REPAIR / REPLACEMENT OF CI/GI PIPE LINE, PUMP SETS AND CAMOUFLAGE PAINTING TO CERTAIN BUILDINGS AND CERTAIN CONNECTED WORK AT TECH AREA OF 799SU 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 in a layers 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.

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

Taking up or down steel water tubing including fitting connections and cleaning tubing, fitting/ cutting threading of serviceable tubing for relaying and removal of unserviceable tubing all as directed by Engr-in- Charge 150 mm bore.

All as per Ser No 5 above but 100 mm bore

All as per Ser No 5 above but 80 mm bore

All as per Ser No 5 above but 50 mm bore

All as per Ser No 5 above but 40 mm bore

All as per Ser No 5 above but 25 mm bore

All as per Ser No 5 above but 20 mm bore

All as per Ser No 5 above but 15 mm bore

Fixing only old serviceable GI pipe incl fittings and connection inner or old position (Pipe obtained form item No 6 above ) 150mm bore dia

All as per Ser No 13 above but 100 mm bore

All as per Ser No 13 above but 80 mm bore

All as per Ser No 13 above but 50 mm bore

All as per Ser No 13 above but 40 mm bore

All as per Ser No 13 above but 25 mm bore

All as per Ser No 13 above but 20 mm bore

All as per Ser No 13 above but 15 mm bore

Supply and laying the GI water tubing medium grade with all fittings in trenches and all specified and as directed. 150mm bore.

All as per Ser No 21 above but 100 mm bore

All as per Ser No 21 above but 80 mm bore

All as per Ser No 21 above but 50 mm bore

All as per Ser No 21 above but 40 mm bore

All as per Ser No 21 above but 25 mm bore

All as per Ser No 21 above but 20 mm bore

All as per Ser No 21 above but 15 mm bore

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

All as per Ser No 29 above but 40 mm dia

All as per Ser No 29 above but 25 mm dia

All as per Ser No 29 above but 20 mm dia

All as per Ser No 29 above but 15 mm dia

M & L for Construction of valve pit of size 1.20 x 1.20 x 1.20 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 item No 34 above, but 90 x 90 x 90 cm (internal dimension) complete.

Taking down old unserviceable sluice valve 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 for 150mm dia.

All as per Ser No 36 above but 100 mm dia

All as per Ser No 36 above but 80 mm dia

S & F air release valve double action chamber of size 150 mm dia all complete all as specified and directed.

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 150 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 wir 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 by Engineer-in-charge. Note : The retrietived copper winding wire shall be returned to MES store and necessary RV obtained for the same

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 brick straight or curved on plan exc 6m mean radius built in modular bricks 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 (1:6) 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 potability of water after replacement of filter media from approved Govt lab complete all as specified and as directed.

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

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 diax10cm 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 : Nuts, bolts & washers shall be measured & paid separately under relevant items here-in-after.

Draining out water from over head reservoir/ PVC tanks House Holds of 35000 Gallons (Tech Area) UG sump capacity , 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 paint synthetic enamel with height & width of letters/figures 15cm & 10cm respectively in prominent places of tank all complete all as specified and as directed for (a) 35000 Gallons (Tech Area) UG sump.

All as per Ser No 50 above, but 60000 Gallons(tach Area) OHT

All as per Ser No 50 above, but 60000 Gallons Bagora pump house.

All as per Ser No 50 above but 500 Ltrs( Living Accomodation)

Scrapping,cleaning,removing the fungus/algae blloms,plant dust with the help of coconut broom and iron nwire brush from the entire inner portion of lake 110x40x50 m serving the sluice valve spreding bleaching powder on the inner surface of lake as directed keeping it for 24 Hours and again washing the lake with water complete all as specified and directed.

S & F 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 of 25 mm bore dia. Make: PRAYAG / SUPREME

All as per Ser No 55 above but 20 mm dia

Taking down cement plaster from wall including racking out joints hacking for key and scrubbing down with water etc complete all as specified and as directed.

M&L for rendering 15mm thick in two layers, Ist layer with 10mm thick in CM 1:6 and IInd layer with 5mm thick in CM 1:4, mixed with water proofing compound on top layers as per manufacturer’s instructions finished even and fair without using extra cement complete all as specified and as directed. (Note:- Water proofing compound shall be measured and paid separately as “supply only”).

Supply only water proofing compound ISI marked.

Complete removal of existing treatment of walls / roof of RCC and AC sheets etc and preparation of old plastered surface of walls including plasters and cornices etc and applying two coat of exterior emulsion (weather coat) over a coat of anti alkaline primer in different for camouflage and concealment of sigma II software design / patterns approved by users complete all as specified and as directed.

All as per item No 60 above but Preparation / apply to new surface.

M & L for preparation and cleaning of old steel CGI surfaces (using emery paper/ sand paper for old rusted surface) exc 10cm width or girth in roof/clading etc and applying two coats of synthetic enamel paint over a coat of red oxide primer in different tint for camouflage and concelment of sigma II software design/patterns approved by users all as specified and directed.

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. 3. For measurement purposes in respect of those building for which audited periodical services measurement books are available; quantities shall be taken from PSMBs direct and entered in Measurement Book (IAFW-2261) and in respect of those buildings for which audited PSMBs are not available, detailed measurements of works shall be taken and entered in Measurement Book(IAFW-2261) in the usual manner.

SUNIL DAS AND CO

M/S MANAS MITRA

SHRI P P SHARMA

RABI BANIK