SPL REPAIR TO ROAD AT POWARI UNDER GE 863 EWS

Repairs 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 30 mm in depth, making good by filling screened and graded road metal and applying tack coat @ 5 kg per 10 sq m (VG 10), putting in premixed bituminous macadam,with @ 4% binder content by weight of total mix well rammed and sealed with binder VG 30) 9.8 kg per 10 sq m, blinded with 0.09 cu m of stone chippings, 6.3 mm size and again well rammed (including supply of premixed macadam, binder and chippings). depth of potholes exc 30 mm complete all as specified and directed.

Scarifying or picking gravelled,macadam or bituminous macadam surfaces in area exc 400 sqm and exc 50 mm and n exc 100 mm deep complete all as specified and directed.

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 directed.

M&L applying evenly priming / tack coat with paving Bitumen VG-10 grade over the prepared black top surface by mechanical sprayer @ 5 kgs/10 Sqm of surface area complete all as specified and directed.

M&L premix bituminous macadam laid, rolled and compacted to required gradient and camber consolidated thickness not exceeding 75 mm with 4% binder of paving Bitumen VG-30 grade, content by weight of total mix, mixed in hot mix plant and laid by mechanical paver finisher complete all as specified and directed.

M&L for applying bituminous premixed semi dense asphaltic concrete 40 mm thick (consolidated thickness) with 5.50% binder of paving Bitumen VG-30 grade, content by weight of total mix including cement filler, on surfaces, rolled compacted with using 8 to 10 tonne capacity power roller to achieve the required compactness, camber and gradient mixed in hot mix plant using design mix and laid by mechnaical paver finisher complete all as specified and directed. NOTE:-(i) The actual binder content used shall be as per optimised content based on approved job mix formula irrespective of what ever indicated in Sch 'A'. (ii) Price adjustment shall be done on MINUS side only @ Rs. 55,000/- per MT (without considering the permissible tolerance on minus side) with reference to binder content indicated in Sch 'A'. (iii) No Price adjustment for Bitumen shall be done for variation on plus side. (iv) Please note that SDAC to be laid immediately after laying of BM. In case the SDAC could not be laid within 48 hours of laying of BM, primer coat @ 3Kg / 10Sqm to applied over freshly prepared bituminous surface and nothing extra shall be paid by the Govt. on this account. No claim what so ever shall be entertained by Govt on this account.

M & L for preparing bituminous surfaces of road and marking 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.

Please Enable Macros to View BoQ information