Repair resurfacing to certain roads at OAF under GE 970 EWS

M&L repair to potholes, area not exceeding 1.0 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 and graded road metal, watering and well ramming and applying a tack coat with bituminous primer @ 5 Kg per 10 Sqm of paving bitumen of Grade VG-10, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 Kg per 10 Sqm using paving bitumen of grade VG-30, binded with 0.09 Cum of stone chippings 6.3mm size and again well rammed (including supply of premixed macadam, binder and chippings), depth of potholes exceeding 30mm, complete all as specified and as directed.

M&L 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 bag or mechanical air compressor to remove loose dirt etc, and applying evenly a priming/ tack coat an existing black top surfaces with bituminous primer @ 05 Kg per 10Sqm using paving bitumen of grade VG-10 of road surface by sprayer operated hot pressure mechanism and providing, laying, spreading bituminous premix asphaltic semi dense concrete (SDAC) 40mm thick (consolidated thickness) with 5.5% binder content of paving bitumen of grade VG-30 by weight of total mix, rolled and compacted to required camber and gradient using 10 to 12 tonne power roller and vibromax roller to a uniform smooth surfaces complete all as specified and directed. Notes :- (a) Bituminous premix semi dense asphaltic concrete shall be prepared in central computerised hot mix plant. (b) Design mix shall be got done by the contractor at his own expenses from NABL laboratory as decided by GE/AGE(I). (c) Contractor shall quote his rates by considereing binder contents @ 5.5% of total mix by weight, however in case of any variation in weight of binder contents on lower side as per actual mix design, the same shall be ajusted @ Rs. 80.00 Per Kg of bitumen.

M&L premixed bituminuous macadam using 4% binder content of paving bitumen of Grade VG-30 by weight of total mix (consolidated thickness 75mm or less), laying with mechanical paver and rolled and compacted to required camber and gradient using 10 to 12 tonne power roller, complete all as specified and directed. Notes :- (a) Premixed Bituminuous Macadam shall be laid using self propelled hydrostatic paver finisher and preparation of mix shall be using hot mix plant and transporting the mix in tipper. (b) The exact bitumen content required shall be determined follwing the Mix Design procedure contained in the Asphalt Institute Manual MS-2 (Sixth Edition) as referred in case 3.5.3 of IRC 111:2009. The adjustment in rate due to variation in quantity of bitumen if any shall be priced at the rate of Rs. 80.00 Per KG of bitumen.

M&L bituminous premix asphaltic semi dense concrete (SDAC) 30mm thick (consolidated thickness) with 5.5% binder content of paving bitumen of grade VG-30 by weight of total mix, rolled and compacted to required camber and gradient using 10 to 12 tonne power roller and laying with mechanical paver, complete all as specified and directed. Notes :- (a) Bituminous premix semi dense asphaltic concrete shall be prepared in central computerised hot mix plant. (b) Design mix shall be got done by the contractor at his own expenses from NABL laboratory as decided by GE. (c) Contractor shall quote his rates by considereing binder contents @ 5.5% of total mix by weight, however in case of any variation in weight of binder contents on lower side as per actual mix design, the same shall be ajusted @ Rs. 80.00 Per Kg of bitumen.

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

M&L 75 mm thick cement concrete type D-2, 1:4:8 (using 40mm graded crushed stone aggregate) as in sub base flooring complete all as specified and directed.

M&L sand filling under floor or sand cushioning for paver block including watering and consolidation complete all as specified and directed.

M&L precast concrete rubber moulded interlocking paver block of any shape and size coloured glossy finish, rubber moulding confirming to IS-15658-2006 of 60mm thick M-35 grade with white cement and pigment complete all as specified and directed.

M&L preparing bituminous surfaces of road and marking 2.5mm thick centre lines, stop lines, dashes, arrows etc. and the like not exceeding 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 manufacturer's instructions including traffic diversion arrangement complete all as specified and directed.

S&F in repairs cat eye solar reflective type of metal body alloy of size 100mm x 100mm x 20mm with PAMA striplens reflector or model No DA 972.0 fixed with and including MS stud of suitable size as per manufacturer's instructions complete all as per specified and directed.