8921 REPAIR MAINT PAINTING WORK TO VARIOUS JETTY ASSOCIATED AREA AND CERTAIN BR MARINE ASSETS AND OTHER CONNECTED ITEMS TO SOUTH WHARF AT NAVAL DOCKYARD UNDER AGE BR I UNDER GE NW KUNJALI MUMBAI

Amount

Dismantling wrought or mild steel work of any description.

Demolition of plain cement concrete of any description and in any position not other wise speifically provided for.

Demolition of reinforced cement concrete of any description and in any position not other wise spcifically provided for.

Taking down cement plaster on brick surfaces built in cement mortar including raking out joints, hacking for key scrubbing down with water etc complete.

Supply and applying microconcrete of Fosroc, Dr Fixit, or equivalent around edges of Dock walls, jetties, corners, grooves, alters, steps, piers and other marine structure after complete cleaning of concrete surface and applying epoxy coat as bonding agent Fosroc's Nitobond or equavalent for bonding between old and new surface, including all lifts, shuttering all as required as per site condition and directed by Engineer-in-Charge.

Material & labour for taking down, chipping and removing the loose, spailt, damaged cement concrete, cement mortor surfaces of RCC columns, beams, walls, chajjah etc and exposing the reinforced cement , wire brushing and cleaning the exposed steel reinforced bar, applying rust remover over the cleaned re-bar surface wash the re-bar with clean water for removing all rusts from the old re-bar surfaces, fixing new reinforcement for strengthening the members as required, applying two coats of epoxy zinc primer on new and old steel surfaces, saturate the substrate with water applying one coat of polymer modified bond coat on affected concrete surfaces and finally providing 40mm thick polymer plaster (1:5:15, cement, sand, polymer) and finally finishing the surface all as specified and directed.Make :- Dr.Fixit/Sunanda/Chemestik/Fosrok as aprooved. Note :- (New reinforcement and MS Sections will be measured and paid separately)

Material & labour for taking down, chipping and removing the loose, spailt, damaged cement concrete, cement mortor surfaces of RCC columns, beams, walls, chajjah etc and exposing the reinforced cement , wire brushing and cleaning the exposed steel reinforced bar, applying rust remover over the cleaned re-bar surface wash the re-bar with clean water for removing all rusts from the old re-bar surfaces, fixing new reinforcement for strengthening the members as required, applying two coats of epoxy zinc primer on new and old steel surfaces, saturate the substrate with water applying one coat of polymer modified bond coat on affected concrete surfaces and finally covering with Microconcrete and finally finishing the surface all as specified and directed. Make :- Dr. Fixit/Sunanda/Chemestik/Fosrok as aprooved. Note :- (New reinforcement and MS Sections, microconcrete and form work if required will be measured and paid separately)

Supply only ready mix microconcrete mixture. Make : Dr.Fixit/Sunanda/chemestik/Fosrok

S&F welded steel wire fabric, cut to length, fixed to steel members/reinforcement steel, weight per Sqm nexc. 4 Kg.

Material & labour for cleaning the surface of the stone/concrete in jetty , dock,retaining wall, piers of jetty and bottom portion of deck slab etc above sea with mechanical grinder and specialized water misting techniques applying water jet using a fine nozzle sprinkling system calibrated to spray a fine mist along the stone/concrete surface complete and removing all sea vegetation complete all as specified and directed by Engineer in charge. Note:- Quoted rate shall be inclusive of scaffolding or alternative way of carrying out the work with proper safety instruction required at site.

Material and labour for applying two coats of anti carbonation paint DEKGUARD S of FOSROC or equivalent over a coat of primer DEKGUARD of FOSROC or equivalent over vertical concrete surface in jetty/dry dock above sea level all as specified and directed by Engineer in charge. Note:- Quoted rate shall be inclusive of scaffolding or alternative way of carrying out the work with proper safety instruction required at site.

Formwork to sides and soffits of floor or roof beams, haunchings, girders, bressummers, lintels cantilevers, shelves including supports, overhangs, etc. Also splays between floors and beams, etc. rough finished surface of concrete.

Formwork to sides of pillars posts, struts, piers, columns and stanchions square, rectanguar or polygonal.

