Military Engineer Services Tender

Material and labour for raking out existing filling PU/Bitumen(Grade-B) material in expansion, construction and dummy joints of width exceeding 08mm but not exc 12mm and required depth as specified by special tools like concrete cutter, wire/coir brushes/machines and joint cleaned thoroughly with application of compressed air, making free from all the loose material i.e. dirt, dust, grease existing sealing compound, filler board (as required), including sticked material of existing compound racked upto full depth (up to 40mm) of joints etc to entire satisfaction of Engr-in-Charge and filling the joint with polyurethane joint sealant compound using mechanical means with depth of joint sealing compound 10- 12 mm (depth minimum above the backup rod) with minimum movement accommodation factor (MAF) ± 30% conforming to the requirements of BS-5212 and EN-141875-2003 for Hydrolysis/ water resistance test including two coats of primer and filling the balance racked depth of joint with backup material i.e closed cell polyethylene to ensure tight packing, so that no gaps or void exist at the top of backup material separated by bond breaker tape over suitable size HD 100filler board in position where required and applying masking tape on edge of joint to prevent accidental slippage of sealant on top surfaces to give a neat finish to the sealant and remove the masking tape after sealant is applied as required complete as per manufacturer's instructions complete all as specified and directed by Engr-in-Charge.

All as per Srl item No 1 above but joint of width exc 20mm and not exc 25mm.

All as per Srl item No 1 above but joint of width exc 25mm and not exc 30mm.