Details: clearing jungle including up rooting of rank vegetation grass bush wood trees and sapling of girth upto 30 cm. measured at a height of 1 m above ground level & removal of upto a distance of 50 mt. outside the periphery of the area cleared. (if however, only grass is met with the area will be measured and paid for under item 4001). providing and erecting a "thrie" metal beam crash barrier comprising of following three factory made unites-viz. 1) thrie beam 2) spacer block 3) vertical post. the thrie beam 3mm thick cold roll formed guard rail raw material conforming to is-5986-2011 with minimum grade 255 & with minimum yield stress of 255 mpa which is fixed by bolted connection to spacer block c-channel of size 75mmx150mm & 5mm thick, 54.6cm height spaced 2meter centre to centre, fixed to vertical post c-channel of size 75mmx150mm &5mm thick cold roll formed section made from hr coils raw material conforming to is-5986-2011 with minimum grade 255 & with minimum yield stress of 255mpa
Sector: Water Resource Department