REPAIRS TO EPOXY WORK, BITUMINOUS JOINT FILLING, PAINTING OF RUNWAY AND DISPERSAL AREA AT 20 WING AF STN UNDER GE (AF) BAGDOGRA

Amount

M&L for repair to concrete pavement broken edges, developed cracks as per site requirement by cutting out concrete with diamond saw cutter of concrete to square or rectangular shape with minimum 25mm wide & 20mm deep and cleaning off all loose or broken material to a distance exc 50m and n.exc 100m and cleaning the groove with broom and air compressor to get the groove free from dust grits etc and filling with epoxy resin mortar with quartz sand including form work wherever required after priming the surface as per manufacturer's instructions and as directed by Engr-in-Charge. Note: Where the thickness is more than 5cms, epoxy resin mortar shall be applied in two layers.

M&L for preparation of old/new concrete/bituminous painted surfaces and applying one coat of water based road marking paint of white/yellow or orange shades as approved exc 10cm width or girth with rewriting letters complete all as specified and directed.

All as per item No. 2.00 above, but 2nd coat. Note: Break between each coat should be exc 3 month's and not exc 4 months.

Cutting of grasses of shoulders/ wing areas of runway and taxi track area with mechanical grass cutter suitable for runway area with cutting upto 50 to 150mm height of grasses and removing grasses outside tech area complete all as specified and as directed.

M&L for racking out joints upto a depth of 25mm, saw cutting the vertical sides of joints for making edges of joints straight upto the possible extent by keeping maximum width of joint 10mm to 15mm, cleaning all loose particle/dust from the joints by using brushes, compressed air blowers etc, fixing masking tape along either type side of the joints, placing back up sheet 10mm to 12mm thick in position and filled with polyurethane based sealing compound (pitch free) having 3mm races from top of joint after applying suitable primer as per manufacturer's instruction and directed at site complete all as specified and directed.

All as per item No 5.00 above, but width of joint 16mm to 25mm.

All as per item No 5.00 above, but width of joint 26mm to 35mm.

M&L for one coat of synthetic enamel paint (any colour) over concrete surface of runway/taxi track not exc 10cm wide or girth including preparation of surface complete all as specified and directed.

M&L for one coat of synthetic enamel paint (any colour) over concrete surface of runway/taxi track exc 10cm wide or girth including preparation of surface complete all as specified and directed.

M&L for preparation of old decorated concrete/bituminous surfaces of Runway/taxi track of any description and applying one coat of white washing complete all as specified and directed.

M/s Prakash Traders

M/S SWAPAN KUNDU

BUILDERS ASSOCIATE

M/S P K ROY AND CO

M/S SUNNY ENTERPRISE

HALDER ENTERPRISERS

M/S MANAS MITRA