Palakkad Division - Repairs to roof of service buildings, station buildings and allied buildings in Senior Section Engineer/Works/Palakkad jurisdiction.

Vol-I & Vol- II ) except reinforcement steel.

Repairs to roof of service buildings, station buildings and allied buildings in SSE/Works/PGT

S No. Item No Description of Item Unit Qty Rate Amount

10.0 STEEL WORK

10.1 Structural steel work in single section, fixed with Kg 18367 93.05 1709049.35

or without connecting plate, including cutting,

hoisting, fixing in position and applying a priming

coat of approved steel primer all complete.

Steel work in built up tubular (round, square or

rectangular hollow tubes etc.) trusses etc.,

including cutting, hoisting, fixing in position and

applying a priming coat of approved steel primer,

including welding and bolted with special shaped

washers etc. complete.

12.0 ROOFING

Providing, fixing and embedding sand cast iron

accessories for rain water pipes in the masonry

12.40 surrounded with 12 mm thick cement mortar of

the same mix, as that of masonry (lead caulking

will be paid for separately):

Providing and fixing on wall face unplasticised

Rigid PVC rain water pipes conforming to IS :

12.41 13592 Type A, including jointing with seal ring

conforming to IS : 5382, leaving 10 mm gap for

thermal expansion, (i) Single socketed pipes.

Providing and fixing on wall face unplasticised -

PVC moulded fittings/ accessories for

unplasticised Rigid PVC rain water pipes

conforming to IS : 13592 Type A, including

jointing with seal ring conforming to IS : 5382,

leaving 10 mm gap for thermal expansion.

12.42.1 Coupler

Providing and fixing precoated galvanised steel

sheet roofing accessories 0.50 mm (+0.05 %)

total coated thickness, Zinc coating 120 grams

12.51 per sqm as per IS: 277, in 240 mpa steel grade,

5-7 microns epoxy primer on both side of the

sheet and polyester top coat 15-18 microns using

self drilling/ self tapping screws complete :

13.0 FINISHING

Painting with synthetic enamel paint of approved

brand and manufacture to give an even shade :