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Q. Write a short note on Economic Span of a Bridge?
The span for which the total cost of bridge will be minimum is known as the economic span.
The ratio of Cost of super structure and Cost of Sub structure = 1
Economical Span = √P / a ,
Where - a = p / l2 , p = Cost of pier ( Super structure ) , l = Span,
P = Cost of Pier ( Sub Structure ) , a = Constant of variation.
The moment of inertia calculates the opposition any kind of body will have against a certain momentum (along that similar axis) trying to rotate that body.
Q. Specification of Wood work for Door? 1. General - Timber for door, window and ventilators frames shall be as specified. Timber shall be sawn in the direction of the grains.
history and development of indian road and planning
A proposed building site requires 135,000-ft 3 of imported fill. A borrow site is located 5-miles Northeast of the project site where the soil has a shrinkage of 16%. The amount
c programme for Venturimeter
The stresses at failure on the failure plane in a cohesionless soil mass were: Shear stress = 4 kN/m 2 ; normal stress = 10 kN/m 2 . Verify the resultant stress on the failure plan
State the size of a square footing at the ground level to transmit a load of 900 kN in sand weighing 18 kN/m 3 and having an angle of shearing resistance of 36° (N = 46, Nq = 43)
explain it.....
Define Cast iron substructure - Inspection of bridge? Cast Iron also has the problem of corrosion due to atmosphere, which is similar to that of steel. However, in acidic or br
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