Renovation work of Govt. UPG. High School, Totambi, Ghaghra block, district Gumla.

Providing labour for cleaning, preparing plaster, and base for putty with brush of suitable type do all complete job as per direction of EI

Dismantling plain cement or lime concrete work including - do- do- E/I.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 Cement : 2 coarse sand (zone-III): 4 graded stone aggregate 20 mm nominal size)

Dismantling R.C.C. work including - do- do- E/I.

Reinforceemnt cement concrete work in beams, suspended floors, roofs having slope up to 15º landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral staircase above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3

Centering and shuttering including strutting, propping etc. and removal of form for Chajjas

Providing 75 B brick work in C.M (1:6) in super structure and plinth with approved quality of clean coarse sand ---- do---do--- as per direction of E/l.

Reinforceemnt cement concrete work in beams, suspended floors, roofs having slope up to 15º landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral staircase above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3

Providing and laying APP (Atactic polypropylene polymer) modified refabricated five layer 3mm thick water proofing membrane, black finished reinforced with non - woven polyester matt consisting of acoat of bitumen primer for bitumen membrane @ 0.40 litre/sqm by the same membrane manufacture of density at 25°C, 0.87- 0.89 kg/litre and viscocity 70-160 cps. Over the primer coat the layer of membrane shall be laid using Butane Torch and sealing all jointsetc, and preparing the surface complete. The vital physical and chemical parameters of the membrane shall be as under :Jointstrength in longitunal and transverse direction at 23°c as 650/450N/5cm. Tear strength in longitudinal and transverse direction as 300/250N. Softening point of membrane mot less than 150°C. Coldflexibility shall be upto - 2°C When tested in accordance with ASTM,D - 5147. The laying of membrane shall be got done through theauthorised applicator of the manufacturer of membrane :3mm thick

S/F M.S. grill made of 20 x 6mm M.S. flat as per approved design and drawing, properly fabricated with joints continous fillet welded and finished smooth, carriage of grill to work site, hoisting as per building specification and direction ofE/I. (Where materials is not supplied by the deptt.)