Brickbat Coba waterproofing is an effective way of providing waterproofing and insulation for thermal comfort for flat RCC roofs to prevent leakage of water. It is one of the oldest procedures of waterproofing, which consists of laying brickbats on the ...
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Ballast – Functions and Types
Ballast is a granular material which is placed and packed below and around the railway sleepers. Different types of ballast materials used are broken stone, sand, gravel, moorum, brickbats etc. The main purpose of ballast is to transmit the load ...