REPAIR TO RIGID AND FLEXIBLE PAVEMENT/SURFACE OF RUNWAY AND PAINTING TO RUNWAY AND DISPERSAL AREA AT PASIGHAT STN UNDER GE (AF) CHABUA

Amount

M&L for raking of joint/removing old any sealing compound, dirt from EXPANSION JOINTS 20mm wide and 30mm deep, cleaning the joint sides properly by mechanical means with diamond cutter, filling the joints with closed cell, medium density, cross linked polyethene foam backup rod of 20mm dia and applying bond breaker tape on top of backup rod for complete width of the joints, priming top with specified primer suitable for polysulfide sealing compound and filling polysulfide based sealant, 10 mm thick including using masking tape on edges of joints to avoid accidental spillage of sealant on top of surface of pavements complete all as specified and directed.

M&L for raking of joints/removing old any sealing compound, dirt ,up to a average depth of 25 mm from DUMMY/CONSTRUCTION JOINTS of a average width 12 mm , cleaning the joint sides properly by mechanical means with diamond cutter, filling the joints with closed cell, medium density, cross linked polyethene foam backup rod of 12 mm dia and applying bond breaker tape on top of backup rod for complete width of the joints, priming top with specified primer suitable for polysulfide sealing compound and filling polysulfide based sealant, 13 mm thick including using masking tape on edges of joints to avoid accidental spillage of sealant on top of surface of pavements complete all as specified and directed.

M&L for making good cracks/repair in Concrete slabs (exposed rigid pavement ) by cutting 30mm to 40mm deep and cutting spilled joint, sides perpendicular and parallel to edges by mechanical tools like diamond cutter, cleaning with compressed air under pressure and filling with Elastomeric concrete after application of specified primer all as per manufactures instruction and specifications complete and removal of rubbish to a distance exc 250 m and nexc 500 m and depositing complete all as specified and as directed by the Engr-in-Charge.

M & L for preparation of old painted surface of concrete/flexible pavement and applying one coat of road marking paint /water based grade-2 conforming to IS 164-1981 (white, Yellow, Black and Orange, etc) to runway, Dispersal and loops/links etc complete all as specified and as directed. (The work may be ordered six times during currency of the contract) (Each coat will be measured and paid separately if directed in the writing for additional coat)

M&L for cleaning of monsoon drain 1.5 m in depth(avg) as ordered including taking out accumulated silts, sand, muds etc from bottom of drain removal of all types of organic materials silts, sand, muds etc from bottom of drain etc to a distance exc 250 mtr complete all as specified and as directed.

M&L for cleaning of monsoon drain 1.5 m in depth(avg) as ordered, scrapping of grass from sides of drain as required and removal to a distance exc 250 mtr complete all as specified and as directed.

M&L for scraping of grass/wild growth, etc around the runway lights DTGM/link boards, etc including removing of rubbish from the site to a distance not exc 50 mtr and deposited where directed at a level n.exc 1.5mtr above the starting point complete all as specified and as directed.

M&L for repair to cracks on flexible pavement of runway, PTT and links of runway cracks to be cut to 20mm to 25mm width and up to 30mm depth using diamond cutter and filled with using ready mix pothole repairing bituminous concrete product and compacted, tempers to finish with the existing surface complete all as specified and directed.

M&L for applying and making good cracks/repair to rough surface of Flexible pavement using with Cold emulsion Cationic bitumen conforming to IS:8887:2004 grade rapid setting on Flexible Pavement , these materials are handle and laid by hand, using @ 1.00 kg/sqm approved quality with using water and finish with existing surface, including preparation of 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 by Engr-in-Charge.

M/S MAHATO ENTERPRISE