Polythene sheet
Polythene sheet for use as a dpc should be black, low density polythene sheet of single thickness not less than […]
Glossary
Glossary
Bitumen damp-proof course
There are four types of bitumen dpc, as follows: (1) bitumen dpc with hessian base (2) bituman dpc with fibre
Walls
Walls Resistance to airborne and impact sound Security
Sound is transmitted as airborne sound and impact sound. Airborne sound is generated as cyclical disturbances of air from, for
Walls
Dense aggregate blocks for general use
The blocks are made of {Portland cement}, natural aggregate or blastfurnace slag. The usual mix is 1 part of cement
Walls
Bricks Compressive strength
This is a property of bricks which can be determined accurately. The compressive strength of bricks is found by crushing
Walls
Sulphate attack on mortars and renderings of bricks
When brickwork is persistently wet, as in foundations, retaining walls, parapets and chimneys, sulphates in bricks and mortar may in
Walls
Walls functional requirements
The function of a wall is to enclose and protect a building or to divide space within a building. To
Walls
Prime function
The prime function of an external {wall} is to provide shelter against wind, rain and the daily and seasonal variations