Strength of concrete is generally tested after 28 days as concrete cube strength or concrete cylinder strength. The reason for testing concrete strength after 28 days is discussed. Why do we test concrete compressive strength after 28 days? Concrete gains ...
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10 Types of Glasses [PDF]: Engineering Properties, and Applications in Constructions
There are various types of glass used in construction for different purposes. Engineering properties and uses of these glass is discussed in this article.
Types of Defects in Timber as a Construction Material
There are various types of defects in timber as a construction material. These defects in timber can be due to natural forces, fungi, insects, and during seasoning and conversion. Types of these defects in wood are discussed in detail. Trees ...
Electronic Distance Measurement Instrument- Types, Functions & Operations
Electromagnetic distance measuring instrument is a surveying instrument for measuring distance between two points through electromagnetic waves.
Standard Penetration Test (SPT)-Procedure,Precautions, Advantages
Standard Penetration Test (SPT) The standard penetration test is an in-situ test that is coming under the category of penetrometer tests. The standard penetration tests are carried out in borehole. The test will measure the resistance of the soil strata ...
What are the Methods of Concrete Crack Repair?
Concrete crack repairs are selected based on structural evaluation. Causes of concrete cracks should be first evaluated for successful crack repair selection.
Types of Concrete Blocks or Concrete Masonry Units Used in Construction
Concrete block masonry or concrete masonry units (CMU) are mainly two type, solid and hollow blocks. They are manufactured in required shape and sizes.
Types of Tests on Bricks for Building Construction Works
Various types of tests on bricks are conducted to check quality of bricks for construction works. Some tests on bricks can be conducted at construction site.
Density of Construction Materials in kg/m3 and lb/ft3
Density of construction materials are its mass per unit volume of materials. It is expressed in kg/m3 or lb/ft3 and shows compactness of building material.
Types of Supports and Reactions and Their Applications in Structures
Support in a structure is a member which helps others member to resist loads. Different types of supports, their reactions and applications in structures.