Provision of platform sheds at different stations under the jurisdiction of Divisional Engineer[HQ]/Sealdah.

A-Items covering relevant chapters of the Delhi schedule of Rates [Vol.-

Item Breakup - A-Items covering relevant chapters of the Delhi schedule of Rates [Vol.-2] 2021

local sand, with common burnt clay non modular bricks. 11.26S KOTA STONE FLOORING Kota stone slab flooring over 20 mm (average) thick base laid over and jointed with grey cement slurry mixed with pigment to match 11.26 the shade of the slab, including rubbing and polishing complete with base of cement mortar 1 : 4 (1 cement : 4 coarse sand) : 20 11.26.1 25 mm thick Sqm 2000 1706.6 3413200 11.37S CERAMIC GLAZED TILES 11.38 Providing and laying Ceramic glazed floor tiles Sqm 3150 1107.05 3487207.5 of size 300x300 mm (thickness to be specified by the manufacturer), of 1st quality conforming to IS : 15622, of approved make, in all colours, shades, except White, Ivory, Grey, Fume Red 21 Brown, laid on 20 mm thick bed of cement mortar 1:4 (1 Cement : 4 Coarse sand), jointing with grey cement slurry @ 3.3 kg/ sq.m including pointing the joints with white cement and matching pigments 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): SEALDAH DIVISION-ENGINEERING/EASTERN RLY 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. 22 12.41.2 110 mm diameter Metre 900 319.75 287775 Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes 12.42 conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion. 12.42.5 Bend 87.5 degrees 23 12.42.5.2 110 mm bend Each 400 132 52800 12.50 Providing and fixing precoated galvanised iron Sqm 10820 671.55 7266171 profile sheets (size, shape and pitch of corrugation as approved by Engineer-in- charge) 0.50 mm (+ 0.05 %) total coated thickness with zinc coating 120 grams 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. Sheet should have protective guard film of 25 24 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. Providing and fixing of Pre-coated colour or mill finish Aluminium Roofing Accessories in 0.71 mm thickness ,Alloy 31500 (IS designation) [Aluminium Alloy (AA) 3004 (ISO designation)] For color, coating shall be 5-7 microns epoxy 12.66 primer on both sides of the sheet and polyester top coat 15-18 microns, using self drilling/tapping SS screws of size 6 x 50mm with 3mm thick EPDM seal and SS plain washer complete : 12.66.6 Precoated/mill finish aluminium Gutter (600 Metre 1500 1616 2424000 25 mm over all girth) 15.0 DISMANTLING AND DEMOLISHING Demolishing cement concrete manually/ by mechanical means including disposal of 15.2 material within 50 metres lead as per direction of Engineer - in - charge. 15.2.1 Nominal concrete 1:3:6 or richer mix (i/c cum 82 2007.1 164582.2 26 equivalent design mix) 18.0 WATER SUPPLY 18.7S C.P.V.C. PIPES Providing and fixing G.I. pipes complete with 18.12 G.I. fittings including trenching and refilling etc.-External work 27 18.12.1 15 mm dia nominal bore Metre 350 267.5 93625 28 18.12.2 20 mm dia nominal bore Metre 488 315.35 153890.8 29 18.12.3 25 mm dia nominal bore Metre 300 417.95 125385 30 18.12.5 40 mm dia nominal bore Metre 550 558.35 307092.5 26.0 NEW TECHNOLOGIES AND MATERIALS SEALDAH DIVISION-ENGINEERING/EASTERN RLY 26.6A Providing, erecting, laying and fixing in position Sqm 860 5188.65 4462239 in 3.5 to 4 mm thick bamboo mat corrugated sheet (BMCS) as per IS: 15476-2004 in roofing with self drilling screws along with EPDM 31 washers complete or with galvanized iron J or L hooks 8mm dia G.I. plain and bitumen washers etc, all complete as per direction of Engineer- in-Charge. 26.6B Providing and fixing in position ridges of 3.5 to Metre 115 4152.45 477531.75 4 mm thick bamboo mat ridge cap (BMRC) as per IS: 15476-2004 in roofing with self drilling 32 screws along with EPDM washers complete or with galvanized iron J or L hooks 8mm dia G.I. plain and bitumen washers etc, all complete as per direction of Engineer-in-Charge. Total 117595568.75