REPAIR TO BITUMEN SURFACES OF CRACKS/JOINTS REPAIR FROM KERF FILLING (COLD BITUMINOUS SEALENT) IN TECH AREA AT AF STN PHALODI

Amount

M&L for repair to cracks of any type of width and depth in flexible surfaces by cleaning of the cracks with compressed air blower 50 to 90 PSI,coir, wire brushes to remove all loose dirt, dust or any foregin materials etc and apply Tar Plastic cold applied bituminous caulking compound filling the crack complete all as per manufacturer's instructions complete all as specified and directed. Note:- The tenderer shall take into consideration the following points while quoting his rate for the above item:- (i) A performance guarantee certificate for one year shall be submitted by the contractor to the GE on completion of the works as specified. (ii) Rate quoted shall be deemed to be inclusive of supply and fixing of masking tape to protect pavement surface from accindental spillage of tar plastic and removal & disposal of the same afterwards.

M&L for cleaning and Racking out of old joints of any length, 8 to 10 mm wide and 26 to 31 mm deep of existing sealant compound and back up rod of the existing joints by special tools like chisel, hammer, L type hook, 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 backup rod and pouring the sealant. Thereafter filled with closed cell, medium density, cross linked polyethylene foam backup rod of 10 to 12 mm dia fo complete length of the joint, over it to be filled with pitch free black polyurethane joint sealant meeting the requirements mentioned in BS-5212, BS 4254 and EN-1418752003 with minimum movement accommodation factor (MAF) of+/- 30% minimum depth of sealent above de bonding strip shall be 10-15mm and applying masking tap on edges of joint to prevent accidental spillage of sealent and removing the masking tape after sealent is applied complete all as specified and directed. Note :- No claim shall be made by contractor for above Sr Item No 1 to 2 for Site availability as per User's /site requirement and stoppage of work due to any aircraft coming and stoppage of work in a day. The rates shall be deemed to be included in the respective items.

Beenu Co. Company

M/S SOLANKI GENERAL SUPPLIERS

Aggarwal brothers and company