Supplying and laying of DI-K-7, 100 mm. dia pipe from Rawani Tola to Harijan Tola in Petia Village of Petia Panchayat in Dhanbad Block. (DMFT Fund)

Earth work in excavation tenches in ordinary soil (vide calssification of soil Item-B) for taking out D.I K-9 & D.I K-7 pipe and laying including disposal of excavated earth as obtained up to 50.0 M including all lift with leveling ramming the foundation trenches removing root of tree shrubs all complete as per direction of E/I Assuming 60% of Total earth work of taken classification soil item -B

Earthwork in excavation of foundation trenches as per desigh section in ordinary or soft rock (vide classifiction of soil vide item c) and disposal of excavated materials so obtained (50m away from the edge of trenches ) with initial lead of 150m and initial lift of 1.5 m as per specification and direction of E/I. Assuming 40% of Total earth work of taken classification soil item -C

Supplying all Labours, tools & tackles etc for laying and jointing D.I K-9 & D.I K-7 pipe in trenches, supplying rubber gasket (Rubber gasket confirming to IS 5382-1969) and making gasket joint, providing night guard, barrier and red light to safe guard against accident etc all complete carriage of D.I Pipe to work site, laying of DI-K-9 & D.I K-7 pipes to be done as per ISS 3114-1985 as per design specification & direction of E/I

providing and supplying of ISI standard DI specials andfitting with sealing ubber gasket of SBR 'complete with cast iron follower gland and MS nut bolts coated or otherwise protected from usting and suiable for DI pipes complete as per IS 9523 class K12.

Providing double flange sluice valve (size 50mm to 1200 mm)confirming for IS-2906/14846 including worn gear arrangements as per test pressure stainless steel spindle,caps transportation etc.all complete withourt bypass arrangement -PN-1

Supply labour, tools etc and fitting and fixing C.I sulice vlave in trenches with a pair of C.I tail pieces including making lead caulked joints and flange joints as per ISS specification including supplying all joints materials (pig lead confirming to ISS 782-1978 and yarn confirming to ISS 638-1972 including drilling holes in flanges if required as per specification and direction of E/I.

Supplying materials and labours and constuction of sluice valve chamber of designation 75 A having 0.25m thick brick masonary wall in cement mortar (1:6) including 12mm cement plaster with punning and providing 150 mm thick RCC (1:2:4) slab including earth work, sand filling brick flat soling, PCC (1:3:6) in foundation and refilling the trenches all complete as per direction of E/I

Dismantling of Plain cement or lime concrete work including stacking serviceable materials in countable stacks within 15m lead and disposal of unserviceable materials with all leads all complete direction of E/I

Providing P.C.C. M-150 in nominal mix of (1:2:4) in foundation with approved quality of stone chips 20 mm to 6 mm size graded & clean coarse sand of F.M. 2.5 to 3 including screening, shuttering , mixing cement concrete in mixer & placing in position, vibrating string, curing, taxes and royalty all complete as per building specification and direction of engineer in charge.

Earth work in back filling the trenches after laying of pipes with earth removed during execution as per specification and direction of E/I