Execution, Testing and Commissioning of Balance work including supply, fitting, fixing of materials of Sibsagar Water Supply Scheme, at Sibsagar.

Amount

Execution, Testing and Commissioning of Balance work including supply, fitting, fixing of materials of Sibsagar Water Supply Scheme, at Sibsagar.

Construction of Pump House at Treatment Plant site ( details as per Annexure-I)

Internal electrification at Barge Site ( details as per Annexure-II)

Internal electrification at Treatment Plant Site ( details as per Annexure-III)

Construction of Construction of 5m dia,3.00m depth RCC Sludge collection reservoirTreatment Plant site ( details as per Annexure-IV)

Supplying, laying, jointing, testing and commissioning of required dia of CIDF pipes of Class -B as per relevant latest IS specification as per IS:1537-1976 including all necessary earthwork, specials, supporting structures, anchor / thrust block etc., as applicable under rule, all complete, as directed and specified for vertical pipe for three numbers of ESR as per required length in three differeent place of ESR site all complete

a) 80 mm dia (over flow)

b) 200 mm dia. (Pumping inlet )

c) 350 mm dia (delivery line)

Supplying, laying, jointing, testing and commissioning of 150 dia DI / SS Class K7 Sludge pipe network (as per all relevant BIS specification), including all necessary earthwork, specials, valve chamber, supporting structures, anchor / thrust block etc., restoration of road hard crust / side bam (repairing charges payable to PWD / local bodies, if any), including obtaining permission for laying of pipe line along / across any Govt. / Semi Govt./ Private property, and including payment of all Taxes & duties as applicable under rule, all complete, as directed and specified.

Supplying , carrying, placing in position, fitting and fixing CI sluice valve ( with wheel and cap) CI reflex valve complete with supplying bolts and nuts, 3 mm thick rubber insertion sheet etc. ( the tail pieces if required will be paid separately) all complete as directed ( one valve and two flanged jointsof C.I.D.F. Sluice valve (with wheel & cap) of PN 1.6 of WITH SPUR GEAR ARRANGEMENTS

a) 150 mm sludge lineas per relevant latest IS specification.

b) 350mm (delivery and drainout line)as per relevant latest IS specification.

Construction of brick masonry valve Chamber in cement mortar 1:5 ( 1 cement: 5 coarse sand ), 100 mm thick RCC top slab with 1:2:4 mix (1 cement :2 coarse sand: 4 grade stone aggregate20 mm nominal size) with 10 mm dia tor steel @ 130c/c both ways (double jali), 100 mm thick foundation concrete 1:3:6 mix (1 cement :3 coarse sand: 4 grade stone aggregate40 mm nominal size) concrete, inside plastering 12mm thick with cement mortar 1:4 (1 cement: 4 course sand) finished with floating coat neat cement complete as per standard design and drawing as directed by the Engineers-In-Charge .

a) Size1000x1000x1200

b) Size -1200x1200x1200

Construction of RCC anchor pillar foundation at Barge Site with footing size 1.8Mx1.8Mx0.5Mand 1.8M height with thepippar size 0.5Mx0.5M.

Providing ,fitting, fixing, testing and commissioning of water level indicator, callibrated scale, floating valve, string rope, roller with stand all complete as per standard specification and approved by the Engineer-in -Charge.

Hydrotesting of the ESR with 9.00 Lakh/5.70 lakh litres of clear water along with all necessary arrangement all complete as per standard specification and approved by the Engineer-in -Charge.

Supply, installation, testing and commissioning of electrical driven wast disposal pumping set (couple type) suitable for operation with 415 (+10 %) V, 3-phase, 50 Hz + 3% power supply with panel board including Star Delta starter (AC incorporating incomer MCCB, three air break contactors for main/delta/star complete set as required) etc. with suitable size/capacity & following specification of pump/ motor along with all accessories such as base frame, coupling, guard foundation, bends, non return valves, sluice valve, clamps with nuts & bolts, clips etc. in all respect including construction of foundation all complete including suction and delivery mains/pipes, specials, fitting, fixing etc.. Specification: Horizontal split casing centrifugal pump type RPM of Motors be 1400 to 1500 Construction materials – cast iron casing, stainless steel shaft, Bronze impeller. Head -30 .00 M RPM -1400 to 1500 HP -10 HP Casing -Cast Iron Shaft -Stainless steel Impeller - cast Iron Length of Pumping Main -400.00M

Suppy and placing of Filter media River gravel of size 'i) 40 mm -50 mm, ii) 32 mm -40 mm, iii) 12 mm -20 mm, iv) 6 mm -12 mm

Supplying of coarse sand free from dust usable to filter media,

M/S ONE STAR ENGINEERING

MD ROFIQUL ISLAM

PRADIP KR. DUTTA