REPAIR/MAINTAINANCE OF VARIOUS RUNWAY JOINTS INCLUDING JOINT FILLING, SURFACE REPAIRS AND CONNECTED WORKS UNDER GE (AF) HASIMARA.

Amount

Note 1:- (Applicable for all parts/items) : The biidders/contractors are advised to read tender documents & all corrigendum/amendments and general condition of contracts before entry/quoting the rates. Note 2:- Attention to bidder is hereby invited to upload revised BOQ if published during their bid submission. Uploading of incorrect/ pre-revised BOQ shall be treated as non bonafide and rejected. Fixed credit has been given in technical documents which shall be taken into account during acceptance of bid/tender.

M&L for racking of joints/removing of old sealing compound dirt from 40mm depth x 25mm wide expansion joint and cleaning the joints properly for full depth of PQC and applying closed cell, medium density, cross linked polythylene foam backup rod of 25mm dia over filler board, priming top 12mm with approved primer and filling with polyurethane based sealant, applying masking tape on edges of joint to prevent accidental spillage of sealant and removing the masking tape after filling of sealant all as per the direction of the manufacturer, complete all as specified and directed. (Note: Repair shall be carried by authorised Applicator of the manufacturer)

M&L for racking of joints/removing of old sealing compound dirt from construction/Dummy joint (25mm deep x 10mm wide) cleaning of joints properly by mechanical means for full depth, filled with closed cell, medium density, cross linked polythylene foam back up rod of 12mm dia for complete width of the joint, priming top 10mm with specified primer and filling with polyurethane based sealant, applying masking tape on edges of joint to prevent accidental spillage of sealant and removing the masking tape after filling of sealant all as per the direction of the manufacturer, complete all as specified and as directed. (Note: Repair shall be carried by authorised Applicator of the manufacturer)

M&L for filling with 25mm thick premoulded compressible filler polythylene closed cell type board as specified

Dismantling carefully cracked rigid surface of Runway / Taxi Track / patches by using mechanical cutter like diamond cutter, (average depth 15 mm), sweeping, cleaning with compressed air blower, removal of all loose particles upto a distance exceeding 250m & n.exc 500m and filling with a mix of Epoxy Resin and Epoxy Hardner compound (2:1), mixed thoroughly with Quartz sand and Silica Powder (each 4 Kg/mix), (Total mix will be 1.5:4:4), including applying a coat of Epoxy Resin on the finished top surface complete all as per manufacturers instruction and as directed by the Engineer-in-Charge. Make :-(a) Epoxy Resin: Araldite Gy-257 of make Araldite or equivalent product of make M/s Fosroc Chemical (India) Ltd,M/S Chowksy Chemicals (Mumbai), M/s Pidilite India Ltd /STP Ltd (b) Epoxy Hardner : Aradur-140 of make Araldite or equivalent product of make M/s Fosroc Chemical (India) Ltd M/S Chowksy Chemicals (Mumbai), M/s Pidilite India Ltd/STP Ltd)

Dismantling carefully cracked rigid surface of Runway / Taxi Track / patches by using mechanical cutter like diamond cutter, (average depth 15 mm), sweeping, cleaning with compressed air blower, removal of all loose particles upto a distance exceeding 250m & n.exc 500m

M&L for Cement concrete work in pavement/hard-standing of flexural strength 40 kg/per square centimetre in field using 400 kg of cement per cubic metre,thickness of concrete 25 cm or more

Material and labour for preparation of old painted surface of concrate/flexible pavement like Runway, taxi track, link etc, by removing the greasy materials, dirt, dust etc and applying one coat of water based road marking paint grade-2 conforming to IS 164-1981, of tint white/yellow/golden yellow as approved, as in lines, dashes, arrows, letters etc over 10cm in width or girth complete all as specified and as directed by the Engineer-in-Charge. (Note:- Paint shall be applied on prepared surfaces of concrete in a manner, so that thick paint shall stand boldly and solidly on the surfaces without showing brush mark on surfaces applied for. Surfaces shall be finished by application of paint till desired result obtained.)

Material and labour for painting lines, dashes, arrows, letters etc on roads, pavements and the like not exceeding 10cm width or girth with one coat of water based road marking paint Grade-2, conforming to IS-164-1981 (tint white/yellow/golden yellow as approved) complete all as specified and as directed by the Engineer-in-Charge

M/S P K AGARWALA (BID ID -3122403)