Q2) Water at 20°C flows at 30 m³/s in a rectangular channel that is 10 m wide. The flowing water encounters three bridge piers as shown in Figure and the flow depths upstream and downstream of the piers are 3 m and 2.5 m, respectively. Estimate the force on each pier. Side of channel Pier Water surface 30 m³/s Pier O10.7 m 2.5 m 10 m (a) Plan view 3 m Elevation view Bottom of channel

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Q2) Water at 20°C flows at 30 m³/s in a rectangular channel that is 10 m wide. The flowing water
encounters three bridge piers as shown in Figure and the flow depths upstream and downstream of
the piers are 3 m and 2.5 m, respectively. Estimate the force on each pier.
Pier
Side of channel
Water surface
30 m³/s
Pier
2.5 m
010.7 m
10 m
(a) Plan view
3m
(b) Elevation view
Bottom of
channel
Transcribed Image Text:Q2) Water at 20°C flows at 30 m³/s in a rectangular channel that is 10 m wide. The flowing water encounters three bridge piers as shown in Figure and the flow depths upstream and downstream of the piers are 3 m and 2.5 m, respectively. Estimate the force on each pier. Pier Side of channel Water surface 30 m³/s Pier 2.5 m 010.7 m 10 m (a) Plan view 3m (b) Elevation view Bottom of channel
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