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How to do a fineness test of fly ash using Le-Chatlier’s apparatus?
Fasi Ur Rahman
The fineness test of fly ash using Le-Chatlier’s apparatus is explained in the article below- Determination of Soundness of Cement by Le-Chatlier’s Principle
The fineness test of fly ash using Le-Chatlier’s apparatus is explained in the article below-
Determination of Soundness of Cement by Le-Chatlier’s Principle
See lessDescribe the design procedure of the industrial truss?
Fasi Ur Rahman
The following steps should be considered when designing a truss: Selection of type and layout of the structure. Determination of loads on the structure. Evaluate internal forces and moments in the structural components. Selection of material and proportioning of members and connections for safety anRead more
The following steps should be considered when designing a truss:
To know more about the design procedure of trusses, read the article given below-
See lessTrussed Beam- Design Principles and Erection Practices
What is the application of grillage foundation?
Fasi Ur Rahman
 The application of grillage foundation are: This type of foundation is appropriate to construct for buildings of light construction materials on weak soils. This foundation is needed to save up to 30%. Don’t permit to build the other type of foundation in areas where soil characteristics and conditRead more
 The application of grillage foundation are:
- This type of foundation is appropriate to construct for buildings of light construction materials on weak soils.
- This foundation is needed to save up to 30%.
- Don’t permit to build the other type of foundation in areas where soil characteristics and conditions of their occurrence weak.
- The load must be anticipated to be relatively small for construction.
See lessWhat is the Rockwell hardness of mild steel and aluminum?
Fasi Ur Rahman
The Rockwell hardness of mild steel is 70 HRB.
The Rockwell hardness of mild steel is 70 HRB.
See lessWhat is polymer concrete?
Fasi Ur Rahman
Polymer cement concrete is a composite concrete that consists of synthetic polymer within the binding material. Polymer concrete has advantages of higher properties, low energy requirements, and low labor costs. It is also called Polymer Portland cement concrete (PPCC) or latex-modified concrete (LMRead more
Polymer cement concrete is a composite concrete that consists of synthetic polymer within the binding material. Polymer concrete has advantages of higher properties, low energy requirements, and low labor costs. It is also called Polymer Portland cement concrete (PPCC) or latex-modified concrete (LMC).
Read more on polymer concrete-
Polymer Cement Concrete: Properties and Uses
See lessColumn Slightly Inclined on 1st Floor of the building
Fasi Ur Rahman
Inclining of columns is not accepted in construction. The columns must be truly vertical. In some cases, a deviation of 10 to 15mm or 2 to 3 % is permissible. Yes, if the columns are not verticle the load transfer which happens via column is not 100%. This affects the durability and life of the builRead more
Inclining of columns is not accepted in construction. The columns must be truly vertical. In some cases, a deviation of 10 to 15mm or 2 to 3 % is permissible.
Yes, if the columns are not verticle the load transfer which happens via column is not 100%. This affects the durability and life of the building. Due to this, there might be a risk of safety during calamities.
The justification is given by the supervisor is not correct. To rectify the mistakes done during the casting of columns, the columns are plastered to make them look truly vertical.
See lessWhat are the types of cement mortar ratio?
Fasi Ur Rahman
Mortar mix ratio i.e. proportioning of cement sand in mortar provides consistency in the performance and appearance of masonry construction. Proper proportioning of mortar ingredients helps in having the following advantages: Uniformity of strength Uniform workability Uniform color Uniformity of proRead more
Mortar mix ratio i.e. proportioning of cement sand in mortar provides consistency in the performance and appearance of masonry construction. Proper proportioning of mortar ingredients helps in having the following advantages:
Mainly the proportioning of the cement and sand for mortar is conducted by volume proportioning compared to weight proportion.
The types of cement mortar are in detail explained in the article below-
Mortar Mix Ratio Proportioning for Masonry Construction
See lessHow to find the rebar spacing when not mentioned in the drawing?
Fasi Ur Rahman
The rebar spacing must be mentioned in the drawing. The drawing without rebar spacing is incomplete. This is because the rebar spacing is obtained during design calculation.
The rebar spacing must be mentioned in the drawing. The drawing without rebar spacing is incomplete.
See lessThis is because the rebar spacing is obtained during design calculation.