REPAIR AND REPLACEMENT OF CI, GI PIPE LINE, PUMP SETS AND CERTAIN CONNECTED WORKS AT 799 SU, AF STN KURSEONG UNDER GE AF BAGDOGRA

Amount

Excavation in trenches in soft / loose soil n.exc 1.5 mtr wide n.exc 1.5 mtr deep getting out soil complete all as specified and directed.

Returning filling in including spreading leveling well ramming in layers n.exc 25 cm thick all as specified and as directed.

Removing excvated material (Soil) n.exc 50 mtr and depositing where directed at a level n.exc 1.5 mtr above the starting point all as specified and directed.

Boring of road for laying of pipe not exceeding 90 cm below ground level complete all as specified and as directed.

M & L for cement concrete type C2, 1:3:6 (40 mm graded aggregate) for making good to disturbed surface of road etc. all as specified and as directed.

Taking up or down 100 mm bore steel water tubing including fitting connections and cleaning tubing, fitting/ cutting threading of serviceable tubing for relaying and removal of unserviceable tubing all as specified & directed of the following sizes all as directed.

All as per ser item No. 6.00 above but 80 mm bore

All as per ser item No. 6.00 above but 50 mm bore

All as per ser item No. 6.00 above but 40 mm bore

All as per ser item No. 6.00 above but 25 mm bore

All as per ser item No. 6.00 above but 20 mm bore

All as per ser item No. 6.00 above but 15 mm bore

Rifixing only old serviceable GI pipe 100 mm bore incl fittings and connection new or old position (Pipe obtained form item No 6 above ).

All as per ser item No. 13.00 above but 80 mm bore

All as per ser item No. 13.00 above but 50 mm bore

All as per ser item No. 13.00 above but 40 mm bore

All as per ser item No. 13.00 above but 25 mm bore

All as per ser item No. 13.00 above but 20 mm bore

All as per ser item No. 13.00 above but 15 mm bore

Supply and laying 100 mm bore GI water tubing medium grade with all fittings in trenches and all as directed.

All as per ser item No. 20.00 above but 80 mm bore dia

All as per ser item No. 20.00 above but 50mm bore dia

All as per ser item No. 20.00 above but 40mm bore dia

All as per ser item No. 20.00 above but 25 mm bore dia

All as per ser item No. 20.00 above but 20 mm bore dia

All as per ser item No. 20.00 above but 15mm bore dia

S & F Gun metal gate valve 50 mm dia with iron wheel head, screwed both ends for iron / PPR pipe.

All as per ser item No. 27.00 above but 40 mm dia

All as per ser item No. 27.00 above but 25 mm dia

All as per ser item No. 27.00 above but 20 mm dia

All as per ser item No. 27.00 above butt 15 mm dia

M & L for Construction of valve chamber of size 120 x 120 x 120 cm (Internal dimension) incl necessary earth work and MS sheet 2 mm thick cover with angle iron frame 25 x 25 x 6mm including demolition of existing valve pit and iron cover all as specified as directed.

All as per ser item No. 32.00 abov but, 90 x 90 x 90 cm (internal dimension) complete.

Taking down old unserviceable sluicevalve 100 mm dia form existing position and supply and fixing cast iron sluice valve conformig to IS - 14846 clockwise dosing with flanged ends and iron wheel including necessary joints by means of bolts, nuts washers and rubber gaskets complete all as specified and as directed.

All as per ser item No. 34.00 above but 80 mm dia.

S & F air release valve double action chamber of size 100 mm dia all complete all as specified and directed.

S & F air Non Return Valve double action chamber of size 100 mm dia all complete all as specified and directed.

