Civil Engineering - Concrete Technology - Discussion
Discussion Forum : Concrete Technology - Section 2 (Q.No. 20)
20.
For construction of structures in sea water, the cement generally preferred to, is
Discussion:
32 comments Page 1 of 4.
Irfan said:
5 years ago
Slag cement is used in Sea water.
Aaron said:
5 years ago
Portland pozzolana cement is used under water constructions.
1) Pozzolana causes impermeability.
2) pozzolana resist chemical and sulphide attack.
1) Pozzolana causes impermeability.
2) pozzolana resist chemical and sulphide attack.
(1)
Alpesh mali said:
5 years ago
As per IS code 8.2.8 the use of slag or pozzolana cement seawater.
Shyam dhara said:
5 years ago
Pozzolana cement is widely used for hydraulic structures such as a dam, wiers etc.
Whereas High alumina cement is used for a structure subjected to seawater, chemical plants, and furnaces.
Whereas High alumina cement is used for a structure subjected to seawater, chemical plants, and furnaces.
(3)
OPSC AEE said:
6 years ago
IS 456:2000, Cl 8.2.8.
For sea water:-
PCC - M20.
RCC - M30.
Use PPC or Slag cement.
For sea water:-
PCC - M20.
RCC - M30.
Use PPC or Slag cement.
Satyam shukla said:
6 years ago
@Md Aqeel.
Rapid hardening cement should be used in road work, maintenance work, bridge etc. And for underwater construction, Quick setting cement should be used.
Rapid hardening cement should be used in road work, maintenance work, bridge etc. And for underwater construction, Quick setting cement should be used.
MD Aqeel Ahmed said:
6 years ago
High Alumina Cement - Sea water.
Low heat cement - Dams.
Sulphate resisting cement - Canal Lining.
Rapid hardening cement - Underwater construction.
Low heat cement - Dams.
Sulphate resisting cement - Canal Lining.
Rapid hardening cement - Underwater construction.
(5)
Jalpesh said:
7 years ago
Yes, PPC is the correct answer. I agree.
(1)
Dhanraj Malav said:
7 years ago
Blast furnace slage cement is use in marine work.
Rabindra said:
7 years ago
For marine or structure constructed in the sea the following cement are used. They are
A) portland pozzolana cement
B) high alumina cement
C) sulphate resisting cement
A) portland pozzolana cement
B) high alumina cement
C) sulphate resisting cement
(2)
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