REPAIRS TO RUNWAY, JOINT FILLING CRACKS, EPOXY AT AF STN YELAHANKA

Amount

M&L for cutting / chipping of pot holes of depth averaging 20 mm and cleaning surface with compressed air or other mechanical approved means to remove dust/loose particles etc and applying epoxy primer using nylon bristled brushes, filling the pot holes with epoxy mortar all as per manufacturers instruction in proper levelling and shape to flush with the existing slab complete all as specified and directed.

All as per serial item No. 1.00 above but depth of pot holes exc 20 mm but not exceeding 50 mm.

M&L for cutting / chipping the existing concrete slabs cracks to V section in existing rigid slabs/ bituminous asphaltic concrete up to depth of 50mm and 40 mm wide at top, cleaning out surface with compressed air or other mechanical approved means to remove dust/loose particles etc and applyiing epoxy primer to a depth averaging 50mm, well packed and compacted with approopriate tools with epoxy mortar all as per manufacturers instructions in proper levelling and shape to flush with existing slab complete all as specified and as directed.

M& L for preparing the joint by taking out the existing sealing compound or other compound by chiselling/machine cut from the joint, cleaning the joints thorologhly free from dust/bitumen/any other sealing compound, all foreign materials, etc, with compressed air or other mechanical approved means. Applying coal tar based primer using clean dry brush. After drying of primer, coal tar based joint sealing compound grade 'B' of IS-1834 heated up to 180 degree centigrade shall be poured into the joints upto slab surface etc all complete as per manufacturers instruction and as directed for joints of size 15-20 mm width x20mm depth (Make: Shalijit sealing compound by STP limited, Shalijet primer by STP Limited)

M&L for repair to damaged/broken edges of concrete slabs/pavment by cutting/chipping the sides of joints by machine cut to a regular shape and cleaning the surface with compressed air/ other mechanical means to remove all dust/ loose practicles etc and disposing to a distance exceeding 50 meters but not exceeding 250 meters and aplying epoxy primer using clean and dry brush, filling epoxy mortar all as per manufactures instructions in proper levelling and shape to flush with the existing slab and joints including necessary form work complete all as specified and as directed.

M& L for preparing the joints by taking out existing bituminous or any other joint filling compound by chiselling/ machine cut from the joints thorology free from dust/bitumen/any other sealing compound with compressed air or other mechanical approved means and applying primer using clean dry brush, filling in joints of size 10 mm to 15 mm wide and 10 mm deep with polyurethane based grey colour sealant supported on polypropelene backing sheet of thickness not exceeding 12mm to 15mm all as per manufacturers instruction and as directed by Engineer-in-charge (Sealant /primer make: Fosroc or equivalent as approved)

All as per serial item No 6.00 herein before but joints of size 8 mm wide and 8 mm deep with back up rod of10 mm dia.

All as per serial item No 6.00 herein before but joints of size 20-22 mm wide and 10 mm deep with back up rod of 20-25mm dia. Note for serial item no 1 to 8:- Wearing of fluorescent waist jackets is mandatory for all the working in the Airfield. The quoted rates shall be deemed to include the above provision.

NAVREET CONSTRUCTION

chowdeshwariconstructionco

GOVINDARAJU INTERIOR DECORATION