8519 REPAIRS TO PLINTH PROTECTION, BUILDING DRAINAGE, RAIN WATER PIPES, PARAPET WALLS AND MISC WORKS IN AT NSTL TECHNICAL AREA UNDER AGE (I) RnD NSTL, VISAKHAPATNAM

Amount

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

M&L cement concrete type C2, 1:3:6 (40mm graded aggregate) 75 mm thick as in plinth protection

Demolition of brick work or stone masonry built in cement mortar including all quoins, arches, pillars, etc complete all as directed.

M&L for brick work with fly ash bricks straight or curved on plan exc. 6m mean radius using modular bricks built in cement mortar (1:6) all as specified.

M&L rendering 10 mm thick on concrete surfaces or fair face of brick work or PCC block masonry in CM 1:4 finishing the surfaces fair and even

M&L for preparing new plastered surfaces of wall and applying three coats of white wash.

S&F in repair pre painted galvalume aluminium zink coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws and washers as specified.

S&F in repair pre painted galvalume aluminium zink coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws and washers as specified.

S&F rotational moulded polyethylene water storage tanks, double layered of capacity 500 ltrs (cylindrical vertical with closed top) hoisted and fixed in position complete including necessary GI tank nipples, taking down existing unserviceable tank all as specified and as directed by Engineer-in-charge.

S&F rotational moulded polyethylene water storage tanks, double layered of capacity 1000 ltrs (cylindrical vertical with closed top) hoisted and fixed in position complete including necessary GI tank nipples, taking down existing unserviceable tank all as specified and as directed by Engineer-in-charge.

S&F closing lid for PVC water storage tank of capacity exc. 250 Ltr but n.exc. 500 Ltr complete with hinges for securing to tank including taking down old unserviceable lid all as directed.

S&F closing lid for PVC water storage tank of capacity exc. 500 Ltr but n.exc. 2000 Ltr complete with hinges for securing to tank including taking down old unserviceable lid all as directed.

S&F Cast iron floor trap, with grating including jointing to waste pipe fixed in cement concrete type B-1 (1:2:4) with dia of outlet 100mm complete all as specified.

Grating doom 100mm dia of PTMT (min wt 25 gms) fixed in cement mortor

S&F PVC (SWR) pipe 110mm bore, single socketed in any length with rubber ring joints fixed to walls complete all as directed.

S&F PVC (SWR) reducers 110 mm bore complete all as directed.

Demolition of breaking up drain pipes( AC or reinforced concrete )set in cement mortar for 100mm internal dia of pipes.

S&F PVC (SWR) vent cowl 110mm dia.

S&F PVC (SWR) branch pipe, double (double Y) equal or equal with access door of 110mm bore

S&F PVC (SWR) bends any radius provided with access door 110mm bore.

S&F PVC (SWR) junction single, (Single T) equal or unequal of 110mm

S&F in repairs Ball valves 15mm bore dia, high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed [Minimum weight: 142gms] all as specified.

S&F in repairs Ball valves 20mm bore dia, high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed [Minimum weight: 210gms] all as specified.

S&F in repairs Ball valves 25mm bore dia, high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed [Minimum weight: 455gms] all as specified.

S&F in repairs Ball valves 40mm bore dia, high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed [Minimum weight: 690gms] all as specified.

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 5mm thick with WPC over 10 mm thick on concrete surfaces or fair face of brick work or PCC block masonry in CM 1:4 finishing the surfaces fair and even

M&L for preparation of new plastered surfaces of walls and applying two coats of weather proof exterior emulsion over a coat of exterior primer complete all as specified. [Make of Exterior emulsion: 'Weather Shield Powerflexx' of M/s ICI Dulux/ 'Apex Ultima' of M/s Asian Paints/ 'WeatherCoat Long Life' of M/s Berger Paints]

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

Providing and applying plaster of paris putty of 2 mm thickness over plastered surface to prepare the surface even and smooth.

M&L for preparation of old decorated surfaces of walls and cornices by brooming down or steel wire brushing; scrapping down smoke soot, moulds, moss and efflorescent salts and trading oil and greasy spots etc. and applying one coat of white wash complete all as specified and as directed.

M&L for preparation of old decorated surfaces of ceilings by brooming down or steel wire brushing; scrapping down smoke soot, moulds, moss and efflorescent salts and trading oil and greasy spots etc. and applying one coat of white wash complete all as specified and as directed.

M&L for attending to petty repair job to plumbing/ internal water supply works such as repair to leaking bib taps/ pillar taps/ mixers/ stop cocks/ angle valves/ float valves/ concealed stop cock etc. by tightening and providing washer, disc, spindle or any other minor accessories, repair to float valves, flushing cistern by minor adjustments, leaking water supply lines by tightening the GI fittings or refixing water supply or sanitary fixtures using thread/ Teflon tapes with and including small GI fittings such as GI elbow, socket, union as required at site to make the system functional complete as specified and directed by Engineer In Charge. [Note : (i) Each repair job shall be measured as one job. (ii) Job involving replacement of taps/ valves shall not be measured under this item].

S&F in repairs PVC valve less, syphonic action type, flushing cistern, 10 litres capacity, low level, white, with inlet, ball valve, float and handle, brackets complete including PVC connection and outlet pipe all as directed. [Make: 'Slim line' of M/s Parry ware/ 'Champion' of M/s Hindustan Sanitary ware/ 'Sleek+' of M/s Hindware]

S&F in repair vitreous china white flat back wash hand basin 550 x 440mm size including 15mm dia PVC connection 600mm long, brass CP waste coupling, 32mm dia PVC waste pipe, CI/MS brackets including cutting for and pinning in brackets or fixed with brass screws all as directed.

S&F in repairs hand shower (Health Faucet) (ABS Body) with 1 meter long easy flex tube in chrome finish & wall hook complete all as directed. [Cat No. ALD-CHR-585 of make: Jaquar or equivalent in Marc/ Plumber]

S&F in repairs cast copper alloy, chromium plated 2 way bib cock 15mm dia with crutch handle with wall flange complete all as directed. [Cat No. CON-041KN of make: Jaquar or equivalent in Marc/ Plumber]

S&F 15mm Bib tap standard of PTMT any colour high pressure screwed for iron pipe and fixed in repairs all as specified. (Minimum weight 90gms)

S&F 15mm Pillar taps of PTMT any colour high pressure screwed for iron pipe and fixed in repairs all as specified. (Minimum weight 110gms)

B SRINIVAS

M/S SURENDRA ENGINEERING WORKS

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N E R CONSTRUCTIONS

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