Annual maintenance contract for cleaning and repairing of sewerage chambers, septic tanks and minor drain repair works at various colonies under RSA of Chandrapur Area for 2 years.

Day to day cleaning of existing sanitary chambers, septic tanks, gully chambers, sewer line, drainage pipe soil waste pipe etc. of residential quarters and welfare building including opening of tank cover and removing of all waste soil / sludge from tank and disposing the same at appropriate dumping place within lead up to 50 mtr. besides closing tank cover properly etc. complete as per direction of Engineer in charge (3 nos. manpower to be engaged per day). All safety measures to be provided by contractor.)

Carriage of Earth by mechanical means including loading, unloading and stacking @ 1km murum, building rubbish, Earth.

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, for all lift, 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 and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.

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 20 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 1:6 (1 cement : 6 coarse sand)

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing: 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)

12 mm cement plaster finished with a floating coat of neat cement of mix : 1:4 (1 cement: 4 fine sand)

Providing, hoisting and fixing up to floor five level precast reinforced cement concrete in small lintels not exceeding 1.5m, clear span up to floor five level, including the cost of required centering, shuttering but, excluding the cost of reinforcement. with 1:1.5:3 (1 cement: 1.5 coarse sand (zone-Ill) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more.