Construction Technology II

Retaining wall: – gravity and R. C diaphragm walls, road pavement construction – types, grade, subgrade etc. materials used in construction. Bridges – types and suitability, methods of construction, use and construction of caissons and cofferdam in bridges. Airport construction – types, accessories such as runaways, lighting, wind indicators, layout. Railway track, materials used and constructional methods, rails sleeper’s etc. tunnel construction – excavation, safety precautions, lining installation of service etc. Construction plant and equipment. Field trip.