Gendral Civil Engineering

Reason concrete cube samples 150mm and Procedure

In concrete compression test, normally 150mmx150mmx150mm concrete cube samples is used for testing.Why isn’t 100mmx100mmx100mm concrete cube samples used in the test instead of 150mmx150mmx150mm concrete cube samples? Basically,the force supplied by a concrete compression machine is a definite value.For normal concrete strength application,say below 50MPa, the stress produced by a 150mmx150mmx150mm cube…
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Precast Concrete Stairs Construction

Those intending to have long lasting and tempting staircases may opt for precast concrete spiral stairs. Precast Stairs can be placed along with Precast Concrete Flooring giving immediate safe access to upper floors quickly and efficiently. Concrete stairs provide a…
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Use and Advantages Precast Concrete

Precautions of Precast Precast concrete is simply concrete that is cast somewhere other than where it will be used. Most precast products are cast in a factory using a wetcast method, but others are cast on site-such as tilt-up panels.…
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Factors Affecting Selection of Piles

Factors Affecting Selection of Piles • They are used for large structures, and in situations where the soil under is not suitable to prevent excessive settlement. • Piles are required for setting out of towers for high power transmission lines…
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Effects of Dampness And Prevention

The various effects caused due to dampness in buildings mainly results in poor functional performance, ugly appearance and structural weakness of the buildings. 1. A damp building creates unhealthy living and working conditions for the occupants 2. Presence of damp …
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Soil Nailing Technique

Soil nailing is a technique used to reinforce and strengthen existing ground.Soil nailing consists of installing closely spaced bars into a slope or excavation as construction proceeds from top down.Soil nailing is a potential solution of landslide problems as it…
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Causes of Dampness

Dampness presence of moisture in building. Dampness may be caused by: (a) Ground water (b) Rain water and (c) Leakages from pipes. (a) Dampness due to Ground Water: All buildings are founded on soils. Soil holds water for a long…
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