REPAIRS/MAINTENANCE TO JOINT FILLING BY PU SEALANT AND GRADE B AND CEMENT CONCRETE PAVEMENT BY EPOXY AND ELASTOMERIC IN RUNWAY/TAXI TRACK AT AF STATION NALIYA

Amount

Material and labour for raking out existing old sealing compound (PU sealent manually without damaging the pavement) including with back rod from expansion joint 25 to 30 mm wide and 35 mm deep, preparing joint by cleaning with air compressor, priming the joint as per manufacturer's recommendation, placing closed cell polyurethane backup rod to control depth of sealant in the joints and sealing the joint with pitch free polyurethane grey sealing compound conforming to BS-5212 (Type FB) and applying masking tape on edge of joint to prevent accidental spillage of sealant on top of the surface and to give a neat finish to the sealant and removing the masking tape after sealant is applied, the sealant should have MAF + 25 complete all as specified and as directed. Make:- Choksey Chemical Pvt Ltd / M/s Pidilite Industries Ltd/ Sika India Pvt Ltd Note for serial item No 1 to 3 :- Utmost care shall be taken during raking out existing old sealent compound. Any minor/major increase in the width and depth of existing joint shall be repaired by contractor at his own cost. The contractor shall consider this aspect while quoting his rate.

All as per serial item No.1.00 here-in-before but construction joints 20 to 25 mm wide and 30 mm deep.

All as per serial item No.1.00 here-in-before but dummy joints 15 to 20 mm wide and 30 mm deep.

Material and labour for repairing pot holes / patches etc in existing cement concrete pavements by cutting out damaged portion around the pot holes with mechanical equipment into regular shape, 15 to 20 mm deep, removing the loose material to a distance exc 250 metre but n.exc 500 m and cleaning the cut out portion with compressed air to remove all foreign materials like dust, dirt, loose aggregates etc, priming the pot holes / patches with special primer recommended by manufacturer and filling with modified elastomeric concrete all as specified and directed. Make: Chokesy Chemical (Product Name "Flex O Patch") or equivalent .

All as per serial item No 4.00 here-in-before but depth of pot holes / patches exceeding 20 mm deep but not exceeding 30 mm deep.

Material and labour for repairing pot holes / patches etc in existing cement concrete pavements by cutting out damaged portion around the pot holes with mechanical equipment into regular shape, 15 to 20 mm deep, removing the loose material to a distance exc 500 metre but n.exc 1000 m and cleaning the cut out portion with compressed air to remove all foreign materials like dust, dirt, loose aggregates etc, priming the pot holes / patches with epoxy primer and filling with heigh strength epoxy concrete complete all as specified and directed.

GPR Construction Co. (BID ID -3051773)