Proposed repairing renovation of A Type OM Quarter Number 8 of District and Sessions Judge, Tinsukia, Assam

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil.

Supplying chemical emulsion in sealed containers including delivery as specified. Chlorpyriphos / Lindane emulsifiable concentrate of 20%

Diluting and injecting chemical emulsion for POST-CONSTRUCTIONAL anti-termite treatment (excluding the cost of chemical emulsion): Treatment of soil under existing floors using chemical emulsion @ one litre per hole, 300 mm apart including drilling 12 mm diameter holes and plugging with cement mortar 1:2 (1 cement : 2 coarse sand) to match the existing floor. With Chlorpyriphos/Lindane E.C. 20% with 1% concentration.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering – All work up to plinth level: 1:3:6 (1 Cement : 3 coarse sand (Zone-III) derived from natural sources : 6 graded stone aggregate 40 mm nominal size derived from natural sources).

Brick work with common burnt clay F.P.S. (non-modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:4 (1 cement : 4 coarse sand). (a) In proportion 1:3

15 mm cement plaster on the rough side of single or half brick wall of mix: 13.5.1 1:4 (1 cement : 4 coarse sand)

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement – All work up to plinth level: 5.1.2 1:1.5:3 (1 cement : 1.5 coarse sand (Zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Providing and laying damp-proof course 50 mm thick with cement concrete 1:2:4 (1 cement : 2 coarse sand (Zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources).

Making plinth protection 50 mm thick of cement concrete 1:3:6 (1 cement : 3 coarse sand (Zone-III) : 6 graded stone aggregate 20 mm nominal size) over 75 mm thick bed of dry brick ballast 40 mm nominal size, well rammed and consolidated and grouted with fine sand, including necessary excavation, levelling, dressing & finishing the top smooth.

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead:Of area beyond 3 sq. metres.