Providing and laying of 20mm thick premix carpet and 80mm thick interlocking paver block in the campus of SDO (Civil) Complex and residential area in Assandh Distt. Karnal

Amount

Dismantling of existing damaged Bitumen surface by cold milling Machine up to 50 mm depth and hauling the milled material up to 10 Km. And stacking at nearest recycling plant site as per HSR 17.43.2

Earth work in excavation by mechanical means (Hydraulic Excavator) / manual means over areas (exceeding 30 cm in depth 1.5 m in width as well as 10 Sqm on plan ) including gettinf out and disposal of excavated earth lead up to 50 m and lift up to 1.5 m , as directed by Engineer -in -charge. All kind of soil as per (HSR 4.12.1)

Construction of granular sub-base by providing Material as per Grading Ill (Table 400-1 of MORT&H 5th revision) mixing in a mechanical mix plant at OMC, carriage of mixed Material towork site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per technical clause 401 of MORT&H specifications (HSR 17.14.1) Grading III material

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with 3 wheeled steel/ vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density complete as per technical clause 404 of MORT&H specifications (HSR 17.23.2)

Providing and laying surface dressing as wearing course in single coat using crushed stone aggregates of specified size on a layer of bituminous binder VG - 10 laid on prepared surface and rolling with 8-10 tonne smooth wheeled steel roller complete as per technical clause 509 of MORT&H specifications (HSR 17.32.1)

Providing and applying tack coat with penetration grade bitumen VG - 10 using bitumen pressure distributor at the rate of 0.30 kg per sqm on the prepared bituminous/ granular surface cleaned with mechanical broom as per technical clause 503 of MORT&H specifications (HSR 17.26.2)

Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of crushed stone aggregates of specified grading premixed in a continuous type of hot mix plant of appropriate capacity not less not less than 75 tonne per hour, with bituminous binder VG - 10 @ 1.46 kg per sqm, laid with Paver Finisher Mechanical and rolling with a smooth wheeled roller 8-10 tonne capacity, finished to required level and grades complete as per technical clause 510 of MORT&H specifications. (HSR 17.33.1)

Providing and laying of premix sand seal coat premixed in continuous type HMP of appropriate capacity not less than 75 tonnes/ hours using specified fine aggregates and penetration grade bitumen @0.68 kg/sqm laid to specified levels, grade and cross fall complete as per technical clause 511 of MORT&H specifications.(HSR HSR 17.36.3)

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. (HSR 13.29.2) In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

Providing and fixing precoated galvanised iron 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 microns minimum to avoid scratches during transportation and should be supplied in single length up to 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 up to 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. (HSR 9.33)

Providing and fixing Hi, Rib profiled sheets 0.60mm TT (Total Thickness) (only± 0.2mm tolerance allowed) Hi Tensile galvalume/Zincalume steel sheet of the approved make having a hot dip metallic Zinc-Aluminium alloy (AZ-150) coating of minimum (150 gms/sqm) with 550 Mpa yield strength of approved blue colour (RAL-5012) the colour coating shall be as per IS 15965 of SMP or Super Durable Polyester Paint XRW fixed with hex head self-drilling screw sloping roof without curvature as per approved specification, drawing and design. (HSR 9.32.1)

Providing and Laying 80 mm thick ISi marked lntertocking Paver Blocks conforming to IS 15658:2006/IRC SP 63: 2004 of all shapes and colours in design mix cement M 40 over the bed of 30 mm thick fine sand complete in all respect. (HSR 17.69.2)

Providing and laying cement concrete in kerbs, steps and the like at or near ground level excluding the cost of centering, shuttering and finishing. 1:1½:3 (1 Cement: 1½ coarse sand(zone-111) : 3 graded stone aggregate 20 mm nominal size) (HSR 6.3.1)

Construction of Embankment with approved material obtained from borrow pits, including compensation of earth, with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300-2, as per technical clause 305 of MORT&H specifications. Note:- Compensation for earth w ill vary from place to place and will have to be assessed realistically as per particular ground situation. In case earth is available from Govt. land, compensation for earth will not be required. The position is required to be clearly stated in the cost estimate.(HSR 17.6)

Providing and laying of hot applied thermoplastic compound 2.5 mm thick including Reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes. Note:- 1. A sealing primer may be applied in advance on cement concrete pavement to ensure proper bonding. Any laitance and/or curing compound to be removed where paint is required to be applied on concrete surface. (HSR 34.26) Note:- In case of any difference in the unit & nomenelature of any of the HSR /DSR items of Civil & PH work depicted in this DNIT and that given in HSR/DSR, the unit and nomenclature given in HSR/ DSR shall be applicable.

Sh. Amit Sharma Contractor

CHAHAL CONSTRUCITON COMPANY

Ramehar Singh Govt. Contractor

M/S BHANDARI CONSTRUCTION