utility provider is investigating the purchase of private lake as depicted in the sketch below. They
have a 51 HP pump that runs at 68% efficiency. The upper storage reservoir will be 3.7 feet deep & has a 7
acre surface area. Their operations require that the upper storage reservoir be filled in 48 hours. The list of
minor losses and corresponding coefficients are provided below. The length is 9 miles. They will be using
HDPE (CHW= 140). What size pipe (inches) should they use?
El. = 1,732'
Private Lake, considering purchase
N.T.S.
Туре
Entrance
22.5° elbow
45° elbow
90° elbow
Ck Valve
B.fly valve
Gate valve
Exit
El. = 1,775'
storage reservoir
K
1.3
0.22
0.35
0.7
1.9
0.4
0.15
1
Qty
1
32
12
8
2
1
1
1

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