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EXAM PREPARATION

Objective Question & Answer

QUESTION

Objective Question

Q.1

As per Indian Standard Code (IS 456), what should be the minimum clear cover provided during the design

of a water tank during moderate exposure conditions?

     

भारतीय मानक कोड (IS 456) के अनुसार, मध्यम एक्सपोजर परिस्थितियों (Moderate Exposure Conditions) में जल टंकी (Water Tank) के डिजाइन के दौरान न्यूनतम स्पष्ट कवर (Minimum Clear Cover) कितना प्रदान किया जाना चाहिए?
A
75 mm
B
30 mm
C
45 mm
D
10 mm
Answer ( Option B)

30 mm

Solution

As per IS 456:2000, Table 16, the nominal cover to reinforcement for moderate exposure conditions is 30

mm.

IS 456:2000 की तालिका 16 के अनुसार, मध्यम एक्सपोजर परिस्थितियों में प्रबलन (Reinforcement) के लिए न्यूनतम

नोमिनल कवर 30 मिमी निर्धारित किया गया है।

Minimum Nominal Cover as per IS 456:2000 / IS 456 : 2000 के अनुसार न्यूनतम नोमिनल कवर:   

Exposure Condition / एक्सपोजर परिस्थिति

Nominal Cover / नोमिनल कवर

Mild / हल्की

20 mm

Moderate / मध्यम

30 mm

Severe / गंभीर

45 mm

Very Severe / अत्यधिक गंभीर

50 mm

Extreme / चरम

75 mm

 

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