The topic is all about dams in Fluid Mechanics. Use three decimal places. Please show complete solutionand step-by-step solution. Thank you.1) A dam is triangular in cross-section with the upstream face vertical. The dam is 12 m high and 9 mwide at the base. Water is flushed at the top. The dam weighs 24 kN/m3 and the coefficient of frictionbetween the base and the foundation is 0.7. Neglect the hydrostatic uplift.a. Determine the maximum pressure on the foundation.b. Determine the minimum pressure on the foundation.c. Determine the factor of safety against overturning and sliding.

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Answered: The topic is all about dams in Fluid…

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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A dam is inclined at an angle of 30\deg from the vertical and has the shape of an isosceles trapezoid 80 ft wide at the top and 40 ft wide at the bottom and with a slant height of 60 ft. Find the hydrostatic force on the dam when the water level is at the top of the dam. (Round your answer to the nearest whole number. Assume that the weight density of this water is 62.5 lb/ft3.)
A dam with specific weight of 24 kN/m3, has dimensions of 6m on top, 20m at the bottom and 27m high has water 22m deep acting on its vertical side. Compute the location of the vertical resultant force from the toe. CHOICES: a.) 8.01 b.) 18.10 c.) 1.80 d.) 10.81
A dam is triangular in cross-section with a base width of 60 m and a height of 70 m. The water surface is at the very top of the triangular dam. Analyze a unit length (1 m) of the dam. Find the magnitude of the vertical component of the hydrostatic force on the dam in newtons. Use a unit weight of the water of 9.79 kN/m3.
A concrete gravity dam with a trapezoidal section is holding water as shown in the figure. A distance of 15 meters from the toe, a drain is located. The drain has a pressure due to uplift of zero and increasing uniformly to full hydrostatic at the heel. Upstream face 1H:5V, while downstream face is inclined 1H:2V. Which of the ff nearly gives the maximum foundation pressure on the base of the dam in kilopascal ? Assume 23.54 kN/m3 for the unit weight of concrete. a. 3114 b. 1095 c. 4115 d. 964 e. 680
A dam is triangular in cross section with the upstream face vertical. Water is flush with the top. The dam is 8 m high, 6 m wide at the base and weighs 23.5 kN/m3 . The coefficient of friction between the base and the foundation is 0.80. There is hydrostatic uplift that varies from full hydrostatic pressure at the heel to zero at the base. b.) Determine the factor against overturning.
Find the pressure force acting on a dam 20 meters wide and 7 meters high and the place of action of this force (pressure center) with the pressure prism. (γ = 9.79 kN / m^3
A dam shown in figure has water 2.7 m high on the vertical upstream side. If unit weight of concrete is 23.5 kN/cu.m, determinea. Minimum width of the base that the resultant falls within the middle thirds. Neglect hyrostatic uplift.b. Minimum coefficient of friction to prevent sliding
A masonry dam of trapezoidal cross section, with one face vertical, has a thickness of 1m at the top and 3m at the bottom. It is 7m high and has horizontal base. The vertical face is subjected to water pressure, the water standing 4.5m above the base. The weight of the masonry is 23.5kN/cu.m. Assuming no hydrostatic uplift, where will the resultant pressure intersect the base, and what will be the intensity of pressure at the heel and toe.
A masonry dam of trapezoidal cross section is 20 m. high It has a thicknes of 2m. At the top and 15 m at the bottom. The upstream face has a batter of 1m. In 5 m. With the upstream water surface at the top of the dam, assuming no hydrostatic uplift, compute the distance from the toe to the point where resultant pressure intersects the base, and the intensity of pressure at the heel and toe.
A masonry dam has a trapezoidal cross-section 25 m high, crest width of 3 m and base length 18 m. The upstream face slopes down 12 m in 25 m and the downstream faces slopes down in 3 m in 25 meters. If the water at the upstream face stands flushed with the crest and assuming no hydrostatic pressure uplift. Compute the location point along the base (measured from the toe) where the resultant force intersects it. The specific gravity of concrete is 2.40
Please answer with a complete solution. Thank you! The forces acting on a 1-ft length of a dam are shown. The upward ground reaction varies uniformly from an intensity of pA (lb/ft) at A to pB (lb/ft) at B. Determine pA and pB and also the horizontal resistance to sliding H.
A dam with upper base and lower base equal to 6m and 18m, respectively, supports water on the left side with an overflow of 0.20m. Find the location from the heel of the resultant, (R), if the dam resists hydrostatic force equal to 1000 kN. Unit weight of concrete 23.5 kN/m3

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