AR and MO Civil Works during 2026-27 at Tirupati Airport. SH. Joint filling of Apron, Isolation Bay and Taxiways at Tirupati Airport.

Providing and laying in position Polysulphide sealant of approved make conforming to BS- 5212- 990 or lS: 11433-1995. ln 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 direction of Engineer in- Charge & particular specifications [Note: For purpose of payment, quantity (Length x Width x Depth) of Polysulphide sealant only will be measured.]: Expansion Joints of size 25 mm wide and 10 mm deep

Providing and laying in position Polysulphide sealant of approved make conforming to BS-5212- 990 or lS: 11433-1995. ln 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 direction of Engineer in- Charge & particular specifications [Note: For purpose of payment, quantity (Length x Width x Depth) of Polysulphide sealant only will be measured.]: construction Joints/Dummy joints of size 10 mm wide and 10 mm deep .

Providing and laying in position bitumen hot sealing compound for expansion joints etc.using grade 'A' sealing compound

Removal of damaged polysulphide/hot sealing compound joints of CC roads,Aprons and hard standing areas having and preparing the surface for re-filling of joints with bitumen seiling compound including disposal of rubbish to the dumping ground,all complete as per direction enginering in-charge (For joints upto 25 mm width