Joint repair in PQC pavement of runway, taxiway and Apron at Birsi Airport, Gondia.

Amount

Removing/ dismantling the existing joint filling sealant in the expansion/construction/dummy joints and preparaing the surface for joint filling including disposal of rubbish to the dumping ground with all leads and lifts all as per the directions of EIC.

Providing and laying in position Polysulphide sealant of approved make conforming to BS-5212-1990 or IS: 11433-1995 in expansion/ construction / dummy joints including rounding off edges, applying 2 coats of approved primer compatible with the brand of Polysulphide and preparing the surface and applying masking tape along the edge of joint to prevent accidental spillage of sealant on top surface and to give neat finish to the sealant and removing the masking tape after application of sealant etc. complete as per the direction of Engineer-In-Charge & particular specifications. i) Expansion joints of size 20 mm wide and 10 mm deep over 25mm dia. Closed-cell Polyethylene foam back-up rod, as per manufacturers specifications. [Note: For purpose of payment, quantity (Length x Width x Depth) of polysulphide sealant only will pe measured.]

Providing and laying in position Polysulphide sealant of approved make conforming to BS-5212-1990 or IS: 11433-1995 in expansion/ construction / dummy joints including rounding off edges, applying 2 coats of approved primer compatible with the brand of Polysulphide and preparing the surface and applying masking tape along the edge of joint to prevent accidental spillage of sealant on top surface and to give neat finish to the sealant and removing the masking tape after application of sealant etc. complete as per the direction of Engineer-In-Charge & particular specifications. i) Construction joints of size 10 mm wide and 10 mm deep over 12 mm dia Closed-cell Polyethylene foam back-up rod, as per manufacturers specifications and sketch at Appendix A. ii) Dummy joints of size 10 mm wide and 10 mm deep over 12 mm dia. Closed-cell Polyethylene foam back-up rod, as per manufacturers specifications. [Note: For purpose of payment, quantity (Length x Width x Depth) of polysulphide sealant only will pe measured.]

Mechanically cutting construction joints 10mm wide x 25mm deep as per specifications and the directions of E.I.C.

Khalatkar Construction Infra Private Limited (BID ID -762305)

Umiya Construction (BID ID -762096)