8111 REPAIR MAINT TO CERTAIN MISC MARINE ASSETS AND OTHER CONNECTED ITEMS IN INNER BREAK WATER JETTY AND ASSOCIATED AREAS AT NAVAL DOCKYARD UNDER AGE BR I UNDER GE NW KUNJALI

Amount

Taking down cement plaster on bricks/stone/RCC surfaces built in cement mortar including raking out joints, bading for key scrubbing down with water etc complete all as specified and directed.

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 ready mix polymer plaster and finally finishing the surface all as specified and directed. Make :- Dr.Fixit/Sunanda/Chemestik/Fosroc as approved. Note :- (New reinforcement and MS Sections shall 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/Fosroc as aprooved. Note :- (New reinforcement and MS Sections, microconcrete (in Cum) and form work if required will be measured and paid separately)

Supply and applying microconcrete of Fosroc, Dr Fixit, or equivalent aroung 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 if required and all as required as per site condition etc complete all as specified and directed.

Demolition of reinforced cement concrete of any description and in any position not other wise spcifically provided for complete all as specified and directed..

Material and labour for ready mix cement concrete in Pavement/Hard standing (PQC) M-40 mixed with (admixture, senthetic & fibre) in field using minimum 375 Kg of cement per cubic metre laid in bays or as directed with and including steel formwork to sides of concrete spread, compacted and finished in a continuous operation etc complete all as specified and directed.

M&L 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 lessthan 0.9mm dia or securing with clips etc complete all as specified and directed.

All as per item No 7 above but 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders complete all as specified and directed.

M&L for forming joints (Expansion/ contraction/construction) in concrete slab of 150-250mm thick mechanically and joints shall be filled with Pre-formed bituminous filler and top 30mm primed and sealed with sealing compound of grade 'A' complete all as specified and as directed.

M & L for preparation of of old/new concrete surface by wire brushing, cleaning with gunney bag, brooming, watering, and filling the crack with PU filler (Putty/concrete etc) complete all as specified and directed.

M & L for applying one coat of Polyurethane primer on old/new concrete floor surface complete all as specified and directed.

Providing and applying 5mm thick Polyurethane coating of any colour, offer excellent durability, abrasion resistance, and chemical resistance. They provide a protective and seamless finish, enhancing the aesthetics of concrete floors while offering resistance to wear, stains, and environmental factors, making them suitable for various applications complete all as specified and directed.

Demolition of plain cement concrete of any description and in any position not other wise speifically provided for complete all as specified and directed.

M&L 150mm thick PCC 1:2:4 type B-I using 20mm graded crushed stone aggregates as in floor finished complete all as specified and directed.

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

Formwork to sides and soffits of floor or roof beams, haunchings, girders, bressummers, lintels cantilevers, shelves including supt-ports, overhangs, etc. Also splays between floors and beams, etc. rough finished surface of concrete complete all as specified and directed.

Formwork to sides of pillars posts, struts, piers, columns and stanchions square, rectanguar or polygonal complete all as specified and directed.

M&L for complete removal of existing treatment on wall surfaces and applying a coat of wall care putty 3mm thick on plastered surfaces, preparatory to distempering and applying two coats of oil bond distemper over a coat of wall prid complete all as specified and directed.

M&L for complete removal of existing plastered wall surface, over 10cm girth preparation of surfaces, applying two coats of 100% acrylic, weather resistant emulson over a coat of exterior wall primer complete all as specified and as per manufacturer's instruction complete all as specified and as directed

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and as directed

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 complete all as specified and directed.

Supply and fix mild steel as in 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 con- forming to Fe.290.Gde-E-165 d complete all as specified and directed.

Supply and fix structural steel framed works such as angle, channel 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) complete all as specified and directed.

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

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

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

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 . Note:- Quoted rate shall be inclusive of scaffolding or alternative way of carrying out the work with proper safety instruction at site.

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 / Focrac / Chemistic or equivalent

Material and labour for applying epoxy screed putty on damaged surfaces of dry wall over primer comprising of UR Tech CG 2752, UR Set CG 2752, UR Set CG 1041 and quartz sand in ratio-100:50:800 Parts by weight complete all as specified and directed .

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 complete all as specified and directed . Note:- Quoted rate shall be inclusive of scaffolding or alternative way of carrying out the work with proper safety instruction required at site.

M & L for errection & dismantling of MS tube 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 complete all as specified & directed.

Dismantling timber scantlings 40 sq. cm and over in section, in any position in unframed work complete all as specified & directed.

S & F 1st class hardwood (TEAK WOOD) Plain, solid, straight, rebated on the solid, rounded or chamfered segmental supplied and fixed (size of wooden planks shall be as per direction of EIC) complete all as specified and directed.

Demolition of Stone slabs and tiles/ Interlocking paver blocks of any description or thickness in floors, aprons laid, bedded and pointed in any mortar and removing rubbish off the premises (outside MD land) etc complete all as specified and directed

M & L for machine pressed precast concrete interlocking paver block With Grey cement and pigment any shape and size confirming to IS 15658-2006 of 60 mm thickness M-35 Grade complete over 25 mm thick (consolidated thickness) Sand cushion all as specified and directed .

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

Material & labour for Stainless steel (grade 316) ladder, railings, plate, chain etc in staircase, landing etc. complete with and including necessary welding, buffing/ polishing and fixing complete all as specified and directed . Note: Design for stairs/ladders or any others shall be as approved by GE.

Material & labour for Stainless steel decorative railings alloy grade 316 having 8mm minimum thicknesss as used to connect two S/s post with hooks etc complete with and including necessary welding, buffing/ polishing and fixing complete all as directed . Note: Design and pattern shall be as approved by GE.

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 applying two coats of epoxy paints on old steel surfaces complete all as specified and directed.

M&L for Removing debris exc. 1.50 Km but n exc. 20 Km and depositing where directed, in soil outside MD land complete all as specified and directed.

Sachin santosh dalvi (BID ID -3056966)

SR Construction (BID ID -3069336)

sri construction (BID ID -3062147)

jalandhara construction (BID ID -3061395)

Pragathi Infrastructure Co. (BID ID -3063094)

SACHINENTERPRISES (BID ID -3072004)