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The Constructor - Civil Engineering Home for Civil Engineers

The Constructor - Civil Engineering Home provides informational resources to Civil Engineers around the globe on various subjects such as construction management, Structural Engineering, Building Construction Tips, How to Guides for Civil Engineers etc.

Earthquake Zones in India

India being a large landmass is particularly prone to earthquakes. The Indian subcontinent is divided into five seismic zones with respect to the severity of the earthquakes.The classification of the zones has been done by the geologist and scientist as ...

Terms and Definitions Used in Earthquake Engineering

There are various terms and definitions used in earthquake engineering. Basic earthquake engineering terms are presented in the following sections.1. EarthquakeIt is a transient violent movement of the Earth's surface ...


A general loading on a box girder, such as shown in fig 1 for single cell box, has components which bend, twist, and deform the cross section. Thin walled closed section girders are so stiff and strong in torsion that ...

Splitting Tensile Strength of Cylindrical Concrete specimen

The tensile strength of concrete is one of the basic and important properties which greatly affect the extent and size of cracking in structures.Moreover, the concrete is very weak in tension due to its brittle nature. Hence. it is not expected to ...

Rubber Tired Metro

A Rubber-tyred metro is a form of rapid transit system that uses a mix of road and rail technology. In this the vehicles have wheels with rubber tyres like a bus, but using a set of two parallel concrete or ...