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Q. What is Switch and Expansion Joint?
Switch Expansion, Joint (SEJ) is an expansion joint installed at each end of LWR/CWR to permit expansion/contraction of the adjoining breathing lengths due to temperature variations.
The exact location of SEJ shall be fixed taking into account the location of various obligatory paints such as level crossings, girder bridges, points and crossings gradients, curves and insulated joints. SEJ with straight tongue and stock shall not be located on curves sharper than 0.5 degree (3500 m radius) as far as possible. SEJ shall not be located on transition of curves.
What are borrow pits?
Project specifications require a relative compaction of 95% (modified Proctor). Construction of a highway embankment requires 10,000-yd 3 of fill. The borrow soil has an in-situ
A rectangular channel, 20ft wide is shown. The channel consists of three reaches of different slopes. The channel has a roughness coefficient of n=0.015 and carries a discharge of
Question It should be necessary that raking piles of a bridge abutment be placed under an embankment ? Answer For a bridge abutment to be supported on raking piles with dive
difference between bending stress and shear stress
Absolute pressure is measured from a vacuum (0 PSI) and atmospheric pressure is14.7PSIa or 14.7 PSI above a vacuum 1PSI on a tire pressure gauge is known as 1PSIg = 15.7PSIa 10PSIg
Features of a Stratigraphical Survey phase The principal features of a Stratigraphical Survey phase are: a) Determination of depth of ground water, thickness, extent and ap
hoyers long line method?
Explain National Contingency Plan (NCP) - Provides detailed direction on the action to be taken at a hazardous waste site, including emergency actions and a method to rank site
scour depth definition
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