Difference between wbm and gsb in road construction
Answers were Sorted based on User's Feedback
Answer / surajit dey
Wbm full form is water bound macadam and GSB fullform is granular sub-base.
|Is This Answer Correct ?||149 Yes||7 No|
Answer / vigneshkumar.m
wbm=water bound maccadam road
|Is This Answer Correct ?||71 Yes||13 No|
Answer / vinothkumar
Gsp is the first layer of the road
Wbm is the second layer of the road
Then different from gsp and wbm for gsp is the basement and 40mm aggregate used
Wbm 21 mm metal used
|Is This Answer Correct ?||11 Yes||2 No|
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