The quality of the concrete is checked and provided in the two following ways: Quality Assurance (QA) Quality Control (QC) Quality assurance is always done before or during production and includes the below-mentioned items for any product, such as concrete, its content, concrete parts, and the structure. Controlling the quality of raw materials or the…
The compressive strength of concrete is determined by the following steps: Testing the concrete in terms of compliance with characteristic strength (the cured samples in the laboratory) according to ASTM C192, C39 standard Testing the mixing uniformity according to ASTM C94 standard (for centrally-mixed concrete) Testing the concrete curing (providing cured samples on the site)…
In concrete tank projects, where sealing is very important, sometimes some unpredicted events cause many problems for the contractor as well as other executives. Concrete cracks are one of the causes of water tank leakage, which is eliminated by water stop tapes. If concrete placing is not interrupted in the right spots of the walls…
Crack in Concrete Overweight or bad weather can cause cracks in the concrete. Concrete is widely used as a building material because it is easy to use and very durable but it may be damaged by cracking. What to do when cracks occur? The first step is to make a very fundamental decision: Should cracks…
