REPAIR/REPLACEMENT OF POST CONTROL TERMITE TREATMENT, CLEANING OF OVER HEAD TANKS AND ALLIED WORKS IN CENTRAL STORE, OFFICES IN DOCKYARD AND DGNP OFFICE COMPLEX UNDER DGNP(V)

Amount

Providing and injecting chemical emulsion for Post Constructional Antitermite Treatment along external wall below concrete / masonry aprons using chemical emulsion at the rate of 2.25 litres per linear meter including drilling and plugging 12mm dia with cement mortar 1:2 to match the existing floors, complete all as specified and directed.

Providing and injecting chemical emulsion for Post Constructional Antitermite Treatment along external wall where the apron is not provided using chemical emulsion at the rate of 7.5 litres per sq.m of the vertical surface of the sub-structure to a depth of 300mm including excavating channel along the wall and rodding etc. complete, complete all as specified and directed.

Providing and injecting chemical emulsion for Post Constructional Antitermite Treatment of soil under existing floors using emulsion @ one litre per hole, 300mm apart including drilling and plugging 12mm dia holes with cement mortar 1:2 (1 cement: 2 coarse sand) to match the existing floors, complete all as specified and directed.

Providing and injecting chemical emulsion for antiternite treatment at points of contact of wood work by chemical emulsion (in oil or kerosene based solution) @ 0.5 litre/hole by drilling 6mm dia holes at a downward angle of 45 degree at 150mm centre to centre and sealing the same, complete, complete all as specified and directed.

M&L for cleaning of water service tank (inside area only) of any description, including scraping, scrubbing (without damaging tank surface) deposits / scales, algae formations, silt /sticky matters adhering tank surface and washing inner tank surface with approved grade of chemicals complete, of capacity exc 250 liters n.exc 500 liters complete all as specified as directed.

M&L for cleaning of water service tank (inside area only) of any description, including scraping, scrubbing (without damaging tank surface) deposits / scales, algae formations, silt /sticky matters adhering tank surface and washing inner tank surface with approved grade of chemicals complete, of capacity exc 500 liters n.exc 1000 liters complete all as specified as directed.

M&L for cleaning of water service tank (inside area only) of any description, including scraping, scrubbing (without damaging tank surface) deposits / scales, algae formations, silt /sticky matters adhering tank surface and washing inner tank surface with approved grade of chemicals complete, of capacity exc 1000 liters n.exc 2000 liters complete all as specified as directed.

Note for item No. 5.00 TO 7.00 (i) On completion of cleaning of tank, date of cleaning to be marked/written clearly on tank surface in an accessible location with letters or figures n.exc 5 cm high viz (as per example) "TANK CLEANED ON………….". (ii) Cleaning of tank to be carried out in accordance with the schedule published for the purpose of cleaning of tank. (iii) During cleaning of the tanks, any vegetation and growth on the roof slab shall also be removed by the Contractor and the quoted rates are deemed to include for the same.

S&F in repairs ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed. (Minimum weight 20mm-210gms), complete all as specified and directed.

Supply & fixing in repairs, PVC Tanks Lid suitable for rotational moulded polyethene water storage tanks of capacity 500/1000/2000 letre, complete all as specified and directed.

Dismantling of asbestos cement (corrugated, semi corrugated etc,) sheets in roof covering, complete all as specified and directed.

Supply & fixing pre- painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws including cyclone resistant washers etc., complete all as specified and directed.

Supply & fixing pre-painted galvalume aluminium zinc 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 including cyclone resistant washers etc., complete all as specified and directed.

M&L for closing bolt holes etc. in old corrugated steel sheets or Aluminium sheeting by sealing with one bitumen and one curved GI washer on either side and 6mm G.I. bolts and nuts, all set in stiff white lead, bolt n exc 25mm in length complete all as specified and directed.

M&L for bitumastic gola, with 80/25 bitumen and coarse sand mixture. 1:3 by weight, 8cmx8cm at the junction of roofing to vertical surfaces, complete all as specified and directed.

M&L for priming surfaces and applying normal treatment (for moderate conditions) using glass fibre base bitumen felt, grade 2, complete all as specified and directed.

