Tender For Work Of Strengthening/Beautification Damaged Parks Located In Various Pockets Of Lohianagar Scheme. - DSR 2023 2.1.1 Earth work in surface excavation not exceeding 30 cm in depth but exceeding 1.5 m in width as well as 10 sqm on plan including getting out and disposal of excavated earth upto 50 m and lift upto 1.5 m, as directed by Engineer-in- Charge: ::(129.85x0.7418) 2 DSR/2023/4.1.8/ - 1.4.8 (1 Cement: 4 coarse sand (zone-III) derived from natural sources: 8 graded stone aggregate 40 mm nominal size derived from natural sources) (6812x.7418=5053.14) 3 DSR-2023/item no. 4.2.3 -Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor, etc., up to floor five level, excluding the cost of centering, shuttering and finishing : 1:2:4 (1 Cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) . Rate factor (9895.20x0.7418) 4 DSR/2023/4.2.2/ - 1:1½:3 (1 cement : 1½ coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size). (0.7418 X 10357.55 = 7683.23) 5 DSR-2023/item no.5.22A.6 - Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete below plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more. (0.7418 x107.85 = 80 ) 6 DSR/2023/10.13.1 - Providing and fixing T-iron frames for doors, windows and ventilators of mild steel Tee-sections, joints mitred and welded, including fixing of necessary butt hinges and screws and applying a priming coat of approved steel primer. Fixing with 15x3 mm lugs 10 cm long embedded in cement concrete block 15x10x10 cm of C.C. 1:3:6 (1 Cement: 3 coarse sand 6 graded stone aggregate 20 mm nominal size). (141.70 X 0.7418 = 105.11) 7 AR - Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 12.5 in foundation and plinth in: Cement mortar 1:4 (1 cement : 4 coarse sand) 8 DSR. NO 13.1.1 -12mm cement plaster of mix. 1:4 (1 cement : 4 fine sand) (347.05X0.7418 257.44) 9 DSR/23-13.80 - Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete. (156.05x.7418=115.76) 10 DSR.NO. 13.46.1 - Finishing walls with Acrylic Smooth exterior paint of required shade : New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm) (160.60X 0.7418 = 119.13) 11 DSR/2023/13.48.3 - Painting Steel work with Deluxe Multi Surface Paint to give an even shade. Two or more coat applied @ 0.90 ltr/10 sqm over an under coat of primer applied @ 0.80 ltr/10 sqm of approved brand and manufacture ( 0.7418 X 170.70= 126.63) 12 DSR Code 2.2.1 - Earth work by mechinical/ manual in rough excavation, banking excavated earth in layers not exceeding 20cm in depth, breaking clods, watering, rolling each layer with 1½ tonne roller or wooden or steel rammers, and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes and dressing up in embankments for roads, flood banks, marginal banks and guide banks or filling up ground depressions, lead upto 50 m and lift upto 1.5 m: All kinds of soil (0.7418x395.30 13 AR - Construction of Granular sub base by providing close graded material (53mm-9.5mm=50%, 9.5mm-2.36mm 20% & 2.36mm below 30%) mixing in a machanical mix plant at OMC, Carriage of mix materials to work site, spreading in uniform layers with mortar grader on prepared surface and compacting with vibratory power roller to achieve the desire dencity complete as per clouse 401. MORT&H Analysis 14 DSR 2023/ 16.91.1 Providing and laying factory made chamfered edge Cement Concrete paver blocks In foot path, park & lawns driveway or light & traffic parking etc. of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over 50mm thick compacted bed of course sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand, all complete as per manufacturers specifications & direction of Engineer in-Charge. 60mm thick Cement concrete paver block of M-35 grade with approved colour, design & pattern (1045.65X0.7418=775.66)