M&L for 10mm dia over mild steel TMT bars, cut to length, bent to shape required, incl cranking, bending spirally for hooping for columns, hooking ends and binding with and incl mild steel wire (annealed) not less than 0.9mm dia or securing with clips etc complete all as specified and directed by Engr-in-charge.

-ditto- all as per item No 14 above but 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders

M & L for errection & dismantling of MS tubuler double scaffolding (H frame) upto height of 30m & with necessary brazing, provision of necessary safety equipment to the skilled workers to carry out the work and covering with green cloths for carring out external face work of walls all as specified & directed.

Material and labour for ready mix cement concrete in Pavement/Hard standing (PQC) M-40 of flexural strength of 40Kg/Square centimetre in field using minimum 400 Kg of cement per cubic metre laid in bays or as directed with and including steel formwork to sides of concrete spread including necessary recron as per manufacturer instruction , compacted and finished in a continuous operation etc all as specified and directed.

Precast RCC (1:2:4) type BI using 20mm graded crushed stone aggregate as in cover slabs and set in cement mortar 1:4, complete all as specified. (Reinforcement shall be measured and paid separetely all directed by EIC).

Cleaning of covered drains of sectional area exc 0.24 Sqm but n.exc 1 Sqm by using suitable device for removing blockage of line, mud, silt and other debries and removal of obtained spoils out MD land, including taking precautionary and safety measures etc complete all as spcified and directed by Engineer-in-Charge.

Supply and fix rolled mild steel section of Grade FE 410-W, (Gde- E-250) quality-A, as in Plates (Plane or Chequered) channels, square cut or noteched (ordinary and counter sunk) forming holes, without any attachment.

Supply and fix structural steel framed works such as angle, channel, grating, gate, ladder, purlin, rafter etc. Confirming to Fe-290, E-165 as in supporting structure of duct, drain edge etc including making good the disturbed portion of concrete surfaces with 1:2:4 type B0 (using 12.5mm graded stone aggregate) all as specified and directed.

M&L for rendering 15mm thick in CM 1:6 on fair faces of brick work or concrete surfaces finishing the surface fair and even all as specified and directed.

M&L for preparation of newly plastered surfaces of wall, applying two coats of Oil emulsion distemper over a coat wall care putty of 3mm thick and alkali resistant primer all as specifed and directed.

M&L for preparation of existing treatment on wall/ceiling surfaces and applying one coat of oil emulsion distemper all as specifed and directed.

Material & labour for rendering wall/ceiling minimum 20mm thick polymer modified mortar in cemet mortar (1:3) with graded quartz sand with additive Monolith - PMM of Fosroc/Krishnaconchem or polymer mortar HB of Dr. Fixit or Shalifix RM SG 01 of STP Ltd. 15% by weight of cement in one coat with and including curing as per manufacturer's instruction complete all as specified and directed by Engineer-in-Charge.

M&L for preparation of newly plastered or un plastered or un plastered wall/ceiling surfaces, over 10cm girth applying two coats of 100% acrylic, weather resistant emulsion over a coat of exterior wall primer complete all as specified and as per manufacturer's instructions

M& for preparation of old plastered/unplastered surfaces of wall/ceilling, applying one coat of 100% acrylic, weather resistant emulsion complete all as specified and as per manufacturer's instructions.

M& for preparation of old plastered/unplastered surfaces of wall/ceilling, applying two coats of 100% acrylic, weather resistant emulsion complete all as specified and as per manufacturer's instruction.

M&L for epoxy base joint filler paint on external surfaces of walls/floor to fill the cracks with and including resin and hardner in proportion as per manufacturers instructions complete all as specified and as directed Make : Pidilite / Fosroc / Chemistic or equivalent

M&L for applying 2mm thick thermoplastic paint any colour in letter writing, Nos, Dashes, Arrow line, etc all as per manufacturer's instruction and all as specified and as directed.

M&L for preparation of old wooden surfaces of any description over 10 cm width or girth, applying one coat of synthetic enamel paint of approved colour all as specified and directed.

M&L for preparation of new steel surfaces exc 10 cm width or girth and applying two coats of epoxy paints over a coat of red oxide primer complete all as specified and directed.

M&L for preparation of old steel surfaces exc 10 cm width or girth and applying two coats of epoxy paints over a coat of red oxide primer complete all as specified and directed.

