Repairing Maintenance of Rangamati Agri Sub Seed Store under Amarpur Agri Sub Division

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto1.5m, disposed earth to be levelled and neatly dressed.-All kinds of soil

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Providing and laying of 1:3:6 ( 1 Cement: 3 fine sand : 6 graded stone aggregate 40 mm nominal size)

Providing and laying of 1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size) Item No-4. Providing and laying of 1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size)

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 sqm and below

Providing and fixing M.S. grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. all complete. Fixed to openings /wooden frames with rawl plugs screws etc.

Providing ridges or hips of width 60 cm overall width plain G.S. sheet fixed with polymer coated J or L hooks, bolts and nuts 8 mm dia G.I. limpet and bitumen washers complete. 0.63mm thick with zinc coating not less than 275gm/m2

Dismantling old plaster or pointing, raking out joints, cleaning and preparing the surface for replastering or re-pointing including disposal of rubbish to the dumping ground with all leads and lifts etc.complete as per direction of the Engineer- in-charge

Providing and fixing panelled / or panelled and glazed shutters for doors, windows and clerestory windows including ISI marked bright finished / black enamelled M.S butt hinges with necessary screws excluding panelling and or glazing, which will be paid for separately but including the wooden beading of 20 × 12 mm for fixing panelling and or glazing as per direction of Engineer-In-Charge. Gamair Wood. 35 mm thick shutters.

Applying one coat of water thinnable cement primer of approved brand and manufacturer on wall surface complete. Water thinnable cement primer

12 mm cement plaster of mix Cement mortar 1:4 (1 cement : 4 fine sand)

15 mm cement plaster on the rough side of single or half brick wall of mix: Cement mortar 1:4 (1 cement : 4 fine sand)

Neat cement punning

Finishing walls with textured exterior paint of required shade of approved brand and manufacture [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : New work ( two or more coats applied @ 3.28 litre/10 sqm) over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm

Applying priming coat [Payment shall be made after submission of Test Certificate issued by the Manufacturer] :With ready mixed Pink or Grey primer of approved brand and manufacture on wood work ( hard & soft wood ).

Painting with oil type wood preservative of approved brand and manufacture [Payment shall be made after submission of Test Certificate issued by the Manufacturer]: New work (two or more coats)

Distempering with 1st quality washable acrylic distemper of approved brand and manufacture and of required shade on old work ( one or more coats ), to give an even shade as required complete as per direction of the Engineer in charge.

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