PROVN OF PQC ROAD AT HISAR MIL STN

Amount

Excavation over areas not exc 1.5 m deep and getting out soft/loose soil complete all as specified by Engr in charge

Rolling and consolidating formation surfaces in cutting /filling with power road roller exc 8 to 12 tonne including filling depression which occur during the rolling all as specified and directed

Laying and compacting 150 mm thick (compacted thickness) Granular Sub Base Course (GSB) grading as per Grade I as specified Table 400-1 of MORTH specifications for Road and Bridge works, 2013, in a single layer over compacted subgrade with natural sand, crushed gravel, crushed stone, crushed slag or combination thereof as per the grading required The materials are mechanically mixed, spread and leveling on the subgrade by using motor grader of adequate capacity, and rolling with vibratory roller of capacity 80-1 00 KN static weight for achieving required compaction density of atleast 98% of the Maximum Dry Density. Consolidating to required gradient and camber complete all as specified and directed with finished surface tolerances as per Table 900-1 of MaRTH specifications for Road and Bridge works, 2013.

Material and labour for 150 mm thick WMM in two layers consisting of 75 mm thck (compacted thickness) each layer with coarse brocken stone of granite, trap or basalt of grading 2 (63 to 40 mm size) spread, rolled and consolidated to required gradient and camber with 8 to 12 tone power roller. Note:- The work shall be excuted independantly for each layer of 75 mm thick.

Providing and Laying Dry lean Concrete (DLC) 100 mm thick of aggregate gradation as per Table 1 of SP 49:2014 having 7 day average compressive strength not less than 7 MPa Minimum cement content not less than 140 Kg/Cum DLC mixed in Batching Plant, transported to site and laid by electronic sensor paver including spreading and compacting using high amplitude tamping bars of paver (initial compaction) further by double drum smooth wheeled vibratory rollers with 80-100 KN static weight to achieve minimum dry density not less than 98% of maximum Dry Density, necessary finishing etc complete all as specified and tolerances to be as per Table 900-1 of MORTH specifications for Road and Bridge work 2013 complete all as specified and directed

Removal of excavated soil to a distance exc 250m but n.exc 500m and depositing where directed.

M&L for Cement concrete work in pavement/hard-standing of flexural strength 40 kg/per square centimetre in field using 400 kg of cement per cubic metre, thickness of concrete 25 cm or less

Supply only polyester triangular synthetic fibres (non-circular) as secondary reinforcement in all type of concrete as per design mix

M&L for Formwork to edges of concrete flats, breaks in floors, openings in concrete walls, floors and roofs and sides of RCC/PCC bands in walls, horizontal or sloping, and similar work all exceeding 20cm wide.

M&L for Forming 25 mm width expansion joint in concrete slab for full depth of PQC. Early entry saw and subsequent cutting by using diamond bit cutter of appropriate size. straight and smooth edges. Join cleaned thoroughly with application of compressed air. Joint shall be made dry, vacuum cleaned and free of dirt, oil , vegetation and other debris. The join then filled with pre-molded 25 mm thick compressible polyethylene closed cell type filler board as specified thereafter application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the backup rod and pouring the sealant Placing of closed cell medium density, crossed linked polyethylene foam backup rod of 30 mm dia, over filler board and filled with polyurethane based sealant complying with BS-5212, BS 4254 and EN-141875-2003 with minimum movement accommodation factor (MAF) of+/- 30% having minimum 10 year performance guarantee applying masked tape on the edges of joints and removing the masking tape after filling of sealant as per the method specified by the manufacture complete as specified and directed.

M&L for Forming dummy/contraction joint with an initial saw cut of 3 mm soon after the concrete has set, upto a depth of 1/3rd to 1 /4th the thickness of the slab widening the first saw cut to 6 mm and 24 mm deep by using diamond bit cutter of appropriate size straight and smooth edges Joint cleaned thoroughly with application of compressed air. Joint shall be made dry, vacuum cleaned and free of dirt, oil vegetation and other debris. Application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the backup rod and pouring the sealant. Placing of closed cell, medium density, crossed linked polyethylene foam backup rod of 8 mm dia application of bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant complying with BS-5212 , BS 4254 and EN-141875-2003 with minimum movement accommodation factor (MAF) OF +/- 30% having minimum 10 year performance guarantee applying masked tape on the edges of joints and removing the masking tape after filling of sealant as per the method specified by the manufacturer complete as specified and directed

M/S Sulakh Brothers (BID ID -3472850)

DHARMA CONSTRUCTION (BID ID -3472745)