Civil Engineering Important Information: Substructure

A structure has two parts. Substructure & Superstructure. In civil engineering there is some important information that every engineer needs to know. The information that plays an important role in the interview board. In today’s article we will find some important information about substructure.




Civil Engineering Important Information – Substructure

Civil Engineering Important Information: Substructure

  1. How to keep the bottom cover under piling?

Ans: 1 feet 6 inches.

  1. What is the lowest cover of the site below piling?

Ans: 3 inches.

  1. How much extra casting on piling?

Ans: 3 feet 6 inches to 4 feet.

  1. How many rods are used in piling at least?

Ans: 6th

  1. How to ensure the side cover of piling.

Ans: Using blocks.

  1. What is the minimum of pile cap’s bottom, top and side coverings?

Ans: 3 Inches.

  1. How to keep the short column side coverings the lowest?

Ans: 2 inches to 3 inches.




Civil Engineering Important Information: Substructure

  1. What are the minimum of Grad beam bottom, top and side coverings?

Ans: 2 inches.

  1. What are the minimum of basement slab (Billow ground level) bottom, top and side coverings?

Ans: 2 inches.

  1. How many ratios are given in the casting of piling?

Ans: 1:1.5:3.

  1. What kind of ratio is?

Ans: There are 3 types of ratio.  (1:1.25:2.5), (1:1.5:3), (1:2:4)

  1. What is the size of the rod barrier cable?




Ans: 22 gaze.

13. What are the tools used in piling?

Ans: Chisel, Piling Wing Machine, Mixer Machine, Welding Machine, Water Pump, Hammer, Tremie Pipe, Hand tools, etc.

 

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