Monday, October 2, 2023

Checklist of Formwork | Falsework, Centering, Shuttering

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In this article, we will discuss a checklist of formwork.


  1. Introduction  

Formwork (also called falsework, centering, and shuttering) may be defined as the timber or other materials which are used to form molds into which concrete is poured at the site.



  2. Checklist of Formwork  


Steps Inspection Checked
1. Formwork should be the strong and exact dimension.
2. Sheeting must be well oiled before pouring the concrete.
3.  Install formwork by keeping the proper gap.
4. Install the formwork with the help of Nut and bolt.
5.  Before, placing concrete spray water and cement.
6. Pouring of concrete is done by using the vibrator.
7.  Stop vibration when air no longer escapes from the concrete.
8. Do curing daily by spraying water or keeping wet jute.


   Download PDF File   




  2. Size of Formwork  


Formwork Size Spacing Checked
Beam 9″ ×12″
Slab 5″ to 6″
Columns  Minimum 9” x 9” inches
Walls 9” for outer walls
4.5″ for internal partition walls


   Download Size of Formwork   



  4. Checklist For Removal of Formwork  

S. No. Description of a structural member Time Period Checked
1 Walls, columns, and vertical sides of beams 1 to 2 days
2 Slabs (props left under) 3 days
3 Beam soffits (props left under) 7 days
4 Removal of props to slabs
(a) For slabs spanning up to 4.5 m 7 days
(b) For slabs spanning over 4.5 m 14 days
5 Removal of props to beams and arches
(a) Spanning up to 6 m 14 days
(b) spanning over 6 m 21 days



   Download PDF File   




Read Also: Types of Formwork
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Er. Madhu Krishna Poudel
Er. Madhu Krishna Poudel
He is a founder and lead author of Dream Civil International and his civil engineering research articles has been taken as source by world's top news and educational sites like USA Today, Time, The richest, Wikipedia, etc.
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