Tender For Repair And Maintenance Of Control Room Building Of Petla 33/11Kv Substation Under Dinhata Division Wbsedcl- 1 Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m.In ground floor including roof.(a) upto 150 mm. thick 2 Screed concrete on roof with cement concrete (4:2:1) including admixture of damp proof materials as per manufacturers specification laid in panels as directed including cleaning, chipping and applying cement sluury @ 1.75 Kg/SqM. Providing ghoondies at junctions with parapet etc. shapping and finishing at mouths of rainwater pipes complete with top finishing with cement punning not more than 1.5mm thick , curing complete as per direction of Engineer-in-charge.[Artificial Stone Flooring (Sl. no. 3 at Page no. 41) minus Neat Cement Punning (Sl.15 at Page no. 192)= Rs. 344.00 - Rs. 34.00 = 310.00].Average 35 MM thick. 3 Supplying solid flush type doors of commercial quality, the timber frame consisting of top and bottom rails and side styles of well seasoned timber 65mm wide each and the entire frame fitted with 37.5mm wide battens places both ways in order to make the door of solid core and internal lipping with Garjan or similar wood vveneers using phenol formaldehyde as glue etc. complete, including fitting, fixing shutters in position but excluding the cost of hinges and other fittings in ground floor.(a) 35mm thick shutters (single leaf)1)In Ground floor. 4 Iron hasp bolt of approved quality fitted and fixed complete (oxidised) with 16mm dia rod with centre bolt and round fitting.(c) 300mm long. 5 Anodised aluminium Aldrop / Sliding bolts of approved quality manufactured from extruded section conforming to I.S. specification (I.S. 2681/66) fitted and fixed complete.(iii) 300mm x 16mm dia. bolt. 6 Anodised aluminium butt hinges of approved quality manufactured from extruded section conforming to I.S. specification (I.S. 205/66) and fitted and fixed withcadmium plated screws:(vii) 100 x 75 x 4.0mm. 7 Anodised aliminium D-type handle of approved quality manufactured from extruded section conforming to I.S. specification (I.S. 230/72) fitted and fixed complete:(a) With continuous plate base (Hexagonal/ Round rod)(ii) 100 mm grip x 10 mm dia rod. 8 Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners 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.](i) With 1:6 cement mortar(c) 15 mm. thick plaster.For Outer walls.In ground floor. 9 (b) 20 mm. thick plasterInternal wallIn ground floor. 10 (iii) With 1:4 cement mortar(c) 10 mm. thick plasterFor Ceiling Works.In ground floor. 11 Supplying, fitting & fixing UPVC pipes A- Type and fittings conforming to IS:13592-1992 with all necessary clamps nails, including making holes in walls, floor etc. cutting trenches in any soil through masonry concrete structures etc if necessary and mending good damages including joining with jointing materails (Spun Yarn, Valamoid/Bitumen/M-Seal etc) complete.A) UPVC Pipes:(ii) 110 mm. Dia. 12 B) UPVC Fittings: For Exposed Work ( Rain water Pipes ).c) Bend 87.5 degree, 110 mm dia 13 d) Shoe, 110 mm dia 14 Preparation of drainage spout on roof for bituminous waterproofing treatment after required grading and shaping of the under bed with Cement Concrete (1:2:4) or Cement Mortar (1:4) as directed, Chamfering and moulding the parapet wall to form a bell mouth entry, if required and providing full course treatment with bituminous felt to facilitate quick and smooth drainage of watwr into the down pipes complete including cost of all materials and labour according to satisfaction of the Engineer - in - Charge 15 Supplying, fitting and fixing bib cock or stop cock.(a) (i) Chromium plated Bib Cock short body (Equivalent to Code No. 511 & Model - Tropical / Sumthing Special of ESSCO or similar brand). 16 (b) (i) Chromium plated Stop Cock (Equivalent to Code No. 513(A) & 513(B) & Model - Tropical / Sumthing Special of ESSCO or similar brand). 17 Supplying, fitting and fixing pillar cock of approved make.a) (i) CP Pillar Cock - 15 mm. (Equivalent to Code No. 507 & Model - Tropical / Sumthing Special of ESSCO or similar brand). 18 Supplying, fitting and fixing Waste fittings complete.(ii) 32 mm 19 Supplying, fitting and fixing best quality Indian make mirror 5.5 mm thick with silvering as per I.S.I. specifications supported on fibre glass frame of any colour, frame size 550 mm X 400 mm 20 Supplying, fitting and fixing 10 litre P.V.C. low-down cistern conforming to I.S. specificatioons with P.V.C. fittings completre, C.i. brackets including two coats of painting to bracket etc. 21 Easing and oiling, cleaning collapsible gate and repairing tolocking arrangements. 