Goa University Tender

Cleaning of concrete surface on both side of the expansion joint to remove any dust, oil, grease including removal of laitance and cleaning the inside of the expansion joint with compressed air.

Repairing the edges of the joint (in case of weak concrete at the joint edge) and also configuring the joint width (in case of expansion joints with irregular width more than the width of the expansion joint waterproofing tape system) with appropriate epoxy repair mortar

Supplying and applying an epoxy based membrane adhesive base coat. Consumption: 0.5 kg/m (strip width 150 mm) Consumption: 0.7 kg/m (strip width 200 mm) Consumption: 1.0 kg/m (strip width 300 mm) Product requirements: mixed density: 1.75 kg/Ltr; bond strength 1.5 N/mm2.

Supplying and applying a flexible FPO based membrane. Product requirements: Chemical Base Modified Flexible Polyolefin (FPO) with advanced adhesion Fire Rating Euro class E (EN ISO 11925-2, classification to EN 13501-1) Service Temperature -30°C min. to +40°C max. in wet conditions -30°C min. to +60°C max. in dry conditions Mechanical / Physical Properties Tensile Strength 12 N/mm2 (EN 12311- 2) Tear Strength 40 N/mm (ISO 34-B) Elongation at Break 600 % (EN 12311- 2) Seam strength 300 N/5cm (2 mm) (EN 12316-2) 400 N/5cm (2 mm) (EN 12317-2) Behavior under hydrostatic pressure 6bar/72h No leakage (EN 1928-B) Resistance: Chemical Resistance. Thermal Resistance Thermal ageing: Passed (SIA V280, 1996) Bonding test: No cracks at -40°C (EN 495-5) Artificial weathering: 7500 h passed (SIA V280, 1996

Supplying and applying an epoxy based protective top coat for membrane. Consumption: 0.5 kg/m (strip width 150 mm) Consumption: 0.7 kg/m (strip width 200 mm) Consumption: 1.0 kg/m (strip width 300 mm) Product requirements: mixed density 1.75 kg/Ltr; bond strength 1.5 N/mm2.

Providing and fixing of expansion joint system related with wall joint (internal/ external) location as per the directions of Engineer-In-Charge. The joints shall be of extruded aluminium base members 150 mm width and 3 mm thick, self-aligning / cantering arrangement and support plates as per ASTM B221-02. The material shall be such that it provides an Expansion Joints System suitable for vertical wall to wall/ wall and floor area to corner application, both new and existing construction in office Buildings & complexes with no slipping down tendency amongst the components of the Joint System. The Joint System shall utilize lightweight aluminium profiles exhibiting minimal exposed aluminium surfaces mechanically snap locking the multi-cellular to facilitate movement. (Material shall confirm to ASTM 6063) i/c scaffolding, tools & plants etc complete as directed by engineer incharge.

Providing and fixing of anodised aluminium cover strip of 150mm width and 3mm thick for Horizontal expansion joint of approved make and manufactures for Slab to Slab (Internal and External) ceiling locations as per the directions of Engineer- In-Charge. The coverstrip shall be designed of width and thickness required tosatisfy movement and loading requirements and secured tobase members, including necessary aluminium clips, fastening accessories, cleaning agents, adhesive, etc. Stripcolour as approved by Engineer-in charge, including cleaningof concrete surface, inside of the expansionjoint, repairingthe edges of the joint wherever necessary, etc. to proper line,level, finish, colour, complete