Disconnection of electric connection of centrifugal pump of Capacity 50 HP and Dismantling the the assembly of motor , alternator, bowl assembly , cleaning , descaling internally, overhauling , rewinding the defective motor 3 phase 415 Volts 50 Hz AC supply with super enamelled copper wire of suitable guage including varnishing , heating, reassembly refixing connection, replacement of worn out parts such as impeller neck ring , gun metal , bush, shaft key etc and reinstalling the centrifugal pump with proper alignment with DOL starter after completion of work and testing at the site all as specified and directed.

Demolition of Brick work or stone/ bouldar machinery built in lime mortars including lime quions arches, pillar etc but excluding ashlar facing dresed stone work and pre cast concrete articles all as specified and Directed.

M&L for brick work with fly ash bricks of size old size bricks straight or curved on plan exc 6m mean radius built in cement mortar (1:6) all as specified as directed.

M&L for rendering 10 mm thick on fair faces of brick on concrete surfaces in (1 : 6) cm finished even and smooth all as specified as directed.

M& L for cement concrete in foundation , filling and mass concrete, type D2, (1:4:8) using 40mm graded stone aggregate all as specified as directed.

Taking water sample for chemical analysis test for portability of water (after replacement of filter media) from approved Govt lab complete all as specified and as directed. Note : Test report shall be submitted.

Replacement of unserviceable water pressure gauge with new pressure gauge of capacity (0 - 14 Kg/cm2) range complete all as specified and as directed (Make : OASIS) or equivalent make as approved by GE.

Taking out old unserviceable rubber gasket from position with taking out of nuts, bolts etc and S&F New rubber gasket of size 75cm outer dia and 10cm width made out of 3mm thick rubber sheet of approved quality fixed with suitable size & dia mild steel machine made nuts, bolts & washers of required size & numbers complete all as specified and as directed. (Note : The rate qouted shall deemed to be included for supply and fixing of nuts, bolts & washers of requisite size and numbers).

Draining out water from over head reservoir/ PVCTanks House Holds, removing sludge deposited, scales and other impurities from inside the tank thoroughly by scrapping with wire brushes, broom stick to make the surfaces free from sludge deposit and impurities, cleaning & washing the surfaces with bleaching powder solution including rewashing with fresh water and writing letters /figures like “Tank cleaned on____________(date) and Due date_____ boldly & prominently with synthetic enamel paint with height & width of letters/figures 15cm & 10cm respectively in prominent places of tank all complete all as specified and as directed. (a) Capacity of UG Sump 35000 Gallons (Tech Area).

All as per ser item no. 46.00 above but 60000 Gallons Capacity (Tech Area) OHT

All as per ser item no. 46.00 above but 60000 Gallons Capacity Bagora pump house, UG Sump.

All as per ser item no. 46.00 above but 500 Ltrs( Living Accomodation) PVC Tank. Note for SL No. 46 to 49 : The qouted rat shall deemed to be included for supply bleaching powder.

Scrapping,cleaning,removing the fungus/algae blloms,plant dust with the help of coconut broom and iron wire brush from the entire inner portion of tank size 110 x 40 x 50 m servicing the sluice valve spreding bleaching powder on the inner surface of tank as directed keeping it dry for 24 Hours and again washing the tank with water complete all as specified and directed . Note : The rate qouted shall deemed to be included for Supply bleaching powder.

S & F 25 mm bore ball cock or float valves high pressure of synthetic metal with expoxy aluminium rod and high density plastic ball screwed with GI socket for iron pipe .

All as per ser item no. 51.00 above but 20 mm bore dia

NOTES :- 1. The amount of schedule of credit shall be deducted from the total of this BOQ for arriving at contract sum. 2. Unless otherwise specified the rates for PCC shall deemed to include the cost of formwork shuttering etc., required for complete and proper execution of the work. Refer Schedule A notes for details.

RAMKRISHNA NARAYAN ROY & CO

M/S P K ROY AND CO

SHRI P P SHARMA

M/S SUNNY ENTERPRISE

SREE SWAPAN KUMAR GHOSH

RABI BANIK

BUILDERS ASSOCIATE