D/o 443.44 hact. of land in Phase-V, Sector-34 and 35, Rohini.

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 14.9 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared.

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 earth with lead up-to 50 metres.

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. (a) With material conforming to Grade-III(size range 26.5 mm to 0.075 mm) having CBR Value-20.

Construction of dry lean cement concrete sub base over a prepared sub-grade with coarse and fine aggregate conforming to IS:383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per specifications, cement content not to be less than 150 Kg/cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, for all leads & lifts, laid with a mechanical paver, compacting with 8-10 tonne vibratory roller, finishing and curing etc. complete as per direction of Engineer-in-charge.

Providing and placing at site Separation Membrane of impermeable plastic sheeting 125 micron thick over dry lean concrete all complete as per direction of Engineer-in-charge.

Providing and laying design mix cement concrete of M-30 grade, in roads/ taxi tracks/ runways, using cement content as per design mix, using coarse sand and graded stone aggregate of 40 mm nominal size in appropriate proportions as per approved & specified design criteria, providing dowel bars with sleeve/ tie bars wherever required, laying at site, spreading and compacting mechanically by using needle and surface vibrators, levelling to required slope/ camber, finishing with required texture, including steel form work with sturdy M.S. channel sections, curing, making provision for contraction/ expansion, construction & longitudinal joints (10 mm wide x 50 mm deep) by groove cutting machine, providing and filling joints with approved joint filler and sealants, complete all as per direction of Engineer-in-charge (Item of joint fillers, sealants, dowel bars with sleeve/ tie bars to be paid separately).

Providing and filling in position rubberized bitumen hot sealing compound for sealing of expansion joints in roads / pavements all complete as per direction of the Engineer-in-Charge (a) Using grade 'A' sealing compound conforming to IS: 1834

Pre-casting and placing in position 150 mm dia RCC bollards 1000 mm high above ground level of required shape, including providing M.S. pipe sleeve 50 mm dia and 400 mm long in the bollard and M.S. pipe 40 mm dia and 600 mm long with 150×150×6 mm M.S. base plate welded at bottom, and embedded 300 mm into cement concrete 1:3:6 (1 Cement : 3 coarse sand (Zone-III) : 6 graded stone aggregate 20 mm nominal size), including necessary excavation of size 300×300×600 mm deep in bituminous/concrete pavement, the bollard shall be finished smooth and painted with two or more coats of synthetic enamel paint over a coat of primer in alternate black and yellow/white bands or provided with reflective tape, disposal of surplus earth, complete as per direction of Engineer-in-Charge.

Providing and making holes of required dia as per site in RCC drain wall using core cutting machine including finishing edges, disposal of malba complete as directed by Engineer-in-charge.

Taking out existing kerb stones of all types from footpath/ central verge, including removal of mortar etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge.