RESURFACING OF ROAD FOR VARIOUS LOCATIONS AT AWANTIPUR GRN UNDER GE 861 EWS

Amount

Scarifying or picking graveled, macadam or bituminous macadam surfaces in area not exceeding 400 Sqm and thickness exceeding 50mm but not exceeding 100mm deep and removing thereof as accounted under credit, complete all as specified and directed by Engineer-in-Charge.

M&L for 7.5cm thick (compacted thickness) WBM with coarse aggregates (granite, trap or basalt) of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and consolidated to required gradient and camber, complete all as specified and directed.

All as per Ser Item No 2.00 here-in-above, but except material.

M&L for preparing 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 with bituminous primer @ 10 Kg / 10 Sqm of paving bitumen VG-10, complete all as specified and directed by Engineer-in-Charge.

M&L for premixed bituminous macadam (consolidated thickness 75mm or less), with Bituminous VG-30 grade contents @ 4% by weight of total mix, mixed in hot mix plant and laid by using self propelled mechanical paver, rolled and compacted to required camber & gradient with using 10 to 12 tonne power roller/ tandem vibrating roller to achieve uniform smooth surface etc, complete all as specified and directed. Notes : (i) Bituminous macadam shall be prepared in central computerized hot mix plant. (ii) Design mix shall be got done by the contractor at his own expenses from laboratory as decided by GE. (iii) Contractor shall quote his rates by considering binder contents @4% of total mix by weight, however in case of any variation on lower side in weight of binder contents as per actual mix design, the same shall be adjusted @ Rs. 60/Kg of bitumen.

M&L for to potholes not exc 1.00 Sqm each including sweeping free from dust and mud or water, scoring sunken surfaces in roads, paths etc. cutting around edges to at least 25mm in depth, making good by filling in screened & grade road metal (including supply of road metal), complete all as specified and directed by Engineer-in-Charge.

Preparing black top surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the cleaned surfaces 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 priming / tack coat with bituminous primer @ 05 Kg / 10 Sqm of paving bitumen VG-10, complete all as specified and directed by Engineer-in-Charge.

M&L for bituminous premix asphaltic semi dense concrete (SDAC) 40mm thick (consolidated thickness) with 5.5% binder content by weight of total mix by using mechanical paver and rolled and compacted to required camber and gradient with using 10 to 12 tonne power roller and laying with mechanical paver, complete all as specified and directed by Engineer-in-Charge. Notes : (i) Design mix shall be got done by the contractor at his own expenses from laboratory as decided by GE. (ii) Contractor shall quote his rates by considering binder contents @5.5% of total mix by weight, however in case of any variation on lower side in weight of binder contents as per actual mix design, the same shall be adjusted @ Rs. 60/Kg of bitumen.

M&L for preparing bituminous surfaces of road and marking 2.5mm thick centre lines, stop lines, dashes, arrows etc. and the line not exceeding 10cm in width with applied hot thermoplastic road marking paint of approved colour (white or golden yellow), confirming to BS-3262-1989 with special applicator machine, complete all as per manufacturer's instructions and directed by Engineer-in-Charge.

MEGA CONSTRUCTIONS