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Coffer Dam - Types of Cofferdam designs

This standard deals with earthquake resistant design of structures and is applicable to buildings; elevated structures; bridges; dams etc. It also gives a map which divides the country into five seismic zones based on the seismic intensity.

A cofferdam is a temporary structure built to enclose an area for excavation of foundation

Invisible Structures - Invisible Structures

A central feature of life is that organisms grow, reproduce, and die. They have characteristic structures (anatomy and morphology), functions (molecular-scale processes to organism-level physiology), and behaviors (neurobiology and, for some animal species, psychology). Organisms and their parts are made of cells, which are the structural units of life and which themselves have molecular substructures that support their functioning. Organisms range in composition from a single cell (unicellular microorganisms) to multicellular organisms, in which different groups of large numbers of cells work together to form systems

Welcome to Invisible Structures, Inc

Consequent to the publication ofthis standard on account of earthquakes in various parts of the countryincluding that in Uttar- and and technological advancement in the field, the SectionalCommittee decided to revise the standard into five parts which deals withdifferent types of structures:

Earth is the third planet from the Sun and the only object in the Universe known to harbor life