Short Term Maintenance Contract STMC of Existing Carriageway from Chausale to Pimpalgaon Baswant Road of NH 953 Km. 121.500 to 161.281 in Km121.500 to 136.500 Km 153.500 to 153.900 Km 155.780 to 156.200 and Km 160.500 to 161.281 2L PS 4L Total Len

Clearing and grubbing road land including up rooting rank vegetation ,grass, bushes, shrubs, saplings and trees girth upto 300mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned up to a lead of 1000m etres including removal and disposal of top organic soil not exceeding 150 mm in thickness.

Crack Sealing/Filling using epoxy mortar: Base and hardener of the high strength repair mortar . Epoxy putty shall be mixed using the slow speed heavy duty mixing machine to obtain a uniform mix. The mixed materials shall be placed all along the prepared "V" groove and finished smoothly using the putty blade/trowel within 30 minutes by using the divers. The finished surface shall be allowed for curing minimum of 24 hours to attain the strength. The item includes the cost of hire charges of all equipment, tools and plants and all labour charges etc., complete.

Stapling as per specifications and standards defined in IRC SP:83-2018

Cross- Stitching as per specifications and standards defined in IRC SP:83-2018

Providing and applying priming coat over new/old steel and other metal surfaces including preparing the surface by thoroughly cleaning oil, grease, dirt and other foreign matter and scoured with wire brushes, fine steel wool, scrappers and sand paper, scaffolding etc. complete.

Providing and applying two coats of synthetic enamel paint of approved colour to new /old structural steel work and wood work in buildings, including scaffolding if necessary, cleaning and preparing the surface (excluding primer coat) etc. complete.

Dismantling of cement concrete pavement by mechanical means using pneumatic tools, breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately etc. complete.

Removing lime or lean cement concrete including stacking the spoils as directed with all leads, lifts etc, complete.

Construction of dry lean cement concrete Sub-base over a prepared sub-grade with coarse and fine aggregate(natural sand/VSI grade finely washed crushed sand) conforming to IS: 383, the size of coarse aggregate not exceeding 25mm, , cement content not to be less than 150kg/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/Weigh batch mixer, transported to site with all leads and lifts, laid with a paver with electronic sensor/by suitable means as approved by Engineer-in-charge, compacting with vibratory roller, finishing, curing and including preparation of sub-grade surface if required etc. complete. with fully automatic micro processor based PLC with SCADA enabled reversible Drum Type mixer/concrete Batch mix plant(Pan mixer) etc. complete.

Providing and laying 125 micron Low Density Polyethylene(LDPE) sheet confirming to IS 3395 : 1997 below concrete pavement including all materials and labour complete.