Public Works Department Tender

Providing and erecting thrie beam crash barriers comprising of the following three factory made units viz 1)thrie beam 2)spacer block 3) vertical Post. The thrie beam 3mm thick cold rolled formed guard rail raw material conforming to IS-5986-2011 with minimum grade 255 and with minimum yield stress of 255 Mpa which is fixed by bolted connection to spacer block C- channel of size 150mm x75mm and 5mm thick, 54.6cm height spaced 2mt.C/C fixed to a vertical post C Channel of size 150mm x75mm and 5mm thick cold rolled formed section made from HR Coils raw material confirming to IS-5986-2011 with minimum grade 255 and with minimum yield stress of 255Mpa, with 85 cms free height above road or ground level, and embedded to 115 cms deep in cement concrete block of size 35 cm x35 cm x 115 cm or as directed by Engineer in charge, assembled and fixed as per drawings of MORT&H Circular No. RW/NH/33022/1/94-DO/III, dated 24/6/1994 & construction operation as per 811 or relevant MORT&H SPECIFICATIONS FOR Roads &Bridge WORKS (Latest edition) .All fittings (bolts,nuts,fasteners,washersetc) shall be conforming to IS:1367 &IS:1364 &galvanised by hot dip zinc coated process @0.55 kg/m2 conforming to relevant IS specifications all etc. complete.

Applying priming coat with ready mixed primer of approved brand and manufacture on steel work.

Painting two or more coats (excluding priming coat) with superior quality ready mixed paint for steel work of approved brand & manufacture in all shades on new work to give an even shade.