Demolition of brick work or stone /boulder masonry built in cement mortar, including all quoins, arches, pillars, etc

M & L for brick work with sub class 'B' bricks (old Size) straight or curved on plan exc 6 m mean radius and built in CM (1:6)

Precast cement concrete block masonary type B1, 1:2:4 (Using 20mm graded stone aggregate) with solid block setting in cement mortar 1:6

M&L for Providing and executing Polyurethane Injection system (nozzle) to leakage points and after cleaning the surface and remove any dust, unsound or contaminated material, plaster, oil, paint, grase, corrosion deposits or Algae etc. fixing of packers for injection and seal all the cracks using Nitomortar PE-Polyester resin based repair mortar, injection Nitofill WS60 Rapid foaming and setting resin for stopping flow of water which produces a rapid setting water stopping foam in running water, when the water is stopped the cracks are reinjected with Nitofill UR63-Solvent free two part Polyurethane resin. Once grouting operation is completed remove the packers and make good any holes or voids with Nitomortar PE and allow to cure etc. complete as per manufacturer's specifications all as specified and directed of following types :-

(a) NITOFILL WS60 or equivalent

(b) NITOFILL UR63 or equivalent

(c) NITOMORTAR PE or equivalent

RELIEVING STRUCTURAL MEMBERS:- M&L for Relieving structrural members such as column, beam and slab of their superimposed loads partially or fully by provison of adjustable steel props, frames etc. including providing necessary timber runners, bracing, jacking up arrangement complete all as specified and directed. (Note-Removing and redoing of brickwork, if required, shll be paid separately.)

FILLING AND REINSTATING OF STRUCTURAL CRACKS:- M&L for Opening of separation Cracks at the Junction of RCC and Masonry wherever directed and instructed into V grooves 2" to 3" from the either side of the cracks by carefully marking the areas to be opened up using Cutting machine and skillfully/carefully/chiseling with a well sharpened chisel and hummer as directed including wire brushing and washing of concrete substrata and masonry walls with water jet to the surfaces thus prepared to the entire satisfaction of the engineer in charge complete all as specified and directed.

M&L for Stainless steel decoravtive railings (grade 316), staircase (design and pattern as approved made out of SS pipes, SS flats, SS plates etc. Complete with and including necessary welding , buffing/polishing and fixing complete all as specified and directed.

M&L for Stainless steel decoravtive railings chain alloy(grade 316), having any thickness (design and pattern as approved ) as used to connect two stainless steel post with hooks etc. Complete with and including necessary welding , buffing /polishing and fixing complete all as specified and directed.

Providing and carry out waterproofing treatment (application) to basement retaining walls after removing of existing plaster, proper surface preparations to remove any loose dust, dirt, laitance, loose mortar etc, after treatment of construction joint, cold joints, cracks etc, pre dampening the concrete surface and application of two coats of NITOCOTE CM 200- or equivalent Elastomeric waterproof coating etc. complete including all tools as per manufacturer's specifications and complete all as specified and directed.

M&L for brushing neat cement slurry with 3Kg of cement per square metre all as specified and directed.

M & L PCC (1:2:4) type B-1 (using 20 mm graded stone aggregate) as in roof, floor complete all as specified and as directed.

M&L for rendering 20 mm thick cement plaster in CM (1:3) on roof top surface finished even and fair including WPC by weight of 3% of total cement content, priming @ 0.8 Kg per Sqm of finished concrete surface complete and an evenly a coat of cold bituminous at 1 Kg per Sqm and applying seating cloth over cold bituminous , finaly paving bitumen of any penetration at 1.5Kg per Sqm all as specified and as directed. (Note : WPC will measured & paid separately)

S & F of stainless steel nozzle or packers for Polyurethane Injection system to leakage points of RCC wall, column, beam, basement slab, brick/stone masonry, PCC hard standing of any size/dia as per grouting requirement and manufacturer instructions and necessary packers and machanical arrangement for grouting system and after grouting work nozzle shall be remove and finished the surface with grouting material all as specified and directed by Engineer in Charge.

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

Removing excavated material & debries exc. 1.50 Km but n exc. 15 Km and depositing where directed.

Supply only water proofing compound

MADHU ENTERPRIZES

ROHIT CONSTRUCTION

Shetty Construction Co

Shree Ayyappa Engineering