REPAIR / MAINTENANCE TO ROAD AND ROAD MARKING PAINTS AT AF STN LAITKOR PEAK UNDER GE(I) (AF) SHILLONG.
Sl. No.
Item Description
1
Material and labour for Repair 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 25 mm in depth, making good by filling in screened & graded road metal, watering and well ramming (including supply of road metal) making good by applying tack coat with bituminous primer @ 5 kg/ 10 sqm putting in premix as specified for thin bituminous carpet (2 cm thick) well rammed and sealed with premixed sand seal coat (6.8 kg of binder with 0.06 cu m of sand), again well rammed (including supply of premix binder and sand) depth of potholes n exc 30 mm and using road roller 8 to 12 ton for sufficient rolling to consolidate/ compact the surface complete all as specified.
2
Material and labour for Repair 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 25 mm in depth, making good by filling in screened & graded road metal, watering and well ramming (including supply of road metal) making good by applying tack coat with bituminous primer @ 5 kg per 10 sq m, putting in premixed bituminous macadam, well rammed and sealed with binder 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) and using road roller 8 to 12 ton for sufficient rolling to consolidate/ compact the surface complete all as specified.
3
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 etc. and and applying evenly a priming/tack coat with paving bituminous primer at 05 kg per 10 sqm including bituminous premixed carpet, 4 cm consolidated thickness, with 0.54 cu.m. of stone chippings mixed with 29.20 kg of binder, rolled and compacted to required camber and gradien inclusive liquid seal coat, applying evenly paving bitumen @ 9.8 kg per 10 sqm blinding with 6.3 mm size stone chippings @ 0.09 cum per 10 sqm and rolled to a uniform smooth surface and using road roller 8 to 12 ton for sufficient rolling to consolidate/ compact the surface complete all as specified.
4
Material and labour for preparing bituminous surfaces of road and marking 2.0mm thick centre lines, stop lines, dashes, arrows etc. and the like 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.Make:Asian Apcomark/ STP/ Shalimar Paints Ltd/ Berger Paint Ltd/ Jenson & Nicholson Paints Ltd/
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