CERTAIN REPAIR TO INTERNAL ROADS AND BERMS OF SE FALLS AREA UNDER GE SHILLONG

Amount

Scariying or picking gravelled, macadam or bituminous macadam surfaces depth not exceeding 50mm in area not exceeding 400 Sqm complete all as specified and directed.

Material and labour for 150 mm thick in two layer 75mm thick each (Compacted thickness) WBM, with coarse aggregates lime stone, sand stone or quarzite of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled with 8 to 12 tonne power roller and consolidated to gradient and camber required all as specified and directed.

Material and labour for preparation of un-surfaced WBM by brushing with wire brushes for removing caked mud etc sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc. and applying evenly a priming / tack coat with bituminous primer @ 10 kg per 10 sqm using with paving bitumen (VG 10 Grade) complete all as specified and directed.

Material and labour for providing premixed bituminous macadam laid/rolled and compacted to required gradient and camber using 8 to 10 tone capacity power roller (consolidated thickness 75mm or less) using paving bitumen (VG 30 Grade) @ 4% by weight of total mix complete all as specified and directed.

Material and labour for providing bituminous premixed carpet 40 mm consolidated thickness with 0.54 cum of stone chipping mixed with 29.20 Kg of binder (paving bitumen of grade VG-30) per 10 Sqm, mixed in automatic hot mix plant, rolled and compacted to required camber and gradient etc. complete all as specified and directed.

Material and labour for preparation of existing black top surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the cleaned surface with gunny bags or compressed air to remove all loose, dirt, etc.and applying evenly a priming / tack coat with bituminous primer @ 5 kg per 10 sqm using with paving bitumen (VG 10 Grade) complete all as specified and directed.

Material and labour for bituminous premixed semi-dense asphaltic concrete, 40mm consolidated thickness using 5.5% paving bitumen (VG 30 Grade) binder content any penetration by weight of total mix, mixed in central computerized hot mix plant and laid using mechanical self propelled paver and rolled and compacted with 8 to 12 tonne power roller to uniform surfaces with required camber and gradient complete all as specified and as directed. Note:- Semi dense asphaltic bituminous concrete shall be designed as per design mix. Contractor shall quote his unit rate considering the bitumen contents as 5.5 %. Any variation in binder content on minus side shall be adjusted at the rate of ₹67.00 per KG of binder. No adjustment in price shall be made if the variation is on plus side.

Material and labour for preparation of bituminus surfaces of road and marking 2.5 mm thick center lines or other lines, stop lines, dashes arrows etc. and the like not exceeding 10 cm wide on road pavements with hot applied thermo plastic road marking paint of approved colour conforming to BS 3262-1989 with glass grit @ 300 gms/Sqm over painted surfaces while the painting surfaces are hot with special application machine all as per manufacturers instruction complete all as specified and directed.

Supply and fixing of 600mm dia reinforced cement concrete pipes, class NP3, laid and jointed with collars complete all as specified and directed.

Demolition and breaking up drain pipes 600mm dia (Salt glazed ware, AC or Reinforced concrete) set in cement mortar complete all as specified and directed.

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5 m depth; for foundation etc. or for shafts, wells, cesspits, manholes, pier holes etc., not exceeding 10 Sqm on plan and not exceeding 1.5 m in depth and getting out in soft/loose soil complete all as specified and directed.

Material and labour for cement concrete 1:4:8 type D2 (using 40mm graded stone aggregates) as in foundation filling and mass concrete complete all as specified and directed.

Material and labour for precast cement concrete block masonry with solid blocks 1:2:4, Type B1 (using 20mm graded stone aggregates) exceeding 10cm in width and setting in cement mortar 1:6 including demolition of precast concrete block walling complete all as specified and directed.

Material and labour for rendering 15mm thick in Cement Mortar 1:4 on brick or concrete surfaces to be finished even and fair (without using extra cement) complete all as specified and directed.

Returning, filling in including spreading, leveling, watering & well ramming in layers not exceeding 25cm of soft/loose soil complete all as specified and directed.

Removing excavated material/soil not exceeding 50m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

Demolition of re-inforced cement concrete of any description and in any position not otherwise specifically provided for complete all as specified and directed.

Material and labour for precast RCC 1:2:4, Type B1 (using 20mm graded stone aggregates) as in cover slabs, shelves and similar articles set in cement mortar 1:6 including necessary form work complete all as specified and directed.

Material and labour for TMT bars 10mm dia and over, cut to length, bent to shape required including bending and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete all as specified and directed.

SWASTIKA TELESERVICES