14/ EE/PMD/PHED OF 2021-2022/SL1

Amount

Providing experienced Rig Crews containing Supervisor cum Driller one no. ,one no. Asst. Driller, Driver (2 Nos.), Workman(07 Nos. ) for drilling by New Small Rig with In-well Set drilling arrangement

Drilling a bore hole in DTH process through any kind of soils and rocks in overburden suitable for lowering and fitting fixing of 125 mm internal dia casing pipe ( may be departmental supplied)up to an average depth of 23 mtrs. and subsequently 115 mm diameter boring through any kind of rocky formation upto a total depth of 100 mtrs(in case of dry drilling ,drilling may be extended up to 120 metres) including all other works necessry for boring as per direction of E.I.C.(Rates are inclusive of all materials necessary for drilling works) a) 0 to 23 Mtrs/ over burden which one is deeper

b) 23/over burden which one is deeper to 70 Mtrs & above

Transportation of vehicles with compressor –engine Installed on average.

Transportation of vehicles as supporting vehicle on average.

Supply & delivery of 125 mm internal dia UPVC Casing pipe (minimum Wall thickness 6.5 mm ) having 3 mtr length each both end threaded and one end socketed as per IS-12818CM/CS Make:- Oriplast/Supreme/Dupoll/Utkarsh/Longlast

Construction of Platform and installation of India Mark II hand pumpas per technical specification provided in SOQ. (Extra deep Hand pump) NB:- Necessary cement, sand and stone chips are to be supplied by the agency and construction of platform is to be done in 1:2:4 ratios. 2. I.M-II hand pump assembly along with riser pipe, connecting rod etc. will be supplied departmentally at free of cost which to be had from departmental store located at Ranchi Road, Purulia.

Dismantalling of boundary wall/entrance of Sub-health center for movement of Rig bore machine and after completion of job reconstruction that as early as possible . Dismentalling all types of masonary excepting cement concrete plain or reinforced, stacking servicsible material at site and removng rubbish as directed within a lead of 75mm

Brick work with 1st class brick in cement morter(1:4) a) in foundation and plinth

Plaster( to wall, floor, ceiling etc) with sand and cement morter including rounding off chamfering corner as directed and raking out joints including throating, noising and drip course, scaffloding/staging where necessary (ground floor) excluding cost of chipping over concrete surface i) with 1:6 cement morter 15mm thick plaster

Special Terms & Conditions : A.All Drilling accessories e.g. hammer, bit, fuels, lubricants etc are to be borne by the agency. B.Petty repair in Road and sites to be borne by agency. C.Site list would have to be obtained exclusively from the office of the DIC, PMSD.PHE Dte. Site list may also contain single site only. D.Rig should be engaged at Sites given by PHE office only. E.In case of any damage of the rig machine occurred due to miss handling or any calamity happened by the machine under the custody of the agency, the expenditure to repair/compensate, to be borne by the agency. F.Whole or part quantity of Casing pipes mentioned in Sl .no.5 may be supplied departmentally, In that case bill should be done accordingly. G. CIPET Certificate to be submitted to the office of the DIC/PMSD/PHE Dte . During supply of Casing pipe

Add GST @12%

Add Cess @1%

S.P. BOREWELL

TAPAN KUMAR DEY