8649 Repair to Drains Culverts Retaining walls MS Grill Fencing compound wall and connected works at Technical area NSTL, Visakhapatnam

Amount

Demolition of Block or stone/boulder masonry, built in cement mortar including all quions, arches, pillars etc but excluding ashlar facings dressed stone work and precast concrete articles.

Demolition of cement concrete etc in any description/any location not exceeding 15 cm thickness all as directed.

Brickwork with fly ash bricks, straight or curved on plan exc 6m mean radius, built in CM 1:6

M & L for walling of random rubble, uncoursed as built in cement mortar 1:6 with stone all as directed.

M & L for walling of random rubble, uncoursed as built in cement mortar 1:6 but except stone all as directed.

M&L Rendering in cm 1:4 15mm thick on fair faces of brick or concrete surfaces finished even and smooth without using extra cement all as specified and directed by Engineer-in-Charge.

Taking down cement or cement lime plaster on brick or stone walls etc incl raking out joints, hacking for key scrubbing down with water etc.

M&L rendering 15mm thick on stone masonry surfaces in CM 1:4 finishing the surfaces fair and even all as specified and as directed

M&L for preparation of new surfaces of walls over alkali resitant primer & applying two coats of cement base paint.

Raking out joints/ pointing to Keyed pointing to random or polygonal rubble, uncoursed or brought upto course all as directed.

M & L for Keyed pointing to random or polygonal rubble, uncoursed or brought upto course all as directed.

M&L Cement concrete type C2(1:3:6) (using 40mm graded aggregate) as in surface channels and drains

M & L providing cement concrete type B1 1:2:4 (20mm graded aggregate) in coping work, over chajjas , Compound walls and other similar works etc complete , with all necessary safety precautions complete all as directed and as specified.

Dismantling wrought iron or mild steel work of any description not otherwise provided for

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 balusters; walk ways; railings; framework of water tanks and similar workconforming to Fe.290.Gde-E-165

S&F Joist, channel, angle, or tee sections,fixed independently, without connecting plates, etc. (cut to ordinary lengths i.e. within20mm of the length indicated) Fe 410-W(Gde-E- 250) quality-A

M/L Preparing new steel surfaces and appling two coats of synthetic enamel paint over a coat of red oxide primer

S&F in repair 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. as directed (each line wire to be measured)

Providing and fixing in repair concertina coil fencing with punched tape concertina coil 600mm dia 10 metre openable length having 50 Nos rounds per 6 meter length(before stretching) on upto 3m height of wall with Y shaped angle iron brackets placed 2.4m to 3.00m apart, stud tied with GI staples and GI clips to retain horizontal, including necessary bolts or GI barbed wire tied to angle iron with reinforced barbed tape(R.B.T)/ spring core92.5mm thick) wie of high tensile strength of 165KG/sq.cm with tape(0.52mm thick) and weight 43.478gm/m complete all as specified and as directed

M&L Cement concrete in walls or retaining walls, any thickness, size or shape including pilasters, buttresses columns, pillars, boundary pillars and posts (including caps and bases) type C2(1:3:6) (using 40mm graded aggregate)

M/S SURENDRA ENGINEERING WORKS (BID ID -3498351)

M S G CONSTRUCTIONS (BID ID -3491472)

SDG CONSTRUCTIONS (BID ID -3492259)