REPAIR MAINTENANCE OF SECURITY WALL FROM VARUNA AREA TO 66 KV KSEB SUBSTATION AT NPOL KOCHI UNDER AGE I RD KOCHI

Amount

Taking down cement or cement lime plaster on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water, etc complete all as specified and directed by Engineer-in-Charge

M&L for Rendering 15mm thick in CM 1:4 on surfaces other than fair face of brickwork or concrete surfaces, finished even and smooth without using extra cement, complete all as specified and directed.

M&L for preparing the new plastered surfaces and applying two coats of cement base paint over primer on walls all as specified and directed.

M&L for washing, rubbing down and stopping of old painted surfaces of walls, and applying one coat of cement base paint complete all as specified and directed.

M&L for complete removal of existing treatment and applying two coats of cement base paint on walls over one coat of primer including cornices, pilasters by booming down or steel wire brushing, scrapping down, smoke soot moulds, moss and efflorescent salts and greasy spots and complete all as specified and directed by Engineer-in-Charge

S & F 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 straining bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. including taking down old fencing complete all as directed (Note: Each line wire to be measured)

Providing and fixing concertina coil fencing with punched tape concertina coil 450mm dia 10m openable length (total length 90m), having 50 Nos rounds per 6 metre length, spring core wire (2.5 mm thick) of high tensile strength of 165 kg/sqmm with tape (0.52mm thick) and weight 43.478 gm/metre and fixing the same with existing Y-shaped angle iron placed 2 or 3m apart, stud tied with GI staples and GI clips to retain horizontal, including necessary boils including taking down old fencing all as specified and as directed.

Demolition of brick work or stone boulder masonry built in cement mortar complete all as specified and directed.

M&L Pre-cast cement concrete block masonry in grade 'C' solid blocks, exceeding 10cm in width, having minimum compressive strength of 50kg/sqcm as per IS 2185 (Part I) 2005 and setting in CM 1:6, complete all as specified and directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and directed.

S&F framed work such as grills gratings, etc., with ends of bars shouldered and/ or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed baluster; walk ways; railings; framed work or water tanks and similar work conforming to Fe 290 grade E-165 complete all as specified and directed.

M&L painting to new steel and iron surface exc 10 cm width or girth and applying two coats of synthetic enamel paint over one coat of primer including preparation of surfaces complete all as specified and directed.

M&L for preparation of old painted steel surfaces of any description, over 10 cm width or girth, not otherwise described and applying one coat of synthetic enamel paint on gates, fencing post etc. all as specified & directed by Engineer-in-charge.

Demolition of cement concrete (unreinforced) in ground floors and pavings not exceeding 15cm thickness (below or above ground level) complete all as specified and directed.

M&L 75mm thick cement concrete Type D-2 1:4:8 (40mm graded aggregate) as in floors and pavings complete all as specified and as directed

M&L Screed bed or bedding layer of mortar 20mm thick for laying floor finishes in CM 1:6 complete all as specified and directed.

M&L Chequered cement concrete tiles 20cm x 20 cm x 25 mm thick set joined and pointed in neat cement slurry in floors with white cement and pigment complete all as specified and directed.

ELAN ENGINEERS

WELTRONENGINEERINGSERVICES