MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Akbar

Consider the ...

Question

Consider the following statements related to uplift pressure in gravity dams :
Which of the above statements are correct?

A

2 and 3 only

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

1 and 2 only

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

1 and 3 only

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

1, 2 and 3

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A 2 and 3 only
At the downstream point or at the toe of the dam uplift pressure will remain same irrespective of the location of drainage gallery.

Suggest Corrections

thumbs-up

0

Similar questions

Q. A gravity dam of 84 m height is built over a river. The upstream and downstream height of the water level is 80 m and 6 m respectively. Base width of the dam is 56 m and a drainage gallery is provided at 8 m from the heel of the dam. The total uplift force due to seepage forces only per unit length of the dam (expressed in kN/m) is ________

Q. Uplift force acting on a gravity dam having height

H_{1}

and water level on upstream side and downstream side as

h_{1}

h_{2}

U_{1}

. Another gravity dam of same slope and construction material is having a height of 1.2 times

H_{1}

; but has the same water levels

h_{1}

h_{2}

as that of first gravity dam. If the uplift force acting on the second gravity dam is

U_{2}

, which of the following relationships will be correct?
(assume base width is same for both dams)

Q. In a barrage on pervious foundation, sheet piles are provided both upstream and downstream of the barrage to reduce uplift pressure and to prevent piping. Which one of the following statements is true in this regard?

Q. The specific weight of material used for the construction of a gravity dam is

24.5 k N / m^{3}

. Uplift pressure acting on the dam is assumed to vary linearly from full hydrostatic head at heel to zero at toe of the dam. If the safe allowable pressure on the dam is 7.2 MPA, limiting height of the dam will be?

Q. The base width of an elementary profile of gravity dam of height H is b. The specific gravity of the material of the dam is G and uplift pressure coefficient is K. The correct relationship for no tension at the heel is given by

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Akbar's Reign

HISTORY

Watch in App

explore_more_icon

Explore more

Standard VII History

Join BYJU'S Learning Program

CrossIcon