A reservoir has the following elevation, discharge, and storage relationship. Elevation Storage Mm' (mcm) Outflow (m) (m'ls) 200.00 4.35 200.50 4.47 10 201.00 4.88 26 201.50 5.38 46 202.00 5.88 72 202.50 6.37 100 202.75 6.53 116 203.00 6.86 130 When the reservoir level was 200.50 m, the following flood hydrograph entered the reserVC Time (h) 6. 12 18 24 30 36 42 48 54 60 66 In flow (m'ls) 10 86 140 30 126 96 76 60 46 36 26 20 Route the flood to obtain the outflow hydrograph by Goodrich method.

A reservoir has the following elevation, discharge, and storage relationship. Elevation Storage Mm' (mcm) Outflow (m) (m'ls) 200.00 4.35 200.50 4.47 10 201.00 4.88 26 201.50 5.38 46 202.00 5.88 72 202.50 6.37 100 202.75 6.53 116 203.00 6.86 130 When the reservoir level was 200.50 m, the following flood hydrograph entered the reserVC Time (h) 6. 12 18 24 30 36 42 48 54 60 66 In flow (m'ls) 10 86 140 30 126 96 76 60 46 36 26 20 Route the flood to obtain the outflow hydrograph by Goodrich method.

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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8.5 A small reservoir has a spillway crest at elevation 200.00 m. Above this elevation, the storage and outflow from the reservoir can be expressed as Storage: Outflow: where $=36000 - 18000 y (m²) Q=10y (m³/s) y = height of the reservoir level above the spillway crest in m. Route an inflow flood hydrograph which can be approximated by a triangle as I=0 at 1=0 h I-30 m³/s at 1 6 h (peak flow) I=0 at 1 26 h (end of inflow). Assume the reservoir elevation as 200.00 m at t=0 h. Use a time step of 2 h.
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Situation 1: For the pipe network shown, the flow of water from the reservoir A to the junction is 0.035 cu.m.per second. Pipe 1: L = 300 m, D 202.70 mm, f = 0.015 Pipe 4: L = 300 m, D = 381 mm, f 0.015 Pipe 5: L = 450 m, D 303.20 mm, f 0.015 %3D Pipe 2: L = 150 m, D 202.70 mm, f 0.015 Pipe 3: L 75 m, D 202.70 mm, f 0.015 A B Q, = 0.035cumecs 4. Determine the flow in the upper branch Q2. 5. Determine the flow in the lower branch Q3. 6. Determine the flow in the lower branch Q4. 7. Determine the total head loss between the inlet A and the outlet B.
A small reservoir has a spillway crest at elevation 200.00 m. Above this elevation, the storage and outflow from the reservoir can be expressed as Storage: S= 36000 + 18000 y (m³) Outflow: Q = 10y (m³/s) where y = height of the reservoir level above the spillway crest in m. Route an inflow flood hydrograph which can be approximated by a triangle as I = 0 at t = 0h I = 30 m³/s at t = 6 h (peak flow) I = 0 at t = 26 h (end of inflow). Assume the reservoir elevation as 200.00 m at t = 0 h. Use a time step of 2 h.