SPECIAL REPAIRS TO EXISTING DAMAGED DWARF WALL/SEA WALL ADJACENT TO HQFOST BLDG P-41 AND CERTAIN OTHER SANCTIONED WORKS UNDER GE(NW) KOCHI AT NAVAL BASE KOCHI

Amount

Demolition of brickwork or stone masonry or PCC block masonry built in cement mortar including removal of debris all as specified and directed.

Demolition of unreinforced cement concrete of any description and in any position not otherwise specifically provided for all as specified and directed.

Excavating in trenches, not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc.not exc 10 sq m on plan and not exc 1.5 m in depth and getting out in soft/loose soil complete all as specified

Returning, filling in, including spreading, levelling, watering and well ramming soil in layers n exc 25 cm thick, all as specified and directed.

Removing excavated soil to a distance not exc. 50m and depositing where directed at a level not exc. 1.5 m above the starting point all as specified and directed.

Removing excavated material exc 200m and n.exc 250m and depositing where directed at a level n.exc 1.5m above starting point

M&L for plain cement concrete type D-2, 1:4:8 (40mm graded aggregate) as in foundations, filling and mass concrete all as specified and directed .

M&L for RCC (1:2:4) type B1 using 20 mm graded stone aggregate as in foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under reamed piles and mass concrete all as specified and directed. (Reinforcement will be measured and paid separately).

M&L for cement concrete type D2, 1:4:8 (using 40mm graded stone aggretate) as in walls or retaining walls, any thickness, size or shape including pilasters, buttresses, columns, pillars, boundary pillars and posts (including caps and bases) complete all as specified and directed.

Use and waste of formwork to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter complete to achieve rough finished flat surface of concrete, all as specified and directed

Use and waste of formwork to flat sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation, pile caps and plinth beams; and similar work; vertical or to batter for rough finished flat all as specified and directed.

S&F mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

All as per item No.12 above, but 5mm dia and above, as in stirrups, spacers and binders.

M&L for pre-cast cement concrete block masonry in Type C1, 1:3:6 (20mm graded aggregate) with solid blocks, exc 10 cm in width and setting in cement mortar 1:6 complete all as specified and directed.

M&L for pre-cast cement concrete block masonry in Type C1, 1:3:6 (20mm graded aggregate) with solid blocks, exc 10 cm in width and setting in cement mortar 1:4 complete all as specified and directed.

M&L for providing PCC 1:3:6, type C1 (using 20 mm graded stone aggregate) as in cills, steps, parapets and railings, copings, bed plates etc including necessary form work complete all as specified

M&L for rendering 15mm thick on brick work or concrete surfaces in cement mortar 1:4, finished even & smooth (without using extra cement.) all as specified and directed .

M&L for preparation of newly plastered external surfaces and applying two coats of weather proof antifungal paint over a coat of suitable primer complete all as specified and directed. (Note:- Application of paint and primer shall be as per manufacturer's instructions)

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 work conforming to Fe-290 Gde-E-165 complete all as specified and directed.

M&L for preparation of new steel surfaces of any description, over 10cm width or girth, and applying two coats of anti corrosive Epoxy paint over a coat of Epoxy primer, over a coat of red oxide zinc chromate primer complete all as specified and directed.

M & L for preparation of new steel surface of any description not exc 10cm width or girth and applying 2 coats of anti corrosive Epoxy paint over a coat of Epoxy primer on steel surfaces complete all as specified and directed.

Excavating in post holes (or similar holes) each n exc 0.5 cu. m, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exc 25 cm, in soft/ loose soil complete all as specified and directed.

S&F MS post and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire etc confirming to Fe-290 grade E-165 all as specified and directed.

M&L for Plain cement concrete 1:2:4, type B2 (using 40mm graded aggregate) as in foundation, filling & mass concrete all as specified and directed.

Supply only Chain link MS galvanised fencing, including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provision of binding wire.

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provision of binding wire complete all as specified and directed.

S & F for MS Tie bars with screwed ends, nuts, washers and mild steel plates for walls, chimneys, roofs, arches, fencing post and similar work etc. king rods and straining bolts conforming to Fe 290 Gde E-165 complete all as specified and directed.

S&F Framed work (Fe-410-W (Gde-E-250) quality-A) as in doors, grill or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing complete all as specified and directed.

Extra for forming of fair finished drain or channel having 30cm inner girth in cement concrete, all as specified and directed.

M&L for reinforced concrete pipes class NP2 of dia 600 mm dia , laid and jointed complete with collars, all as specified and directed.

M&L for moorum/red bajri filling in floors or pavings, laid in layers not exc 15cm thick, spread, levelled and rammed including watering as required all as specified and directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises complete all as specified and directed.

M & L for hardcore of broken stone or boulders of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface all as specified and directed.

M&L for 100 mm thick plain cement concrete type D-2, 1:4:8 (40mm graded aggregate) as in sub base all as specified and directed .

M&L for Chequered cement concrete tiles 20cm x 20cm x 25mm thick, set, jointed and pointed in neat cement slurry in floors over 15mm thick screed in CM1:6 complete all as specified and as directed.

M&L for plain cement concrete Type B1, 1:2:4 (20mm graded aggregate ) as in lintels upto 1.5 m clear span, cills,seismic and similar bands, string courses, levelling coarses of concrete in roof slab etc all as specified and as directed.

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

S&Fpre-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 complete all as specified and directed.

M&L for Rolled sections (Tubular sections) as in main and cross beams, hip and jack rafters; purlins , wall framing ,where connected to common rafters and fixed with angle cleats or other connecting plates all as specified and directed.

S&F 180 mm dia of half round ready made eaves gutter of pressure rating 6 Kg/cm2 of approved make including necessary fittings like bend WC/ MS clips etc complete all as specified and as directed.

S&F 150 mm dia of PVC (SWR) pipe single socketed in any length with rubber ring joints including necessary fittings like bend WC/ MS clips etc fixed on walls complete all as specified.

Albert Rebello and Company

SUKU CONSTRUCTIONS

M.J. Leons and sons

Anaswara Constructions

ANIE JOHN CONTRACTORS

Vidya constructions

THOMSONS CONSTRUCTIONS