SPECIAL REPAIR TO CERTAIN ROADS AT KV SCHOOL AHMEDABAD, YADUNATH LINES, GOLF VIEW QUARTERS, GKOI AND DEO UNDER AGE B/R-II OF GE AHMEDABAD

Amount

Scarifying or picking gravelled macadam or bituminous macadam surfaces in area not exceeding 400 sqm and depth exceeding 50 mm but not exceeding 100 mm) including removing rubbish to a distance not exceeding 50 metre complete all as specified and as directed.

Material and labour for 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 bags to remove all loose dirt and dust etc and applying evenly one priming/ tack coat with bituminous primer VG-10 at the rate of 5 kg per 10 sqm complete all as specified and directed.

Material and labour for preparing 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 and dust etc on unsurfaced water bound macadam surfaces and applying evenly one priming/ tack coat with paving bituminous primer (VG-30) grade at the rate of 10 Kg per 10 Sqm complete all as specified and as directed.

Material and labour for bituminous macadam laid/ rolled and compacted to required camber and gradient (consolidated thickness 75 mm or less) by using 8 to 10 tonne power road roller using Hot mix plant & Mechanical paver with 4% binder content (paving bitumen VG-30 grade) by weight of total mix, complete all as specified and as directed. Note : Soft stones such as lime stones, sand stones, slate stones will not be allowed to be incorporated in the work.

Material and labour for repair to potholes of any depth, not exceeding 1.00 Sqm each including sweeping free from dust and mud or water, scoring sunken surfaces in roads cutting around edges to at least 25 mm in depth, by applying tack coat with paving bituminous primer @ 5 kg per 10 sqm, putting in 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 pot holes not exceeding 30 mm complete all as specified and as directed.

Material and labour for bituminous premix semi dense asphaltic concrete 30 mm consolidated thickness with 5.5% (paving bitumen VG-30 Grade) binder content by weight of total mix, rolled and compacted to required camber and gredient complete using hot mix plant and mechanical paver and 8 to 10 Tonne power road roller complete all as specified and as directed.

Material and labour for preparation of new or previously untreated surface of road and painting 2 mm thick lines, dashes, arrows, letters etc on road pavements and the like not exceeding 10 cm wide with hot applied thermoplastic road marking paint of approved colour conforming to BS 3262-1989 with 20% glass beads (intermixed) spread and laid with special applicator machine complete all as specified and as directed.

Supply and fixing in repairs road studs (Cat Eye) of size 100 mm x 100 mm x 20 mm Model Number OS-780 fixed as per manufacturer's instructions complete all as specified and as directed Make : Cat Eye, Dark Eye, 3M, Oscar, Tata, BP and Road Star.

Supply and fixing in repairs Cat Eyes reflector of size 100 mm x 100 mm x 20 mm moulded in ABS PC allow with PMMA lens reflector complete and fixed with 3 meter pipe spike all as per manufacturer's instructions complete all as specified and as directed Note : Model No DA-972.0 of Dark Eye, Cat Eye, 3M, Oscar, Tata, BP and Road Star.

Supply and fixing in repairs of metal tubular delineator made out of 45 mm dia mild steel pipe of 600 mm total height duly powdered coated and 100 mm dia high quality and durable glass reflector made of top quality and durable glass reflector made of top quality weather resistance plastic material (thermo plastic polyester clastomer) 3 bands of green/ red/ yellow reflector of size 25 mm wide strips with metal jalli for reflector protection embeded in plain concrete cement 1:2:4 (150 mm x 150 mm x 300 mm) size type B1 (using 20 mm graded stone aggregate) complete all as specified and as directed.

Supply and fixing in repairs of solar road studs (Cat Eye) Aluminium alloy body of size 125 mm x 125 mm x 25 mm with shell Model No OS-810 of make OSCAR, Dark Eye, Cat Eye, 3M, Tata, BP and Road Star fixed with and stud of suitable size as per manufacturer's instructions.

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