कॉलम की फुटिंग ट्रेपजॉइडल क्यों बनाई जाती है #column #footing #boundarywall #foundation #why footing
Channel: Engineers at Site
Date: 2022-03-16

Hello Friends,
This is Anil Saini,
The purpose of sharing knowledge, I have in construction field,
Just to enhance the skills and knowledge of valuable viewer,
Main purpose is to acknowledge the experience what i gain from my academic life  and still learning innovative ways of expressing my views and future aspects,

Trapezoidal footing is a type of footing that carries unequal loads from 2 columns when the heaviest load outside the column distance is limited.

It is used when the area of footing is fixed and the soils at the site are loose soil.
Trapezoidal footing is use

I. For residential house and building.

II. When load applied is uneven or unequal.

III. The soil at the site is loose.

 Advantages  
a. Concrete uses are less.

b. Cheap to construct.

c. Less reinforcement is needed.

Disadvantages  
a. Good for small buildings only.

b. Chance of settlement.

c. Foundation subjected to pull out, torsion, moment.