a) reconnaissance, map study, preli-minary survey and detailed survey
b) map study, preliminary survey, recon-naissance and detailed survey
c) map study, reconnaissance, prelimi-nary survey and detailed survey
d) preliminary survey, map study, recon-naissance and detailed survey
Ans: c
Can u help me in giving what parameters are checked in a reconnaissance survey and then in a preliminary survey for a given stretch of byass/highway/ road.
Thanks
I can accept those following