Q: The concrete dam shown in Figure is constructed on a soil with coefficient of permeability k=0.05 cm/sec and Yau=19.5 kNm. Determine: 1- rate of flow (m'/day) per meter run of the wall. 2- total head, elevation head, and pressure head at point A. 3- effective stress at point B. 4- hydraulic gradicnt at point C. 5- exit gradient. 6- depth of water outside the dam which cause instability at point D. 25m 15m I:12m 6SL Datum Roct

Q: The concrete dam shown in Figure is constructed on a soil with coefficient of permeability k=0.05 cm/sec and Yau=19.5 kNm. Determine: 1- rate of flow (m'/day) per meter run of the wall. 2- total head, elevation head, and pressure head at point A. 3- effective stress at point B. 4- hydraulic gradicnt at point C. 5- exit gradient. 6- depth of water outside the dam which cause instability at point D. 25m 15m I:12m 6SL Datum Roct

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Estimate the equivalent hydraulic bearing for flow in the vertical direction. Suppose that k1= 10 x 10^-4 cm/s, k2 = 5.0 x 10^-4 cm/s, k3 = 6.0 x10^-4 cm/s, k4 =3.0 x 10^-4 cm/s, H1 = 2.5 m, H2 =1.5 m, H3 =1.0m, H4 = 2.5 m.
A concrete gravity dam has the following data: Maximum water level = 300.00 m Bed level = 220.00 m R.L top of dam = 304.00 m %3D The d/s slope of 0.67:1 starts at RL of 295.00 m U/s face is vertical. Center line of the drainage gallery = 8.0 m from u/s face. Consider only weight of dam, water pressure and uplift pressure. Calculate only the normal stresses at the toe and heel of the dam, assuming 100% uplift pressure at the h eel and 50% at the gallery and zero at the toe.
The crest gate on the dam (refer to figure) forms the arc of a circle of 3m radius subtending 45° at the hinge. The gate is 3m long. With water surface at as shown, compute the amount and location of horizontal and vertical components of hydrostatic pressure on the gate.
A circular door having a diam. of 3m closes a horizontal duct from a small diam. as shown. The center of the door is 4.5m below the dam’s water level. Assuming the unit of water is 9.79 kN/. Compute the location of the center of pressure from the centroid of the door.
A cylindrical pipe with water flowing downward at 0.02 m/sec having top diameter of 0.08 m, bottom diameter of 0.04 m and a height of 1.5 m. Find the pressure between the pipe.
Refer to Problem 8.4. Using the flow net drawn, calculate the hydraulic uplift force at the base of the hydraulic structure per meter length ( measured along the axis of the structure).
A gate slanted 60 degrees from the horizontal with width = 1.6 m and height = 2.4 m is submerged by a depth of 1.8 m, determine the pressure at the top of the gate in Pa.
The T-junction has discharges Q1=0.3 m3/s, Q2=Q3=0.15 m3/s, and has diameter D1=0.45 m, D2=0.3 m, and D3=0.2 m. Determine the magnitude and direction if the upstream pressure is 500 kN/m2
A 300 mm cast-iron pipe is discharge 120 lit/sec. At a point 200 m from the reservoir the center of the pipe is 30 m below the reservoir surface. What is the pressure in kPa to be exerted there? Assume f= 0.02
Determine the pressure intensity on the base of the Dam shown. Consider without hydrostatic uplift. Unit weight of concrete is 24 kN/m^3.
. Water flows in a new 20cm diameter, 300m long ductile iron pipe between reservoirs A and B,as shown in Figure P4.2.1. The pipe is elevated at S, which is 150m downstream from reservoir A.The water surface difference between the two reservoirs is 25 m. Determine the head that should beprovided by a booster pump 100 m downstream from reservoir A if Δs is 3 m and the pressure headat that location must be kept above -6m because of cavitation concerns. Sketch the EGL and theHGL for the pipeline. friction factor f as 18
A vertical rectangular gate 1.8m wide and 3.2 m high is submerged in oil (0.88) with its top edge 2.2 m below the water surface. Find the total pressure acting on one side of the gate and its location from the bottom.