Military Engineer Services Tender

Material & labour for construction joint repair/ replacement in old concrete pavement by Racking out of old existing sealant compound and back up rod of the existing joints by special tools like cutting blades/machines, widening of joints by 2 mm by using joint cutting blades of appropriate size straight and smooth edges. Joint cleaned thoroughly with application of compressed air. Joint shall be made dry, vacuum cleaned and free of dirt, oil vegetation and other debris . Application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before pouring the sealant Thereafter filled with closed cell medium density, cross linked polyethylene foam backup rod of 12 mm dia for complete length of the joint, over it to be filled with polyurethane joint sealant meeting the requirements mentioned in BS-5212, BS 4254 and EN-141875-2003 with minimum movement accommodation factor (MAF) of +/- 30%. Complete all as specified and directed.

Material and labour for expansion joint repair/ replacement in old concrete pavement by Racking out of old existing sealant compound, back up rod and filler board of the existing joints by special tools like racker/cutting blades/machines , widening of joints by 2 mm by using joint cutting blades of appropriate size, straight and smooth edges. Joint cleaned thoroughly with application of compressed air. Joint shall be made dry, vacuum cleaned and free of dirt, oil, vegetation and other debris Application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the filler board and pouring the sealant Thereafter filled with pre-molded 25 mm thick compressible polyethylene closed cell type filler board as specified , over it filled with closed cell medium density, cross linked polyethylene foam backup rod of 30 mm dia for complete length of the joint. Finally filled with polyurethane joint sealant meeting the requirements mentioned in BS-5212, BS 4254 and EN-141875-2003 with minimum movement accommodation factor MAF of +/- 30%.Complete all as specified and directed.

De-silting of drain at depth upto 1.50 metre by rough excavation for cleaning existing drain and getting out in muddy soil including cutting small bushes, small trees girth not exceeding 30 cm from sides of brick lined drain, including removing excavated materials exceeding 50 metre but not exceeding 250 metre and depositing where directed at a level not exceeding 1.5 metre above from the starting point, complete all as specified and directed.

De-silting of drain at depth from 1.50m to 3.00 m by rough excavation for cleaning existing drain and getting out in muddy soil including cutting small bushes, small trees girth not exceeding 30 cm from sides of brick lined drain, including removing excavated materials exceeding 50 metre but not exceeding 250 metre and depositing where directed at a level not exceeding 1.5 metre above from the starting point , complete all as specified and directed.

Surface derssing /Grass scraping not exceeding 15 cm deep and getting out in soft / loose soil along the runway shoulder including grass vegetation, shrubs and earth work from the edge of runway, taxiway, surrounding blast pans or similar work complete all as specified and directed. and removing the rubbish taken from the site and leaving out side of MoD land, complete all as specified and directed.

Providing and operating two Tractors (with driver) with Jungle Jim for removal of grass shrubs / vegetation, scraping / cutting or ploughing with harrow/ cultivator) on requirements basis (within 48 hrs of notice / demand) including two casual labours / day for removing the rubbish from site to out side MoD land complete all as specified and directed. Note: (I) Providing and operating two tractors with jungle Jims alongwith drivers including two labourers shall be measured as one unit i.e one Hour. (II). In case only one tractor (with driver with jungle jims and one labour is required and deployed, the payment under this item shall be reduced by 50% i.e half unit shall be considered against one hour working.

Providing and operating two Bush cutter (with operator) with Bush cutter Blade for grass shrubs / Vegetation scraping / cutting on requirement basis (within 48 Hrs of notice / demand) and Two casual labour / day for removing the rubbish from the outside MoD land, complete all as specified and directed.