Repair to roads in domestic and tech area at AF Stn Thanjavur

Amount

SCHEDULE 'A'

M&L for preparing 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 to remove all loose dirt etc, complete all as specified and directed by Engineer-in-Charge.

M&L for preparing unsurfaced 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, complete all as specified and directed by Engineer-in-Charge.

M&L for applying evenly a tack coat with bituminous cationic emulsion (RS-1) conforming to IS - 8887/ IS-217/ASTM D 2397at 3.0Kg/ 10Sqm using mechanical sprayercomplete all as specified and as directed.

M&L for Bituminous premix semi dense asphaltic concrete 30 mm consolidated thickness, with 5.5% binder content using VG 30 grade bitumen by weight of total mix, rolled and compacted to required camber and gradient using mechanical paver complete all as specified. Note: In the event of excess quantity of binder content is necessitated due to mix design of asphaltic concrete, the same shall be provided by the contractor at no extra cost and no price adjustment shall be applicable in this regard.

M& L for Repair to pot holes any depth, not exc 1 sq m each including sweeping free from dust and mud, or water, scouring sunken surfaces in roads, paths, etc. cutting around edges to at least 25 mm in depth, making good by filling in screened & graded road metal, watering and well ramming (including supply of road metal) all as specified and as directed.

M& L for repair to pot holes any depth, not exceeding 1 square metre 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 with bituminous primer at 5 kg per 10 sq m, putting in premix as specified for thin bituminous carpet (2 cm thick) well rammed and sealed with premixed sand seal coat (6.8 kg of binder with 0.06 cum of sand), again well rammed (including supply of premix binder and sand) depth of potholes not exceeding 30 mm using paving bitumen VG 30 grade all as specified and as directed.

Material and labour for providing and applying 2 mm thick road marking strips (Retro-reflective) of specified shade / colour using hot thermoplastic material by fully automatic thermoplastic paint applicator machine fitted with profile shoe , Glass beads dispenser, propane tank heater and profile shoe heater , driven by experienced operator on road surface including cleaning the road surface of all dirt, seals, oil, grease and foreign materials etc., complete all as per manufacturer's instructions and as directed.

M& L for scarifying or picking gravelled, macadam or bituminous macadam surfaces in area N. exc 400 sqm and thickness exc 50mm and n. exc 100mm deep and removing all as specified.

M&L for 15cm thick (compacted thickness) WBM in two layers of 7.5cm each, with granite coarse aggregates of grading 2 (63 to 40mm size)or grading 3 (50 to 20mm size) spread, rolled and consolidated to gradient and camber required complete all as specified and directed by Engineer-in-Charge.

M&L for applying evenly using mechanical sprayer tack coat with bituminous cationic emulsion (SS-1) at 6.0Kg/ 10Sqm and allowing for 24 hour curing all as specified and as directed.

M&L for bituminous macadam with VG 30 grade paving bitumen any penetration laid/rolled and compacted to required gradient and camber (consolidated thickness not less than 65mm) using paving bitumen of any penetration with binder content of 4% by weight of total mix for profile correction, hump formation, etc complete all as specified and directed by Engineer-in-Charge.

Supply and fixing in repairs reflective road studs/cat eye (Two way) of size 100x100x25mm with shanks through polycarbonite lens shield body components light weight rivetted structure bedded on road surface using cutback bitumen emulsion complete all as specified and as directed

S &F in repair solar cat eye size 100 x 100 with bedded on road surface using Epoxy agent complete all as specified and as directed.

Demolition of cement concrete in ground floor and paving n. exc 15cm in thickness below or above GL complete all as specified and as directed.

M&L for cement concrete type B0 1:2:4 (12.5 mm graded aggregate ) in kerbs fixed and set in CM 1:4 complete all as specified and as directed.

Total of Schedule 'A'

BKR Enterprises

PRR CONSTRUCTION

S.RAMACHANDRAN

kcs builders

KSR AND COMPANY

Vishnu Infrastructures