Construction and Repairing of chambers at Various Places in Pr. No. 20

Removing rich mix cement concrete including stacking the spoils as directed with all leads, lifts etc, complete.

Dismantling brick masonry in lime or cement mortar and stacking the materils as directed with all leads, lifts etc.

Excavation for foundation in hard murum including removing the excavated material upto distance of 50 metres beyond the building area and stacking and spreading as directed, dewatering, preparing the bed for the foundation and necessary back filling, ramming, watering including shoring and strutting etc. complete. By Mechanical Means (Spec. No. : Bd.A. 2 Page 259/CSR I Page No. 148

Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader/ Paver on prepared surface and compacting with vibratory roller to achieve the desired density, complete as per clause 401 -- Plant Mix Method and Grading - I Material

Providing and laying in situ / ready mix / ready mix M10 cement concrete of trap/ granite/ quartzite/ gneiss metal in foundation including necessary centering, formwork, bailing out water, compacting and curing etc. complete. (with fully automatic micro processor based PLC with SCADA enabled with reversible drum type mixer/ concrete batch mix plant (pan mixer) with natural /artifical sand)

Providing and laying in situ / ready mix M-20 controlled reinforced cement concrete of trap metal for raft slab including "V" haunches, formwork, scaffolding, compaction by vibrating, finishing curing etc. complete. concrete batch mix plant / pan mixer with fine agreegates of required specifications ( VSI sand finely washed etc ) etc. complete. (excluding reinforcement). a) RCC Grade with reversible drum type mixer/ concrete batch mix plant (pan mixer) .

Providing and laying in situ / ready mix controlled grade of M20 of trap /granite /quartzite /gneiss metal for RCC works in cut off walls / curtain walls including necessary scaffolding, centering, compacting by vibrator, finishing and curing etc. complete. (with fully automatic micro processor based PLC with SCADA enabled with reversible drum type mixer/ concrete batch mix plant (pan mixer) with fine agreegates of required specifications ( VSI sand finely washed etc ), excluding reinforcement)

Providing and laying in situ / ready mix M-20 controlled cement concrete of trap/ granite/ quartzite/ gneiss metal for RCC work in solid/ deck slab etc. including ramming, vibrating, curing, formwork, centering and finishing in cement plaster excluding reinforcement etc. complete. (with fully automatic micro processor based PLC with SCADA enabled concrete batch mix plant / pan mixer and fine agreegates of required specifications ( VSI sand finely washed etc )

Providing and fixing precast 125 mm thick slotted covers casted in M-30 with reinforcement of 10 mm dia bars both way @ 150 mm c/c tied with tack welding, with 2 hooks of 12 mm dia bars finishing in c.m.1:3 etc.complete.

Providing, Supplying and Transporting steel fibre reinforced concrete (S.F.R.C.) frame and covers of approved make including loading, transportation, with all material and labour, all taxes, etc. complete as directed by Engineer-in-charge. SFRC concrete Manhole cover and frame HD-20T as per heavy duty design to cope with the demands of heavily traffic in main roads, carriageways, Parking’s etc. As per IS: 12592:2002, Ordinary Portland Cement 53 grade. Reinforcement 10 mm TMT Bars Fe 500 Grade, MS Sheet:1.30 mm Thick at edges for protection of edges during handling. Concrete Grade : M35 Water Cement Ratio: 0.35 2 Nos Lifting hooks, 12 mm dia TMT bars provided. Anti-skid surface, Waterproof, Weatherproof, Burglarproof, Non- Corrosive, High Strength, Heat Resistant, Shockproof etc. as directed by the Engineer In charge.