5.81 The cross section of a concrete dam is as shown. For a 1-ft-wide dam section determine (a) the resultant of the reaction forces exerted by the ground on the base AB of the dam, (b) the point of application of the resultant of part a, (c) the resultant of the pressure forces exerted by the water on the face BC of the dam. 8 ft A r = 21 ft Fig. P5.81 C r=21 ft B

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
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Chapter6: Beams And Cables
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5.81 The cross section of a concrete dam is as shown. For a 1-ft-wide
dam section determine (a) the resultant of the reaction forces
exerted by the ground on the base AB of the dam, (b) the point
of application of the resultant of part a, (c) the resultant of the
pressure forces exerted by the water on the face BC of the dam.
8 ft
A
r = 21 ft
Fig. P5.81
C
r= 21 ft
B
Transcribed Image Text:5.81 The cross section of a concrete dam is as shown. For a 1-ft-wide dam section determine (a) the resultant of the reaction forces exerted by the ground on the base AB of the dam, (b) the point of application of the resultant of part a, (c) the resultant of the pressure forces exerted by the water on the face BC of the dam. 8 ft A r = 21 ft Fig. P5.81 C r= 21 ft B
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