22 Supplying best Indian sheet glass panes set in putty and fitted and fixed with nails and putty complete. (In all floors for internal wall & upto 6 m height for external wall)(i) 3 mm thick (weighing 7.4 kg/Sq.m) 23 Renewing worn out putty of glass panes :b) Panes exceeding 0.2 Sq.m but not exceeding 0.5 Sq.m 24 Application of priming coat for standard bituminous waterproofing treatment over flat roof with Bitumen primer of approved brand fufilling the provision of I.S. 1346 - 1991 & 3384 - 1986 applied @ 0.27 Liters /Sq.m. over clean and prepared roof surface complete as per satisfaction of theEngineer - in - Charge. 25 Supplying & laying 3mm thick pre-fabricated plastomeric water proofing membrane conforming to EN 12311-1 & ASTMD 5147, manufactured with atactic poly propylene (APP) modified premium grade asphalt , specially reinforced with non-woven polyester core with polyester reinforcement @160 gms per sqm & both faces covered with thermo-fusible polyethylene film /MineraL on top face over a coat of primer @ 0.40 lit/sqm of manufacturers specification on smooth,clean dry surface prepared wherever required.Lap joint shall be provided of 75 mm in longitudinal & 100 mm in transverse direction and fused using LPG/ Propane torch employing extra care ensuring full bondage,complete removal of entrapped air and sealing edges into grooves in appropriate manner as per direction of Engineer -in-charge all complete including materials,labour and applicable taxes. (Payment shall be made on the basis of finished surface area.).Membrane Property: Softening Point > 150 deg C, Cold Flexibility < -6 deg C, Tensile Strength, N/cm : 600 (longitudinal), 450 (transverse), Tearing Strength, N: 300 (longitudinal), 200 (transverse) (Ref: Sl. No. 97 of (U) Additional Items, Page no. 302 of PWDSOR for Building works w.e.f. 01.12.2015) 26 Cleaning and removing mud upto 2000 litre Water Tank including masonryreservoir. 27 Labour charge for fabrication and installation of composite door, window, partition made from extruded alloy aluminium sections for the following units:-(B) Partly glazed partly panelled or fully glazed single leaf alunminium swing door made of extruded and annodized alloy aluminium sections, fabrication including cutting to proper shape and size, drilling and aligning, fitted with heavy duty hydraulic action floor sping placed in the floor with mending damages,with top pin assembly of approve make and brand, fitted with in built locking arrangement, flush bolt, glazing clips and all other necessary fittings, fixtures, dhesives and joineries, cutting glass of approved make to requisite shape and size fitting with dry set neoprene or EPDM gasketing, cutting to requisite shape and size panel board (prelaminated particle block) fixing them with glazing clips as per drawing, specification and direction of Engineer in charge.The rate includes the hire charge of all tools and plants, adhesive, joineries such as screw, cleat angle etc. but excluding the cost of extruded alumium sections, glass, panel boards neoprene / EPDM gasket, locking arrangement, weather gasket / wool pile, floor spring, top pin, handle, tower bolt, glazing clips etc. (10% rate reduction has to be made for swing doors or partitions where floor sping is not used. 10% enhancement of rate is to be made where door frame of extruded aluminium sections has to be fitted and fixed to masonry wall. 5% rate enhencement may be allowed for double leaf swing door. Payment shall be made for the shutter area only exept where door frame is fixed the entire opening shall be taken to consideration. Payment for door frame sections are to be paid seperately).For Double leaf swing doorIn ground floor(wall) 28 Supplying bubble free float glass of approved make and brand conforming to IS: 2835-1987.iii) 5mm thick clear glass. 29 Supplying EPDM gusket of approved make and brand as per direction of Engineer in charge.iii) weather gasket / wool pile for door vertical. 30 b) U shaped EPDM gasket for frames. 31 (ii) Door stopper (Anodised aluminium) 32 Supplying heavy duty hydraulic double action floor spring along with top pin/set of pivots conforming to IS: 6315 or any approved make as per direction of Engineer in charge.
