REPAIRS /MAINT OF CERTAIN ROADS INCLUDING ROAD FURNITURE AT OLD CANTT UPTO MS-5 UNDER GE GANGTOK

Amount

M & L for scarifying or picking gravelled,macadam or bituminous macadam surfaces in area not exc400 sqm and deep of exc 50 mm and n exc 100 mm for removing n exc 50 metres and stacking complete all as specified and as directed.

M&L Liquid seal coat, applying evenly binder ( VG-10) @ 9.8 kg per 10 sqm blinding with 6.3mm size stone chippings @ 0.09 cum per l0 sqm and rolled to a uniform smooth surface using 8-12 tonne power road roller complete all as specified and directed.

M&L premix bituminous,macadam laid/rolled and compacted to required gradient and camber (consolidated thickness 75mm or less) using paving bitumen (VG-30) as binder content complete all as specified and as directed.(Note:-(a) Preparation of surface and priming/tack coat shall be measured and paid separately. (b) Seal coat or wearing coat shall be measured and paid separately. (c) The unit rates are worked out on the basis of binder content of 4% by weight of total mix. Any addition or deduction in binder content used,financial effect shall be adjusted proportionately as per instruction given in SSR Part-II.Any addition or deduction shall be determined through BOO by GE).

Demolition cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for complete all as specified and as directed.

M&L for bituminous premixed carpet,4cm consolidated thickness,with 0.54 cu.m. of stone chippings mixed with 29.20 kg of binder (using paving bitumen VG-30),laid and rolled with 8 to 12 tonne power road roller and compacted to required camber and gradient complete all as specified and directed.

M & L for cement concrete 1:3:6, type C-2 (using 40mm graded stone aggregate) as in surface channels and drain complete all as specified and directed.

M & L 7.5cm thick (compacted thickness) WBM, with coarse aggregates of Granite,trap or Basalt of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread,rolled and consolidated to gradient and camber using 8 to 12 tonne power mechanical roller complete all as specified and directed.

M & L Repair to potholes any depth, not exc 1 sq m each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc. cutting around edges to at least 25 mm in depth, making good by applying tack coat @ 5 kg per 10 sq m, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 kg per 10 sq m, blinded with 0.09 cu m of stone chippings, 6.3 mm size and again well rammed rolled with 8 to 12 tonne power road roller(including supply of premixed macadam, binder and chippings) depth of potholes exc 30 mm complete all as specified and directed.

M & L for preparing 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 to remove all loose dirt etc. complete all as specified and as directed.

M&L for preparing bituminous surfaces of road and making 2.5mm thick centre lines,stop lines ,dashes,arrows etc. and the like n. exc 10cm wide on roads pavements with hot applied thermo plastic road marking paint of approved colour confirming to BS 3262-1989 with special applicator machine all as per manufacturers instruction complete all as specified and directed.

Supply and fixing cat eye solar reflective type of metal body alloy of size 100mm x 100mm x 20mm with PAMA striplens reflector of model No. DA 972.0 fixed with and incl MS stud of suitable size as per manufactures instructions .

S & F in repair eqal eye 60 cm round convex mirror (3mm thick) polycarbonate for road security traffic mirror with adjustable bracket fixed with painted 65 mm dia MS pipe of height 1.8m including below earth surface fixe4d by PCC (1:3:6) in foundation including excavating in post holes (or similar holes) each n.exc 0.5 Cum getting out and removing surplus soil to a distance n exc 50m and making good surfaces in soft/loose soil etc complete all a specified and as directed.

Supply and fixing metal tubular dealineator made out of ABS round body fitted with 2 Nos 65 mm dia highly reflective reflectors made out of PMMA and mounted on 45/50 mm dia mild steel pipe of 600 mm height duly powder coated and thermo plastic elastomer 3 bands of green, red and yellow reflector radium tape of 25 mm wide strips with anti theft steel net for reflector protection including embedding in PCC 1:2:4 (150x150x300mm) type B1 complete all as specified and directed.

M& L for 100mm cement concrete type B- 2,1:2:4 (20mm graded aggregate)laid in panels as in floor complete all as specified ans as directed.

M & L using applying evenly a priming/tack coat @ 5kg per 10sqm using paving bitumen VG-10 complete all as specified as directed.

BLANK

M&L Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using ex- tra cement, including forms, moulds, mitred/stopped ends etc. complete all as specified and as directed.(Note:- Add or deduct for each 25 mm girth or part thereof over or under 30cm shall be considered at the time of measurement in MB).

M&L preparing unsurfaced water bound macadam 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 @ 10kg per 10sqm using paving bitumen VG-10 complete all as specified and as directed.