Provision of Jet blast barrier at Imphal Airport(2nd call)

Amount

Providing and fixing of Stainless steel (Grade 304) Jet blast barrier fabricated from tubes/channels plates etc., including welding, grinding, buffing, polishing and making curvature and fixing the same with Stainless Steel nuts and bolts complete including fixing the jet blast barrier with necessary dash fasteners. Minimum Pipe thickness 2.5 and 3mm thick jet blast barrier. (designed for Jet blast of Aeroplane as per Requirement of EIC)

Providingand Fixing Spring Washerand Stainless Steel done nuts to foundation bolts

Providing and Fixing HIT-RE500V3 with HIT-V Threaded Rod.The product should be approved by ETA, ICC, CSTB, COLA, BZS with Shock approval, Seismic (C1 & C2) approval, Fatigue and Fire Approvals in anchors to use in cracked/un-cracked concrete, tested for service temperature of -40 deg C to +80 deg C. Anchoring with HIT-V with RE500V3 to be designed as per ETAG guidelines of post installation of anchors and TR 029. Drilling hole with double flute type drill bits/hollow drill bits to the required depth by rotary hammer drill, cleaning with brush and jet of clean air, filling resin and hardener using serrated nozzle to eliminate mixing error with standard HDE A22 battery dispenser along with piston plug. The installation and the setting instructions should be strictly followed as per the manufacturer’s recommendations. The adequate embedment depth & number of anchors to be calculated as per PROFIS Anchor Software & the report to be submitted to the project manager, design engineer for approval. Scanning before drilling to be done with Hilti Scanner to avoid hitting existing rebars. For zones with high seismicity , seismic designs, pressure of jet blast are mandatory. For shear loads , base plate designed by SOFA , filling sets are mandatory .With Anchor rod HAS-E-R M20x250/48 with Hilti HVU adhesive capsule

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:3:6 (1 Cement : 3 coarse sand (zone-III) : 6 graded stone aggregate 20 mm nominal size)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:1½:3 (1 Cement: 1½ coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size)

M/s.IG Construction