Modification and Alteration of X-ray Rooms at Joynagar - Kultali RH, Kultali Block, South 24 Parganas - Civil Works.

Stripping off worn out plaster and raking out joints of walls, celings etc. upto any height and in any floor ncluding removing rubbish within a ead of 75 m as directed.

Brick work with 1st class bricks in cement mortar (1:6) (b) In superstructure, ground floor

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary.(Ground floor).[Excluding cost of chipping over concrete surface] (ii) With 1:4 cement mortar (1) In Ground Floor (a) 20 mm thick plaster

(c) 10 mm thick plaster

Taking out shutter of door and window, dismantling

Styles and rails of wooden shutters fitted and fixed complete. (Payment to be made on area of new work only). In Ground Floor (ii) 35mm Thick shutter b) Sishu, Gamar, Champ,Badam,Bhola, Mogra, Hallak.

Panel (made of single plank ) of door and window shutters to design as directed: In Ground Floor iii) 25mm thick panel of 30cm to 45cm width b) Sishu, Gamar, Champ,Badam,Bhola, Mogra, Hallak.

Supplying and fixing Frames fo Lead Lined FD120 Fire Rated Door System as per the IS:3614-1992 Part-II and BS:476-1987 Part-20 & 22 with1st Class Malayasian Hardwood densified and pressure treated with fire retardent chemicals in vacuaminpregnation vessels under 160PSI pressure as peIS:401 and kiln seasoned to moisture below 15% as per IS:1141 of section 120mm x70 mm and shielding the frame with 3mm thick & 45mm wide 2(two) protective lead covering conforming to ASTMB 749-03 for reducing the radiation level to 2 mremin 1 hour as stipulated by code of Federal Regulation (CFR), placed parallel each other staggeredly with an lateral overlap of 20 mm at the region of discontinuity and fixed inside along the frame, spray coated with 2 coats of enamel paint after 1coat of white wood primer of minimum 200 micron,with single row of Brush-Type intumescent strip (equivalent to ASTROFLAME ) of size10mm x 4mm affixed in the slit of the Frame for fire and smoke sealing,etc. including all incidental charges complete in all respect as per direction of Engineer-in-Charge.

Supplying & fitting of 55 mm thick asbestos free-fire ,heat and smoke resistant composite Fire check Door Shutter complying with fire performance -FD120 as per IS:3614 (part-II)-comprising of 2x8mm Calcium Silicate boards over Chemically treated (with Fire retardant chemicals in pressure impregnation vessels under 160 psi pressureas per IS:401 and kiln seasoned tomoisture below 15%asperIS:1141) internal timber (Malaysian HardWood,densified to 810kg/cum) frame work of 100mm x 32mm with 32 mm thick in fill of ceramic fiber (density 128 Kg/cum) ,vermaculite mix faced with 3mm Fire retardant High Density fire board on outerside & similar one over 3mm thick protective lead covering conforming to ASTM B749-03 for reducing the radiation level to 2 mremin1 hour as stipulated by code of Federal Regulation (CFR), internally lipped with hardwood beading, and pasted in Hydraulic Press under 25 MPa, spray coated with 2coats of in-tumescent paint of minimum 300micron, and with single row of Brush-Type intumescent strip of size 10mm x 4mm affixed on peripheral slit onall edges of shutter except bottom for fire and smoke sealing ,without any external lipping including fitting, fixing shutters in position but excluding the cost of hinges & other fittings as per direction of Engineer-in Charge complete in all respect in Ground Floor.

Supplying, fitting & fixing Surface mounted overhead Door Closer for 2 hour fire rated doors, of size EN-4 for leaf width upto 950/ 1100 mm weighing maximum 60/80kgs,CE certified,marked & conforming to EN1154-2003 of approved quality of reputed brand, complete as per direction & satisfaction of Engineer-in-Charge For leaf width upto 1100mm