Painting of Space Frame Truss in NITB at B. M. Airport, Ranchi.

Providing and applying polyurethane (PU) finish paint of approved shade and brand MS steel members. The item includes light surface preparation by removing dust, dirt and other loose foreign matter from the pre-paint surface and application of PU finish paint having minimum 63% volume solids in minimum one coats to achieve a minimum total dry film thickness (DFT) of 50 microns, including all labour, tools & plants, consumables, shuttering/scaffolding at all heights, complete in all respects as per the directions and satisfaction of the Engineer-in-Charge. Only the painted area shall be measured for payment. Nothing extra shall be payable on any account. Note: The applicator shall be an authorized applicator of the paint manufacturer / supplier duly approved by the Engineer-in-Charge.

Providing services for comprehensive inspection, tension checking, testing and re-tensioning of the existing tensile fabric canopy by a specialized agency using calibrated tension measuring instruments, hydraulic / mechanical tensioning equipment, lifting devices, scaffolding, tools, tackles, machinery, consumables and skilled manpower complete as required to restore the membrane to the recommended design tension. The scope shall include detailed inspection of the membrane, edge cables, ridge cables, perimeter cables, turnbuckles, clamps, connection plates, anchorages, fasteners and supporting structural members; adjustment and re-tensioning of the membrane and cable system wherever required; tightening of all fittings; correction of minor misalignment; and ensuring proper drainage profile of the tensile fabric. The specialized agency shall submit a Tension Inspection and Re-tensioning Certificate certifying that the tensile fabric canopy has been inspected, re-tensioned (wherever required) and is safe and fit for service in accordance with the manufacturer's recommendations and accepted engineering practice. The contractor shall provide a comprehensive warranty for a period of one (01) year from the date of completion. During the warranty period, if any sagging, slackness, loss of tension or any defect attributable to improper tensioning is observed, the contractor shall inspect and carry out re-tensioning / adjustment as many times as required, without any additional cost to the Airports Authority of India. Note: The plan area of the entire tensile fabric canopy shall be measured for the purpose of payment. Note: The plan area of the entire tensile fabric canopy shall be measured for the purpose of payment.