SPECIAL REPAIRS TO CONCERTINA COIL AT CERTAIN PORTION OF SECURITY WALL OF NAVAL BASE

Taking down and removing old rubbish galss coping and M&L for broken glass coping on top of walls in cement mortar 1:3 complete all as specified and as directed by Engineer-in-Charge.

Dismantling of post and struts (wood,steel or RCC) any section including taking out embedded portion and making good disturbed ground all as specified & directed.

M&L for hand rails, half round or other stock section or core for wooden hand-rail straight portion,Gates , Grating drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts;posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165 complete all as specifed and as directed by Engineer in Charge.

M& L for PCC 1:2:4, type B1 (using 20mm graded stone agg) as in coping, bed blocks, concrete for embedding the angle fencing posts and similar work complete all as specified & directed..

M&L for use & waste of formwork to sides of squar, rectangular or polygonal pillars, posts, struts, piers, columns and stanchions rough finished surfaces of conrete flat complete all as specified and directed.

M&L for preparation of new steel surfaces of any description, over 10cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer on steel surfaces complete all as specified.

M&L for preparation of old steel surfaces of any description, over 10cm width or girth and applying one coat of synthetic enamel paint on old steel surfaces complete all as specified.

S&F in repairs galvanised. 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails strain- ing bolts, including, securing ortying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. as directed (each line wire to be measured) as in repair Complete all as spd and directed by Engineer in Charge

S&F in repairs concertina coil , punched tape 2.60 mm dia high tensile spring steel wire, dia of coil 600mm, when stretched the length shall be 6.00m in one coil, (weight of coil shall not less than 1.30kg/m) and tied to barbed wire with and including provision of steel clips @ 5 clips spiral in one row complete without coating and taking down old concertina coil .all as directed by Engr-in-Charge.

Taking down cement plaster of any description on brick or stone walls etc. incl raking out joints, hacking for key, scrubbing down with water all as specified or as directed.

M&L for rendering 15mm thick on fair faces of Porbandar stone masonary surface in CM 1:4 complete all as specified and directed by Engr-in-Charge.

M&L for preparation of new plastered surfaces of walls and applying two coats of cement base paint over a coat of white primer complete all as specified and directed.

M&L for prepration of old decorated surfaces of walls incl scraping down smoke soot, moulds, moss & efflorescent salts & trading oil and greesing spots etc & applying two coats of cement base paint complete all as specified and directed by Engr-in-Charge.

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