82408 SPECIAL REPAIRS TO ROAD AT PTC KALPAKKAM UNDER AGE I NAVY CHENNAI

Amount

Repairs to potholes any depth, not exceeding 1 sqm each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths etc., cutting arounf edges to atleast 25 mm in depth and making good by applying tack coat @ 5kg per 10 Sqm, puting in premixed bituminous macadam, well rammed and sealed with binder 9.8 kg per 10 Sqm, binded with 0.09 Cum of stone chipping, 6.3 mm size and again well rammed ( including supply of premixed macadam, binder and chippings ), depth of potholes exceeding 30 mm, and suitably rolled, complete all as specified and directed.

Scarifying or picking gravelled macadam or bituminous macadam surfaces exceeding 50 mm deep and not exceeding 100 mm deep, area not exceeding 400 sqm, complete all as specified and directed.

Material and labour for preparing unsurfaced water bound macadam 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.,and applying evenly a priming/ tack coat with paving bitumen VG 30 @ 10 Kg/ 10 Sqm all as specified and as directed.

Material and labour for premix bituminous macadam with 4 % binder content of paving bitumen by weight of total mix using VG-30 grade bitumen, rolled and compacted to required camber and gradient using power roller 8 to 12 tonne capacity, consolidated thickness of 75 mm or less, complete all as specified and directed.

Material and labour for 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., and applying evenly a priming / tack coat with paving bitumen VG 30 @ 5 Kg/10 Sqm, complete all as specified and directed.

Material and labour for Bituminous premix semi dense asphaltic concrete (SDAC), 30 mm consolidated thickness with 5.5 % binder content of paving bitumen by weight of total mix using VG-30 grade bitumen, rolled and compacted to required camber and gradient complete using mechanical paver and rolled using power roller 8 to 12 tonne capacity complete all as specified and directed. Note : The contractor's quoted rates shall also be deemed to include the following element: (i) In case of variation in the binder content as per approved design mix in comparison with the binder content as specified above, the variation in qty of binder content on lesser side shall be adjusted through supply only rate of Bitumen VG-30.

Moorum/red bajri filling in pavings, laid in layers n exc. 15 cm thick, spread, levelled and rammed including watering, complete all as specified and directed.

Material and labour for Painting lines, dashes, arrows, letters, etc. on roads pavements and the like n exc 10cm wide with road marking paint, white or golden yellow , complete all as specified and directed.

S Dilli

Shirdi Sai Baba Enterprises

kvs constructions