Repair and Maintenance to the UGD chamber and UGD pipe line at Sowkar nagar, Al Amin colony, Saramedu, Anbu nagar and ward areas in ward no.86, south zone.

Amount

Cut open bituminous tar road for laying of sewer pipes etc., complete as directed by the deptemental officers

Dismantling the old damaged RCC slab including all cost etc., complete as per standard specification

Dismantling the old damaged PCC sidewall including all cost etc., complete as per standard specification

Desilting the existing UGD chamber and removing the all slush and silt under water with necessary aid of basket and vessels (SS20B) etc., complete as per the direction of departmental officers

Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 m in narrow trenches having bed width 1.25 m and below for laying of pipes forwater supply and sewerge works in the following typeof soils as directed by departmental officer

Earth work excavation in all kinds of soil including sand, silt,wet sand under water, black cotton, stiff clay, hard red earth, murram, stoney earth, gravel and shale's etc., excepting all kinds of rock and boulders exceeding 0.014 cum in volume including rough dressing and dumping the excavated materials away from work site manually with in 50 m initial lead and 2 m initial lift as per direction of engineer-in-charge

Dewatering using 7.5HP diesel engine pumpset including hire charges cost of diesel, engine oil, pump operator labour charges conveyance of pumpset and fuel to site and back, loading unloading and any other incidental charges etc., complete

Cement concrete 1:4:8 (one cement four sand and eight aggregate) using 40 mm gauge hand broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15 cm thick and compacted etc., complete complying with standard specification

Supplying and erecting shuttering including necessary suppots for plane surfaces such as vertical walls etc., using mild steel angles for boarding supported by casuarina props at suitable intervals etc., complete complying with standard specification and as directed area 10.80 sq mtr (upto 4 feet)

Supplying and erecting shuttering including necessary suppots for plane surfaces such as vertical walls etc., using mild steel angles for boarding supported by casuarina props at suitable intervals etc., complete complying with standard specification and as directed area 10.80 sq mtr (upto 4 feet)

Cement concrete 1:3:6 (one cement three sand and six aggregate) using 20 mm gauge hard broken granite stone jelly for all CC items of work exculuding centering but including curing finishing etc., complete fixtures in CC works wherever necessary as directed by departmental officer etc., complete

Plastering with cement mortar 1:3 (one cement three sand) to 12 mm thick etc., completed

Supply and fabrication of RTS roads in various dia including cutting bending placing in position and tying etc.,

Supplying and erecting centering for sides and sofits inculding supports and strutting up to 3.29 m high for plane surfaces such as RCC slabs with all cross bracings using mild sheets of size 90 cm x60 cm and BG 10 stiffened with welded mild steel angles of size 25 mmx25 mmx3 mm for boarding laid over country wood joints of size10 cmx6.50 cm spaced at about 90 cm centre to centre and supported by casuarinas props of 10 cm to 13 cm dia spaced at 75 cm centre to centre etc., complete and as directed

Reinforced ceent concrete 1:1.5:3 Ione cement one and half sand three aggregate) using 20 mm gauge hard broken granite stone jelly for all RCC items of work excluding centering , shuttering and cost of reinforcement griill but including finishing etc., complete and also including fixing fan clamps and fixtures in RCC works wheverer neceesary as diecded by departmental officers etc., complete

Supply anf fixinf of 600 m dia SFRC manhole cover with frame as per the standard specification and instruction of departmental officers

Supply and laying of and jointing of the following 230 dia (9 dia) stone ware pipe including spun yarn cement mortar labour chagres etc., completed

Supply and delivery of AC cement pressure pipe 450 mm dia of class 15 as per IS 1592/2003 as per the direction of departmental officer etc., completed

Supply and delivery of AC cupler for cement pressure pipe 450 mm dia of class 15 as per IS 1592/2003 as per the direction of departmental officer etc., completed

Lowering AC pipes and specials into the trench carefully, laying to proper grade and aligment jointing of AC pipes with simplex joints with rubber rings as per the direction officer etc., completed for depth above 2 m to 4m

Conveyance of excavated efrom the site 0-15 Km lead including loading and unloading etc., completed

Plain cement concrete 1:2:4 (one cement two fine aggregates and four coarse aggregates) using 20 mm size ISS HBG metal including cost and conveyance of all materias to site and including for the mixing laying and labour charges etc., complete as per standard specification