Periodical maintenance of sewage system and water supply system provided in the harbour estate area and office area for a period of two years in VOC port

Amount

Brick work in Cement Mortar 1:5 (M. Sand (Crushed Stone Sand)) ( One cement, five M. Sand (Crushed Stone Sand)) using chamber burnt bricks for walls in Ground Floor of the building including cost of all materials, labour, curing etc., complete complying with AISS and as directed by the departmental officers.

Plastering the Brick work 15 mm thick in Cement Mortar 1:5 (Plastering Sand (P-Sand)) (One cement, five Plastering Sand (P-Sand)) for all faces of walls (even and uneven) in all floors upto full height of the building including necessary scaffolding, racking of masonry joints, cleaning, curing etc., complete complying with AISS and as directed by the departmental officers.

Providing and fixing R.C.C. Pre-cast slab 75mm thick of various size in Cement Concrete 1:1.5:3 including all labour, materials, form work, reinforcement, conveyance and fixing the slab etc., complete complying with AISS and as directed by the departmental officers.

Removing blockage in the sewer line by dewatering the sewage water by 5 HP mud pump from the manhole continuously for entire sewer line and flushing the sewer line with fresh water forcibly at point of blockage and removing all the blockages from the sewer line using required tools & plants to make free flow of sewage, cost including the hire charges of 5 HP mud pump with fuel and crew, conveyance of water tankers, labour charges and required tools & plants etc.., complete and as directed by the departmental officers. (Required water for flushing the sewer line will be supplied by Port at free of cost at Beach water tank)

Cleaning the Sludge from the Septic tank / Sewage Pump House Well / Soak Pit / Cesspool etc., and collecting the sludge in the lorry fitted with motor pump at various locations in Port area (Inside & Outside Green Gate / Red Gate) and dumping the same in the Sewage Treatment Plant at Port area including cost of hire charges for tanker lorry fitted with motor pump, labours, fuel, etc., complete and as directed by the departmental officers

Removing accumulated sludge, silt and other waste from all the inspection chambers (570 Nos.) and manholes (160 Nos.) in the Harbour Estate at every month, cleaning the screen cum collection wells at Railway Quarters and Admin. Office pump house well and removing blockage if any found in the sewer lines, depositing the collected waste in the places shown by the departmental officials including labour charges, tools & plants, etc., complete and as directed by departmental officers

Attending repair works to the existing 8" Sluice valve including cost of removing the shutter & re-fixing the same in position, Cost of Brass bush, gland, gland rope, bolt & nut, gasket, check nut, etc., including all labour charges, Brass welding, Grinding, fixing and functioning etc.., complete and as directed by departmental officers.

Attending repair works to the existing 4" Sluice valve including cost of removing the shutter & re-fixing the same in position, Cost of Brass bush, gland, gland rope, bolt & nut, gasket, check nut, etc., including all labour charges, Brass welding, Grinding, fixing and functioning etc.., complete and as directed by departmental officers

Attending repair works to the existing 6" Sluice valve including cost of removing the shutter & re-fixing the same in position, Cost of Brass bush, gland, gland rope, bolt & nut, gasket, check nut, etc., including all labour charges, Brass welding, Grinding, fixing and functioning etc.., complete and as directed by departmental officers.

Attending repair works to the existing 12" Sluice valve including cost of removing the shutter & re-fixing the same in position, Cost of Brass bush, gland, gland rope, bolt & nut, gasket, check nut, etc., including all labour charges, Brass welding, Grinding, fixing and functioning etc., complete and as directed by departmental officers.

Attending repair works to the existing 12" Foot valve including cost of removing the foot valve & refixing the same in position, including cost of Foot valve leather, SS316 bolt & nut, gasket etc., including all labour charges, Welding, machining, seating surface area, fixing and functioning etc., complete and as directed by departmental officers

SURYA ENTERPRISES (BID ID -820172)

MARIA ANTONY JUDERAJA (BID ID -823115)

SRIRAM TRADERS (BID ID -822987)

S. KUNJAN (BID ID -821024)

Shri Venkateswara Constructions (BID ID -821366)