WBPWD/EE/CED/e-NIQ-27/2024-25

Amount

Sub Head--01 Dismentling works a) Dismentling the existing DG set [1nos 82.5kVA & 1no 160kVA] from its position with all its accesories & cables etc. safely without damaging the same as far as possible with co's own tools & tackles, expert technical person & loading unloading arrangements etc. & placed at a location as per direction of EIC [DG set must be covered with proper plastic cover temporarily prior to re-installation. Plastic cover must be arranged by concerned agency] b) installation of the same on newly built foundation c) Commissioning the DG set by depuation of manpower from the respective OEM & submittion of commissioning report in prescribed format as per direction of EIC [manpower none other than OEM will not be entertained] d) connection of all existing cables to the DG set including cost of cable gland & socket [make dowells] etc. as per direction of EIC

Dismentling the existing old & damaged shade along with brick walls, stuctral works & removal of rubbish etc. from the site as per direction of EIC with co's own tools & tackles, manpower arrangements etc.

Sub Head---02 Main Switch Supplying and fixing 415V, TPN SFU with sheet steel enclosure on flat iron/angle iron frame on wall with nuts bolts etc incl. S & F 3 nos. DIN type HRC fuse as per rating. 200A (Make- Siemens/L&T/Havells)

250A (Make- Siemens/L&T/Havells)

Sub Head-03 Earthing:- Excavation of soil for installation of Earth Electrode and filling & ramming as to GS. (For soft soil)

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below as per GS (By ISI-Medium GI pipe)

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 25 mm x 6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required

Connecting the equipments body to earth busbar including S&F 20 mm x 3 mm galvanised (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc.

Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe as to GS.

Extra for treatment of soil by using salt & charcoal or coke for plate electrode as to GS. Note: All bolts/washers/nuts etc must be are of Stainless steel type and washers must be spring type.

Sub Head---04 DG FOUNDATION & TRUSS Supplying and fixing exhaust gas piping (150 MM Diameter ). welded black MS, B class pipe conforming to IS: 3589 cut to required lengths and installed with necessary bends, supports and clamps, anti-vibration mountings, insulation of exhaust system with mineral wool / Rockwool, 50 mm thick wiremesh and aluminium cladding etc., as per requiremement of pollution control norms and required as per direction of Engineer-in-Charge and manufacturer recomendation.

Double kontted wove wire 2.1 m height (17 bars) vertical 300 mm apart horizontal spacing starting from 88 mm ending 200 mm top and bottom wire 10g and all other intermediate and 9g with finished border 2 ply twisted fencing complete includingtightening and fixing the same to posts with staples at every bar including cost of cutting and of lapping joints in net as necessary including cost of staples and wove wire.

Earth work in excavation of foundation trenches or drains in all sorts of soil (including mixed soil but excluding laterite or sand stone) including removing, spreading or stacking the spoils within a lead of 75m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

Earth work in filling in foundation trenches or plinth with good earth in layers not exceeding 150 mm. including watering and ramming etc.layer by layer complete .(payment to be made on the basis of measurement of finished quantity of work). (a) With earth obtained from excavation of foundation.

Cement concrete with 30 mm down graded shingles excluding shuttering. N.B. Variety (a) 1:3:6 proportion

Brick work with 1st class bricks in cement mortar (1:6) in foundation and plinth

Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works. 25 mm to 30 mm shuttering without staging in foundation

Steel shuttering or 9 to 12 mm thick approved quality ply board shuttering in any concrete work

Ordinary Cement concrete (mix 1:1.5:3) with graded stonechips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. (Pakur Variety.)

Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc. initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at inter-section, complete as per drawing and direction. (a) For works in foundation, basement and up to roof of ground floor/up to 4m. Tor steel/Mild steel. other than SAIL/TATA/RINL/JSW/JSPL/Shyam/SRMB/ISSL/BMASL/Electrosteel

Filling in foundation or plinth by fine sand in layers not exceeding 150 mm. as directed and consolidating same by thorough saturation with water ramming complete . Including the cost of supply of sand .(payment to be made on measurement of finished quantity).

Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.

Plaster ( to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering conrners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (ground floor). [Excluding cost of chipping over concrete surface]

Neat cement punning about 1.5mm thick in wall, dado, windowsill, floor etc. NOTE:Cement 0.152 cu.m per100 sq.m.

M.S. structural works with hollow sections ( square or rectangular shape) conforming to IS: 806-1957 & IS:1161-1958) connected to one another with bracket, gusset, cleat as per design, drawing & direction of Engineer-in-Charge complete including cutting to requisite shape & size, fabrication including metal arc welding conforming to IS: 816-1956 & IS: 9595 using electrodes of approved make and brand conforming to IS:814- 1957, haulage, hoisting and erection all complete. The rate includes the cost of all M.S. Hollow section, all consumables such as electrodes, gas and hire charges of all tools and plants and labour reqired for execution and all incidental chages (such as electricity, labour insurance) etc. complete. For roof truss works- Span up to 12 Mtr

Holding down bolt with nut including 100 x 100 x 6 mm plate washerat bottom fitted complete and packing the hole with cement concrete or cement grout as directed. 16 mm dia bolt- 450 mm long

Suppling, fitting and fixing single skin color coated trapezoidal profile for wall cladding, Roof shall be made of 0.45mm BMT (Base Metal Thickness) (0.50mm TCT(Total coated thickness excluding paint), G550 (min 550 yield strength), of Zincalume metallic coating (IS15965) with high Solar Reflectance Index (SRI) value for better colling as per thermatech technology, 1000-1015mm effective cover width with five major corrugation, 28mm high rib spaced at 203mm c/c with subtle square fluting in the pan and the end rib shall have anti-capillary groove and return leg.The steel sheet shall be fastened with 40 micron cine coated or 25 micron zine-tin alloy coated, hex head, self-drilling screw as per IS 3566-2002 Class 3 fastener. The base steel shall be conted with inc-aluminium alloy Zincalume (AZ150 )(.e. 55% Al, 43.4% Zine, 1.6% Si) minimum of 150 g/m2 coating total on both sides, pre-painted. with colorbond XRW (xterior roofing, walling paint system of 15 micron Super Durable Polyester paint (SDP) with stable inorganic pigment with no lead contents confirming IS15965. The sheet shall be free from defects and have brand marking of the manufacturer giving product details on the back of the sheet at regular interval confirming genuinits of the material. In Roof- With 0.5 mm thick sheet

Galvanised iron sheet ridging fitted with necessary bolts, screws, washers etc complete.(225mm end lapping) 450 mm lapping each way- With 0.63 mm sheet

Priming one coat on timber or plastered surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc.

Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc. (Truss)

Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand parpering etc. in cluding using of approved putty etc. on the surface , if necessary. On timber or plastered surface: With super gloss (hi-gloss) : Two coats (with any shade except white).

On steel or other metal surface : Two coats (with any shade except white).

Note1:Rate Should be Quoted with inclusive of all taxes, duties, cess as applicable.

MRINMAY MITRA (BID ID -5617316)

GREENLITE (BID ID -5621225)