IS 383 के अनुसार, रेत को _______ क्षेत्रों में वर्गीकृत किया जा सकता है।

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  1. 2
  2. 5
  3. 3
  4. 4

Answer (Detailed Solution Below)

Option 4 : 4
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स्पष्टीकरण:

IS 383, तालिका 4(खंड 4.3)के अनुसार

  • महीन गिट्टी(रेत) के लिए 4 प्रकार के श्रेणीकरण क्षेत्र होते हैं, अर्थात् श्रेणीकरण क्षेत्र I, II, III, IV।
  • सभी श्रेणीकरण क्षेत्र और विभिन्न चालनी आकारों के लिए उनके अनुशंसित मान नीचे दिए गए हैं:
IS चालनी निर्देश

श्रेणीकरण क्षेत्र  I

श्रेणीकरण क्षेत्र  II

श्रेणीकरण क्षेत्र  III

श्रेणीकरण क्षेत्र  IV

10 mm 100 100 100 100
4.75 mm 90-100 90-100 90-100 95-100
2.36 mm 60-95 75-100 85-100 95-100
1.18 mm 30-70 55-90 75-100 90-100
600 micron 15-34 35-59 60-79 80-100
300 micron 5-20 8-30 12-40 15-50
150 micron 0-10 0-10 0-10 0-15
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