Dismantling of unframed timber scantling 40 sqcm and over in section in any position complete all as specified and directed.

Supply & fixing steel work in tubular trusses including special shaped washer etc., complete using ERW or including butt welded tubes conforming to I.S. 1161-1997 grade St-240, complete all as specified and directed.

Dismantling of existing water proofing treatment any type and thickness from top surface of roof slab including backing layer of mortar and removing the materials from the site etc complete all as specified and directed.

M&L for 10 mm thick screed bed or bedding layer of cement mortar 1:4 on concrete surfaces for laying floor finishes/roof treatment complete all as specified and directed.

Material and labour for cleaning the plastered/concrete surfaces with wire brushes and applying water proofing treatment as under :- (a) One coat of bituminous primer at the rate of 0.3ltr /Sqm of roof . (b) Hot applied bitumen 85/25 grade at the rate of 102kg (minimum) per sqm of roof. (c) 3mm thick APP based polymeric membrane minimum weighing 3kg/sqm and minimum 3mm thick reinforced with polyester non wove fabric (wt. not less than 150gms/sqm). (d) Hot applied bitumen 85/25 grade at the rate of 1.2kg (minimum) per sqm roof. (e) Final finish with bituminous aluminium paint at the rate of 0.15Ltr per sqm of surface. Complete all as specified and directed.

Material & labour for complete removal of old treated surfaces of walls including filling cracks/holes with wall care putty and making smooth the surface and thereafter applying two coats of acrylic (antifungal) exterior grade paint over one coat of primer complete all as specified and directed.

Dismantling of wall and ceiling boards (fiber, pulp, insulations, etc.) or insulation boards/slabs/ ceiling of any thickness, including cover fillets and frame, complete all as specified and directed.

Supply & fix size of grid 605 x 605 mm Gl frame work for seamless ceiling comprising of Gl perimeter channel 0.55 mm thick with two unequal flanges of 20 and 30 mm and web of 27 mm fixed to surrounding wall using nylon sleeves and screws at 450 mm centre to centre/intermediate channel 0.9 mm thick having two equal flanges of 15 mm each and web of 45 mm suspended from soffit at approx. 900 mm centre to centre with Gl cleat and steel expansion fasteners with and including ceiling section (not exc 1.2 m length) of 0.55 mm thickness having kurled web of 50 mm and flange of26 mm each with lips of 10.5mm fixed to the intermediate channel with connecting clips across the intermediate channel at 457 mm centre to centre, complete all as specified and directed.

Supply & fix hangers 6 mm dia. G.I. (upto 1200mm length) adjusting level fixed to roof slabs by means of ceiling cleats made out of G.I. lat 40 x 3 mm size 60mm long and expansion hold fasteners 12.5mm dia. 40mm long complete all as specified and directed.

Supply & fix 6 mm thick non asbestos fibre cement building boards fixed or laid/inserted to timber/GI/Aluminium frame work with screws, complete all as specified and directed.

Supply & fix 6mm thick PVC false ceiling complete all as specified and include own arrangement of scaffolding, complete all as specified and directed.

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

Material & labour for rendering 15mm thick in CM 1:6 on fair face of brick or concrete surfaces of walls finished even and fair complete all as specified and as directed.

Material & labour for preparation of newly plastered surfaces of wall and applying two coats of distemper oil emulsion white or tint with priming plastered and other surfaces including 2 mm thick wall care putty on plastered surface complete all as specified and directed.

Material & labour for preparation of new or previously untreated steel and iron surfaces of any description, over 10 cm in width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat of red oxide primer, complete all as specified and directed.

Taking down aluminium shutters of any description exceeding 1 Sqm and not exceeding 2.50 Sqm each and refixing in the same opening after easing and adjusting including refixing builders hardware as required and renewal of unserviceable screws, complete all as specified and directed.

GVR CONSTRUCTIONS

SRI LAKSHMI GANAPATHI CONSTRUCTIONS

SRI SAI MANIKANTA ENTERPRISES

SAI DIVYA DEVELOPERS AND BUILDERS