Understanding the common concreting problems that can occur during concreting practice will help to minimize further mistakes during concreting. Most of the concreting problems arise due to: Improper Mixing Improper Placing Improper Curing Mentioned below are the common concreting issues ...
Category: Concrete Work Procedure
Concrete work procedure for various types of concrete such as foundation, columns, beams, slabs, floors and other reinforced concrete structures.
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Errors During Concrete Construction at Site and How to Avoid Them
Construction errors during concreting at site may occur due to failure to follow specified procedures and good practice or outright carelessness. Most of these errors may not lead to failure or deterioration of concrete, but they may have adverse impact ...
HOW TO CONTROL WASTAGE OF CONCRETE AT SITE?
How to control wastage of concrete at site? While estimating quantity of concrete for particular structural work, we normally consider 3-5% as wastage. But wastage of concrete more than that can increase the cost of project and may impact project ...
SPECIFICATIONS FOR JOINTS IN CONCRETE
Joints in concrete structures such as contraction joints and expansion joints are required to be provided to prevent cracks in concrete at hardened state. To provide these joints, there certain specification which must be followed. These specifications are explained below: ...
POLYURETHANE WATERPROOFING OF CONCRETE ROOF SLAB
Polyurethane Waterproofing of Concrete Roof Slab: Polyurethane waterproofing of concrete roof slab consists of two pack clear/pigmented Aliphatic Polyurethane using Polyether Polyols with Isocyanate for rendering flame resistant characteristic. The two pack system consisting of pigment and the solvent (Xylene/Toluene, ...
Cold Joint in Concrete and Methods of Treatment
A cold joint is an advancing face of a concrete pour, which could not be covered by fresh concrete before concrete has begin to set due to stoppage, delay or low rate of pour placement. The fresh concrete can not ...
Quality of Water for Concrete Construction and its Specification
Generally, quality of water for construction works are same as drinking water. This is to ensure that the water is reasonably free from such impurities as suspended solids, organic matter and dissolved salts, which may adversely affect the properties of ...