Public Works Department Tender

Providing and fixing 15mm thick densified tengular edged eco friendly light weight calcium silicate false ceiling tiles (like Aerolite Brand or equivalent) of approved texture Spintone/ Cosmos/ Fine Fissured or equivalent of size 595mm x 595mm in true horizontal level, suspended on inter locking metal grid of hot dipped galvanized steel sections (galvanizing @ 120 grams per square metre. including both side) consisting of main "T" runner suitably spaced at joints to get required length and of size 24x38mm made from 0.33mm thick (minium) sheet, spaced 1200mm center to center, and cross "T" of size 24x28mm made of 0.33mm thick (Minimum) sheet to be inter locked at middle of the 1200x600mm panel to from grid of size on a Perimeter wall angle precoated steel of size 600x600mm, resting on periphery walls/ partitions (24x24x300mm) made of 0.40mm thick (minimum) sheet with the help of rawl plugs at 450mm and laying 15mm thick densified edges calcium silicate ceiling tiles of approved texture light fittings, fixture, smoke detectors etc., wherever required. Main "T" runners to be suspended from ceiling using G.I. slotted cleats of size 25x35x1.6mm fixed to celing using with 12.5mm dia and 50mm long dash fastners, level clips of size 85x30x0.8mm, spaced at 1200mm center to center along main "T" bottom exposed with 24mm of T-section shall be pre-painted with polyester baked paint, for all heights, as per specifications, drawings etc. complete. (As Directed by Engineer in Charge) Note: Only Calcium silicate false ceiling area will be measured from wall to wall. No deduction shall be made for exposed frames/ opening (cut outs) having are less than 0.30 sqm. The Calcium silicate ceiling tile shall have NRC value of 0.50 (Minimum), light reflection85% non-combustible as per B.S.476 part IV, 100% humidity resistance and also having thermal conductivity 0.043 w/m 0 KC. Hospitals, Offices and Commercial Buildings, Auditoriums and Cinema Hall, Educational Institutions, R&D Centers, Studios, Laboratories, Library, Canteen.

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) (Square Hollow Section (SHS) IS4923 /Rectangular Hollow Section (RHS) IS4923/ Circular Hollow Section (CHS) IS1161 closed Structural Steel of approved make (Min Yeild Stress 310 Mpa)) 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.

12mm cement plaster 1:4 (1 cement : 4 fine sand)

Providing & Fixing Alluminium Tile Profile End Cap for PUF Roofing of approved make of Alluminium AA 3105 grade End Cap matching with Tile Profile PUF roof Panel including the required fastners etc. Complete for Alluminium PUF Roofing System & as directed by Engineer in charge.

Dismantling cement asbestos celotex or other ceiling or partition hard broad wall including stacking of serviceable materials and disposal of unserviceable materials within 50 mts. lead.

Dismantling wood work of sectional area 40 sq.cm. and above wrought framed and fixed in frames, other frames and trusses including stacking of material within 50 mts. lead (span upto 10 mtrs.)

Providing & Fixing Alluminium Ridge of approved make adhering to Alluminium 3105 grade of 0.71mm thickness & 60 cm wide inclusive of SS304 grade self tapping fastners, to match the Alluminium roofing system & as directed by Engineer in charge complete

Demolishing laterite stone masonry in cement mortar including stacking of serviceable material & disposal of unserviceable material within 50 mts. lead.

Providing & laying cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 graded granitic or basaltic stone aggrt. 20 mm. nominal size) excluding cost of centering, shuttering and finishing in: All works upto plinth level

Providing & fixing colour coated Alluminium (PUF) sandwich panel roofing systems of approved make adhering to Aluminium 3105 grade for top & bottom sheet of thickness 0.40 & 0.35 respectively including PUF insulation betewwn the top & bottom sheet of Denslity 40 (+/-2) Kg/m3 inclusive of S.S.304 grade self tapping fastneres, complete as directed by Enigneer incharge (frame work for roof, roof accesorries to be paid seperately) for tile Design PUF roof panel, Gutter width should be atleast 25% more than the Crest width. Minimum height at heighest point of Crest should be minimum 65mm. Minimum thickness at anygiven point should not be below 30mm. PUF Insulated Porto tiles series 50mm thick.