Provision of M.S. sheet doors with interlock at main entrance, replacement of damaged windows and packing of other wall openings with brickwork at 10 (ten) nos. TE/BTS sites at different locations under Dumka OA.(BA- Dhanbad)

Amount

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in :

Cement mortar 1:6 (1 cement : 6 coarse sand)

Providing and fixing M.S. grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. including priming coat with approved steel primer all complete.

Fixed to steel windows by welding

Providing and fixing 1mm thick M.S. sheet door with frame of 40x40x6 mm angle iron and 3 mm M.S. gusset plates at the junctions and corners, all necessary fittings complete, including applying a priming coat of approved steel primer.

Using M.S. angles 40x40x6 mm for diagonal braces

Providing and fixing factory made ISI marked steel glazed doors, windows and ventilators side /top /centre hung, with beading and all members such as F7D, F4B, K11 B and K12 B etc. complete of standard rolled steel sections, joints mitred and flash butt welded and sash bars tenoned and riveted, including providing and fixing of hinges, pivots, including priming coat of approved steel primer , but excluding the cost of other fittings, complete all as per approved design (sectional weight of only steel members shall be measured for payment).

Fixing with 15x3 mm lugs 10 cm. long embedded in cement concrete block 15x10x10 cm of C.C. 1:3:6 (1 Cement : 3coarse sand : 6 graded stone aggregate 20 mm nominal size).

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.

(a) In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade :

Two or more coats on new work

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead :

Of area 3 sq. metres and below

Providing and fixing interlock of approved brand in MS sheet doors at main entrance of the TE/BTS building.

Extra for carraige of M.S sheet doors/windows and other materials from Dhanbad to respective TE/BTS at staggered locations in District: Dhanbad including loading and unloading, extra labour and transportation for pre-measurement etc all complete.

RATAN MAHTO (BID ID -891591)