REPAIRS AND MAINT TO CERTAIN ROADS, ROAD FURNITURES, KERB STONES AT ARTY CENTRE AND OTHER AOR OF AGE BR-I AND AT UNIT 613 UNDER GE GOLCONDA

M&L repair to potholes of any depth, not exc. 1 sqm each and 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 filling in screened & graded road metal, watering and well ramming (including supply of road metal) making good by applying tack coat @ 5 kg per 10 sqm, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 kg per 10 sqm, blinded with 0.09 cum of stone chippings, 6.3 mm size and again well rammed using power roller of capacity exceeding 8 tonne but not exceeding 12 tonne (including supply of premixed macadam, binder and chippings). depth of potholes n. exc. 30 mm complete all as specified and directed.

M&L scarifying or picking gravelled, macadam or bituminous macadam surfaces of exc. 50 mm but n.exc. 100 mm in area not exc. 400 sqm complete all as specified and directed.

M&L 7.5 cm thick (compacted thickness) WBM, with coarse aggregates of grading 2 (63 to 40 mm size) or of grading 3 (50 to 20 mm size), spread, rolled and consolidated to gradient and camber required and including preparation of unsurfaced WBM surface (to receive BM or SDAC as applicable) and including applying evenly a priming / tack coat with bituminious primer @ 10 Kg per 10 Sqm using paving bitumen VG-10 Grade complete all as specified and directed.

M&L consolidated thickness 75 mm or less, premixed bituminous macadam laid, spread using mechanical paver with 4% binder content by weight of total mix, using paving bitumen binder of grade VG-30 grade by weight of total mix, rolled and compacted to required gradient and camber using power roller of capacity exc. 8 tonne but not exc. 12 tonne complete all as specified and directed.

(ii) Binder content shall be maintained as per the Job Mix formula, Bitumen extraction test to be conducted at site each truck before laying mix, necessary testing equipment, liquid and technical team shall arrange by the contractor.

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

S&F road stud (cat eye) two way reflective of size 100 x 100 x 25 mm (min size) and max size according to manufacturer made with ABS material, scratch and abrasion resistant, micro plastic, temperature resistant body fixed on bituminous / concrete surfaces as per manufactures instructions and including taking down complete all as specified and directed.

M&L 80 mm thick M-40 grade factory made precast concrete interlocking paver block in grey cement with pigments of approved size and shape and conforming to IS 15658-2006, laid over and including 50 mm thick sand bedding layer laid to true line, level watered and mechanically compacted and dismantling complete all as specified and directed.

M&L chequered cement concrete tiles 30 cm x 30 cm x 25 mm thick with grey cement and pigment, machine pressed, set jointed and pointed in neat cement slurry in floors and including 20 mm thick screed bed in CM 1:6 and dismantling complete all as specified and directed.