Painting work on Internal and External surfaces of Obra Hydel Power Station and other Miscellaneous work at Obra Sonebhadra U.P.

Attending minor type misc. works by engaging labor for full day for non measurable work proper completion of work.

Painting one coat of approved superior quality ready mix paint "Luxol/Asian or equivalent brand on previously painted old wood or iron work including its sand papering, rubbing and cleaning as required, including supply of all materials, labour and T&P etc. required for proper completion of the work.

Every additional coat after first coat of painting of approved superior quality ready mix paint "Luxol/Asian or equivalent brand including supply of all materials, labour and T&P etc. required for proper completion of the work.

Painting one coat on interior wall with Acrylic emulsion paint of Berger/ Asian/ ICI or equivalent paint (Paint and water in the ratio 1:1 by volume) over previously painted surface including all labour, material and T&P etc required for proper completion of the work.

Every additional coat after first coat of Painting on interior wall with Acrylic emulsion paint of Berger/ Asian/ ICI or equivalent paint (Paint and water in the ratio 1:1 by volume) including all labour, material and T&P etc required for proper completion of the work.

Painting on previously painted surface at different locations in Power House/Dam exeterior wall with one coat of Asian Apex Ultima weather coat paint including thorough washing with water including cost of all material labor and T&P required for proper completion of work.

Every additional coat on outer surface at different locations in Power House/Dam exeterior wall with Asian Apex Ultima weather coat paint on surface.

Writting of Letters on sign board of size upto 50mm with Burger Luxol paint or equivalent of approved brand including cost of all materials, labour and T&P etc. required for proper completion of the work.

Writting of Letters on sign board of size upto 50mm to 80mm with Burger Luxol paint or equivalent of approved brand including cost of all materials, labour and T&P etc. required for proper completion of the work.

Writting of Letters on sign board of size above 80mm with Burger Luxol paint or equivalent of approved brand including cost of all materials, labour and T&P etc. required for proper completion of the work.

Finishing walls with water proof cement paint of approved made like "Super Snowcem" or equivalent quality on previously treated surface work with one coats to give an even shade including supply of all materials, labour etc. required for proper completion of work.

Finishing walls with water proof cement paint of approved made like "Super Snowcem" or equivalent quality on previously treated surface work with additional coats to give an even shade including supply of all materials, labour etc. required for proper completion of work.

Scraping/ Dismantling of existing plaster or old tarfelt/torchshield from roof including disposal of refuse as directed by the Engineer-in-charge within a distance of 60 meters.

Providing and Laying APP (Atactic Polypropylene Polymer) modified prefabricated five layer, 3 mm thick water proofing membrane black finished reinforced with glass fibre matt consisting of a coat of bitumen primer for bitumen membrane @ 0.40 litlr/sqm by the same membrane manufactured of density at 25oC , 0.87-0.89 kg/litre and viscosity 70-160 cps over the primer coat, the layer of membrane shall be laid using butane torch and sealing all joints etc. and preparing the surface complete. The vital physical and chemical parameters of the membrane shall be as under- joint strength in longitudinal and transeverse direction at 23oC as 350/300 N/5 cm. Tear strenght in longitudinal and transeverse direction as 60/80 N. Softnening point of membrane not less than 150oC, Cold flexibility shall be upto 2oC when tested in accordance with ASTM D-5147 The laying of membrane shall be got done through the authorised applicator of manufacturer of membrane.

Cement concrete with 2 cm. gauge approved stone ballast, approved coarse sand and cement in the proportion 4:2:1 including cost of all materials, labour and T&P etc. required for proper completion of work.

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-Charge) of total coated thickness 0.50mm (base metal of minimum 0.45mm thickness with total coating thickness of 0.05mm) with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

Repair of plaster in patches including removal of old damaged surface of plaster, cleaning the same thoroughly and racking out joints to 1cm (3/8") depth, watering the area and then replastering or repointing of 1:4 cement sand mortar and disposal of rubbish outside corporation area including supply of all materials, labour and T&P etc. required for completion of the work.

Providing and applying of swellable type water stop tape, 19mm x 25mm thick in linear meter (expansive nature) for construction joints treatment of RCC structure such as raft slab, retaining walls, water storage tank and at the junctions of raft slab with the retaining walls etc.. After cleaning the surface, one coat of required primer for swellable water stop tape shall be applied throughout the length of the joint @3.78 litre per 240 running meter. Over the primed surface swellable type water stop tape shall be placed. The work shall be carried out all complete as per specification and the direction of the Engineer-In-Charge. The product performance shall carry guarantee for 10 years against any leakage (D.S.R. - 2023, Item No. -22.26)

Water proofing treatment of RCC Roof with Zycosil/equivalent water proofing Solution (1 litre of Zycosil/equivalent & 20 litres of water stirred first & 2 litres of Zycoprime/equivalent added and stirred (total 23 litres)) till it meets the saturation level and testing as per RILEM or by water drops test in which water drops do not absorb but drops remain or rolls.(D.S.R. - 2023, Item No. -26.60)

Mild steel or iron work in heavy size such as trusses built up gates, door frames, record, racks roof work gates etc. wrought to required form including holes rivetting or welding where necessary and also fixing in proper position and alignment including cost of all materilas supplied by contractor.

Providing and fixing double scaffolding system (cup lock type) on the exterior side of ilding/structure, upto 25 metre height, above ground level, including additional rows of scaffolding in stepped manner as per requirement of site, made with 40mm dia M.S. tube, placed 1.5 metre centre to centre, horizontal & vertical tubes joint with cup & lock system with M.S. Tubes, M.S. tube challis, M.S. clamps and staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for execution of work of cleaning and/ or pointing and/ or applying chemical and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connecting with the building etc, wherever required, if feasible, for inspection of work at required locations with essential safety features for the workmen etc.,complete as per directions and approval of Engineer-in-charge. Note:- (1) The elevational area of the scaffolding shall be measured for payment purpose. (2) The payment will be made once only for execution of all items for such works.

Supply and fixing of 40 mm thick double leaf flush door shutter ( boiled water resistance, phenol maldehide resin bonded, hot pressed factory made) commercial quality to I.S.2202 part-1 (1983) ISI marked including fixing of wooden cleats and stoppers and including fixing and adjustment of hinges,bolts.locks,handles, springs and other fittings but excluding their supply including all materials, labour & T&P etc. required for proper completion of work.

Supply and fixing brass polished hydraulic door closure of approved make & quality its fixing and adjustment with the help of screws, nuts and bolts including supply of all labour, T & P etc. required for proper completion of the work.

Supply L drops 16 mm dia x 300 long chromium polished iron fittings including cost of nuts, bolts etc.complete.

Providing & laying of 2 mm thick epoxy flooring with chemcical (conpro EP 2P,conpro EP 36,conpro EPSL1) including all materials, labour & T&P etc. required for proper completion of work

Destrying honey combs by making arrangement of scaffolding to reach to combs including cost of labour, T&P, Jhula and saftey arrangement etc. required for proper completion of work.