Difference between wbm and gsb in road construction

Answer Posted / 9040471784

1st of all we use gsb & compacted properly.
2. It should be the thickness of 250-500.
3 wbm is used after the laid of gsb.then compacted at dry & again compacted after pouring of water on it.
4. Its thickness should be used 200-250.

Is This Answer Correct ?    5 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the coeffiencent Friction Angle between Steel and Ashphalt?

2511


50 acre of land to be reclaimed for an average height of 2.5 mt. Dredging area is 500mx200m size. what is the dredging depth required to reclaim the area?

1291


what might be the problem faced in the near future if the M-sand is used in the place of river sand during wall plastering? (As per IS)

1510


what is polity

1638


Which is the direction for positive angle?

703






Plasterers do how many sqm with spray plaster machine? By hand one mason does 10m2/day. How much they do in Dubai with spray plaster machines?

1549


what's the formula for calculate pcc for matt(45mm aggregate)?

2148


why the cracks occurs in NP3 class Hume Pipe ? And what is bearing capacity of it?

2744


What is the density of most of construction materials?

718


What are segregation and bleeding?

680


what is tension column?

1545


Define What is the meaning of a blue land surveyors flag?

748


How to calculate quanty of steel in four leg stirrups?

1440


what do you know that m20,m25

1388


Which stone is best for wall construction Laterite Stone or Cement Blocks

1302