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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.
Quality Control in Flexible Pavements: The quality control needed for Flexible Pavements covers the following tests : (a) Density and Moisture content of sub-grade. (b)
Q. Good surface regularity for sub-base in concrete pavement? Surfaces of sub-base material for concrete carriageway must be built in a regular manner due to the following reas
what are the necessary data required for foundation recommendation other than SPT value ? why can''t we go for SPT value alone?
Define Equipments required for conducting UWMT? Equipments required for conducting UWMT are: Inspection Equipment: a) Electronic yoke with power cable b) Ground fault interr
Lubrication of rail joints is one of the important items of permanent way works incidental to systematic track maintenance, the lubrication of joints is done for the following purp
why strength of transition zone is less than bulk paste
A credit card advertises a nominal rate of 18% compounded monthly. If no monthly payments are made, the effective annual interest rate is most nearly: The actual rate is, (18%
how
the cooke''s reversible level
Question What is function of shear keys in designing of retaining walls ? Answer In formative external constancy of retaining walls, failure modes similar to bearing failure, s
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