Widening of existing Badli-Bawana Road and Bawana-Auchandi Road under Sub Division NR-15, North Road Division, PWD, Delhi

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: All kinds of soil

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Centering and shuttering including strutting, propping etc. and removal of form for Foundations, footings, bases of columns, etc. for mass concrete

Providing and laying in position ready mixed plain cement concrete, with cement content as per approved design mix and manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for plain cement concrete work including laying at site and curing, excluding the cost of centering, shuttering and finishing, including cost of curing, admixtures in recommended proportions as per IS : 9103 to accelerate/ retard setting of concrete, improve workability without impairing strength and durability as per direction of the Engineer-in-charge.:All works upto plinth level : M-10 grade plain cement concrete (cement content considered @ 220 kg/cum) Note:- Cement content considered in this item is minimum @220 kg/cum. Nothing extra shall be payable on account of design mix specifiy more than @ 220 kg/cum

Disposal of malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Providing and laying PQC in position with ready mixed M-40 grade concrete for cement concrete work, using cement content as per approved design mix, manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for cement concrete work, including pumping of R.M.C. from transit mixer to site of laying over existing concrete surface as per drawing as per direction of Engineer-in-charge. This shall also include spreading compacting and finishing in a continuous operation with provision of contraction, expansion, construction joints, finishing to lines and grades as per drawing and Technical specifications section 602 of MORTH including steel form work with sturdy M.S. channel sections complete as directed by the Engineer-in-charge.(Using Ordinary Portland Cement considered as minimum @ 360 Kg/Cum of concreate ) excess/less will be paid /recovered separately). The scope of work in the item includes: a) All initial layout and setting out work using a Total station including identification of existing services. b) Supply of all labour, instruments and material such as Total station, other survey instruments, stings, bamboo, mortar, concrete etc. required in connection with the setting out works and establishment of benchmarks and other setting out burjis. c) Ready mix M-40 grade cement concrete transportation and placement of concrete to proper line, level, profile texture, camber and curing as per required gradient etc using T&P as required including steel form work with sturdy M.S. channel sections d) Compaction of concrete at site using pin/screed board/surface viberations& screed finishing the top surface true to line and level as per drawings, including belting and textureing by brooming all. e) Providing all necessary construction, expansion and /or contraction joints in the pavement 20 mm wide and 50 mm deep including filling joints with bitumen joint sealant after applying sealant primer and including 12 mm tie bars, 32mm dowel bars, sleeves as per drawing and design or as per direction of Engineer-in-charge. Cost of fillers of approved types in such joints. f) All traffic safety requirement as specified elsewhere in the tender documents including Barricading. g) All incidental labour, material equipments, and works required to execute the job. h) Any damage/loss to any property, structure, services, persons etc. shalll be made good by the contractor at his own cost. (i) Measurement shall be made for the finished volume of concrete (excluding lean concrete) on the basis of measurement of length, breadth & thickness of concrete.

Preparation and consolidation of sub grade with power road roller of 8 to 12 tonne capacity after excavating earth to an average of 22.5 cm depth, dressing to camber and consolidating with road roller including making good the undulations etc. and re-rolling the sub grade and disposal of surplus earthwith lead upto 50 metres.

Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm ) to wet mix macadam (WMM) specification including premixing the material with water at OMC in for all leads & lifts. Laying in uniform layers with mechanical paver finisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge.

Construction of granular sub-base by providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge. With material conforming to Grade-II (size range 53 mm to 0.075 mm ) having CBR Value-25

Providing and applying tack coat using bitumen emulsion conforming to IS: 8887, using emulsion pressure distributer including preparing the surface & cleaning with mechanical broom. With medium setting bitumen emulsion With medium setting bitumen emulsion On W.B.M / W.M.M. @ 0.4kg/sqm