SPECIAL REPAIR REPLACEMENT TO CHAJJAS OF CERTAIN VINTAGE BUILDINGS AT NAVY NAGAR UNDER GE (NW) NAVY NAGAR COLABA MUMBAI

Amount

Demolition of reinforced cement concrete of any description and in any position using adequate machinery and making good the disturbed surfaces( reinforcement cut is required to facilitate demolition) complete all as specified and directed Engr-In-Charge.

(a) Height upto and including 4th floor.

(b) Height from 5th floor to, upto and including 8th floor.

(c) Height from 9th floor to, upto and including 12th floor.

(d) Height from 13th floor to, upto and including 14th floor.

Taking down cement plaster, any description on brick or stone walls, etc including racking out joints hacking for key scrubbing down with water etc complete all as specified and directed Engr-In-Charge.

(a) Height upto and including 4th floor.

(b) Height from 5th floor to, upto and including 8th floor.

(c) Height from 9th floor to, upto and including 12th floor.

(d) Height from 13th floor to, upto and including 14th floor.

Material and labour for plastering 20mm thick in two coats 15 mm backing coat in CM 1:4 and 5 mm thick setting coat in CM 1:3 using WPC of approved make on Brick or concrete surfaces with recrene finish complete all as specified and directed Engr-In-Charge. Note :- WPC shall be measured & paid seperately.

(a) Height upto and including 4th floor.

(b) Height from 5th floor to, upto and including 8th floor.

(c) Height from 9th floor to, upto and including 12th floor.

(d) Height from 13th floor to, upto and including 14th floor.

Supply only water proofing compound of ISI marked complete all as specified and directed Engr-In-Charge.

Material and labour for rendering 15mm thick in CM 1:6 on fair faces of brick wall /concrete finished even and smooth with sagol finish etc complete all as specified and directed Engr-In-Charge.

(a) Height upto and including 4th floor.

(b) Height from 5th floor to, upto and including 8th floor.

(c) Height from 9th floor to, upto and including 12th floor.

(d) Height from 13th floor to, upto and including 14th floor.

Complete removal of existing treatment from wall surfaces by scrapping, washing & applying two coat of Oil bound distemper of approved make on wall over a coat of wall priming paint over a coat of Birla white putty on plastered surface and filling the surface inperfections such as holes, dirt, fine cracks all complete including preparation of surfaces complete all as specified and directed Engr-In-Charge.

(a) Height upto and including 4th floor.

(b) Height from 5th floor to, upto and including 8th floor.

(c) Height from 9th floor to, upto and including 12th floor.

(d) Height from 13th floor to, upto and including 14th floor.

Material and labour for preparing newly plastered or unplastered surface and applying two coats OBD over one coat of wall priming paint over 1 mm thick wall care putty all complete incl necessary scaffolding complete all as specified and directed Engr-In-Charge.

(a) Height upto and including 4th floor.

(b) Height from 5th floor to, upto and including 8th floor.

(c) Height from 9th floor to, upto and including 12th floor.

(d) Height from 13th floor to, upto and including 14th floor.

Material and labour for preparation of walls & applying two coats of chemical waterproofing treatment(601 raincoat of Pidilite or Dr.fixit or equivalent) of approved colour on wall such as Flexcoat, Beckcoat Exshield etc or equivalent over a coat of primeseal/primers complete as per manufactures Instructions, complete all as specified and directed Engr-In-Charge.

(a) Height upto and including 4th floor.

(b) Height from 5th floor to, upto and including 8th floor.

(c) Height from 9th floor to, upto and including 12th floor.

(d) Height from 13th floor to, upto and including 14th floor.

Material and labour for preparation of old decorated surfaces of wall including washing and applying two coat of Acrylic emulsion paint exterior grade (100% Acrylic) over a coat of primer complete all as specified and directed Engr-In-Charge.

(a) Height upto and including 4th floor.

(b) Height from 5th floor to, upto and including 8th floor.

(c) Height from 9th floor to, upto and including 12th floor.

(d) Height from 13th floor to, upto and including 14th floor.

Material and labour for chipping ,removing carefully concrete work by low impact hammer ,breaker without damaging the structure & cleaning and disposal of debris out side the premises etc. (columns, Beams, chajjas, slabs & RCC OHT)complete all as specified and directed Engr-In-Charge. Hard concrete shopuld not be removed by force.

Material and labour for clean existing reinforcement with wire/rotary wire brush, making the surfaces free from loose material, dirt etc. Complete and applying two coats of alkaline rust converting primer FEOVERT ASTM-B-117, on the rebars, including cleaning the reinforcement, wire brushing to remove loose rust spalls, with time interval of 6 hours between the coats and applying protective coating IPNET-RB complete all as specified and directed Engr-In-Charge. (Make : Fosroc/Sika/BASF/Krisha conchem/Dr Fixit Pidilite) Note :- Measurement on the basis of area of concrete exposed.

Material and labour for providing and fixing additional steel bar or stirrups of diameter in variuos structural elements like columns,beams and foundations including drilling,bending and fixing the bars with epoxy putty etc. complete all as specified and directed Engr-In-Charge.

Material and labour for applying two coats of anticorrosive Treatment to Reinforcement by application of two coats of anti-rust protective coating in the form of Acrylic Polymer with a minium splid content to 40% solid mixed with cement in 1:1.5 proportion ( 1 part polymer and 1.5 part cement) on rebars after cleaning of rust scales with time interval of minimum 4 hours between each coat by brush as per manufacturers instruction.Anti-rust protective shall be procured from one of manufacturer given below complete all as specified and directed Engr-In-Charge. (Make :- Fosroc/Sika/BASF/Krishna Conchem)

Material and labour for providing and applying structural grade EPIBOND-21-LP prior to application of any type of mortar plaster conforming to ASTM-C-882-91 (Arizona Slant Shear Test) to ensure bond between old concrete and new concrete complete all as specified and directed Engr-In-Charge.

Material and labour for building up the profile of structural members by using latex B2 modified air cured mortar system in damaged areas (1Cement-3 part graded cleaned pre-packed river sand 10% latex mortar by weight of cement-0.5 w/c ratio) upto 20 mm to 40 mm thickness including leveling profiling and removing and cleaning existing vegetation growth in structural and Non structural items complete all as specified and directed Engr-In-Charge. (Make :- Fosroc/Sika/BASF/Krishna Conchem)

Material and labour for providing & fixing of factory made Fibre glass Reinforced Plastic (FRP) "chajja"- 4mm thick of "fibreways" brand in required colour, size and design made by Resin Transfer Moulding (RTM) Machine Technology available with laminated single piece, having smooth gradual slope curvature for easy drainage of water and duly reinforced by 2 Nos vertically and 1 No horizontally 50x2mm thick MS Flat with 12mm in built hole for grouting on the existing wall along with the 50mm flanges duly inserted and sealed in the wall complete in one single piece casted monothically including all necessary fittings. Molded with unsaturated Polyster resin as per IS: 6746 duly reinforced with fibreglass chopped strand mat (CSM) as per IS: 11551. Available with protective gel coat U/V coating on top for complete resistance from the extreme of temperature, weather & sunlight complete all as specified and directed Engr-In-Charge.

Removing demolished materials outside MoD land to a distance exc 5Km but n exc 20Km complete all as specified and directed Engr-In-Charge.

Garima Construction Co

Satyanarayan Trading Co.

Unity Enterprises

AGRAWAL ASSOCIATES

the bhimani group of companies