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| 1 | Epoxy Polyurethane Coating (EPU)Supplying and applying ESD Ployurethane Flooring System as per the following Specification:-(a) Surface preparation: preparing the existing surface of floor by using proper scarification eqpt and cleaning by wire brushing & blow etc, to remove all dirt, dust, oil etc to expose clean sound base concrete. Cost shall include any imperfections in the concrete shall be treated with suitable repair system as per manufacturer specification.Note:-(i) Material /Chemicalsrequired for repairing crack, potholes and damaged areas shall be paid separately at supply only rates. (ii) Treatment of construction and expansion joints including filling as per manufacturer\"s specification and direction of Engineer-in-Charge, which shall be paid separately.(b) Primer: Supply and application of moisture insenstive solvent free epoxy bonding primer over the prepared surface (Floor/coving) in a thin continuous film and work the Primer into the surface using a stiff brush or roller. Apply second priming coat on identified light colored dry patches over first coat. (c) Base Coat/Scratch Coat : Supply and application of 1mm thick base layer with cementitious Polyurethane of self smoothing self levelling epoxy underlay spread evenly to maintain the thickness using a serrated trowel followed by spike roller, rolled over the levelled underlay to remove any entrapped air all as per manufacturer instructions and as specified.Contd... |
| 2 | Item No.1 Continued...(d) Anti Static grid : Supply and fix copper earth strip of size 25mm wide and 80 micron thick, fixed over the floor area along the perimeter and internally with a grid size of min 3mx 3m and max 5m between strips. The Surface shall be treated with aqueous anti static epoxy system, conductive under coat spread as specified and as manufacturer\"s instructions. The conductivity of the under coat shall be 2 x10^3 ohms - 4x 10^3 ohms. The entire system to be connected to earth pit AND testing complete. (e) Epoxy Polyurethane Coating (EPU): Providing 3 mm thick epoxy polyurethene ESD flooring, having 28 days compressive strenght as per ASTM C 109 45MPa, Flexural strenght will be 12 MPa as per BS 6319-3, Tensile strength will be 4MPa as per BS 6319-7, having surface of earth resistance < 1 x 160 Ohms. The fire resistivity of the material has to be of class 2 as per BS 476-7. |
| 3 | Supply only material /Chemicals required for repairing crack, potholes and damaged areas as per manufacturers speccfications. |
| 4 | Racking out existing construction joints/dummy joints 10mm wide x 25mm deep in concrete pavements, cleaning surfaces and sweeping to make the surface free from dust/dirt with air compressor/blower and removing debris to distance exceeding 200m from edge of pavement for disposal in low laying areas. |
| 5 | Racking out existing Expansion joints 20mm wide x 25mm deep in concrete pavements, cleaning surfaces and sweeping to make the surface free from dust/dirt with air compressor/blower and removing debris to distance exceeding 200m from edge of pavement for disposal in low laying areas. |
| 6 | M&L for nosing the damaged edges of the construction joints using epoxy mortar and make joints straight and smooth, filling the joints using flexible Elastomeric sealent of Polysulphide / polyurethene make including fixing of backer rod with straight edge finish all as specifide and as directed. |
| 7 | M&L for nosing the damaged edges of the expansion joints using epoxy mortar and make joints straight and smooth, filling the joints using flexible Elastomeric sealent of Polysulphide / polyurethene make including fixing of backer rod with straight edge finish all as specifide and as directed. |
| 8 | M&L for gangway yellow line markingnot exc 150 mm wide in in floors. Fixing of masking tapes on bith sides of line, cleaning the surface using solvents, mixing two components high build coating in two coatsof 0.50mm (min) thickness each and removing masking tapes followed by neat finish as directed. |
| 9 | M&L for gangway yellow line marking not exc 300 mm wide in in floors. Fixing of masking tapes on bith sides of line, cleaning the surface using solvents, mixing two components high build coating in two coatsof 0.50mm (min) thickness each and removing masking tapes followed by neat finish as directed. |
| 10 | DismantlingCGIcorrugated andplainsheets in wall cladding or roof coverings including ridges and make good of aluminium earthing strips after fixing of sheets (at any height / any location ) complete all as specified and directed. |
| 11 | Refixingold any thickness CGIcorrugated sheetwith two corrugations side lap, fixed with coach screws and washers, in roofs, after repair of roof (at any height/ any location ) etc.complete all as directed. |
| 12 | S&F in repair 0.63mm thick galvanised with grade of zinc coating 275gm/sqm mild steel sheeting (with grade of zinc coating 275 Gm/sqm) with two corrugation side lap fixed with L- type or cranked hook bolts and washer in roof, wall etc bent to curve(at any height / any location ) complete all as specified and directed. |
| 13 | S&F forin repair 0.63mm thick Plain, galvanised, mild steel sheeting, in ridges, hips, valley gutters, drip and straight flashings (length and girth as fixed) with grade of zinc coating 275 (at any height / any location ) complete all as specified and directed. |
| 14 | Dismantling wrought iron or mild steel work of any description and in any position complete all as directed by Engr-in-Charge. |
| 15 | S&F for bands, straps, supports or stays for rainwater, ventilating pipes, vally guters and wind tie for ridge including bolts, bending, welding, reveting to supporting if required: hooks (stay), heavy, similar small articles conforming to Fe-290 Gde-E-165 |
| 16 | M&L for preparing new steel surfaces of any description over 10 cm in width or girth and applying two coats sythetic enamel paint de-galvanizngwith one coat of \"H\" primer as directed by Engr-in-charge incl necessary scaffolding and other safety arrangement to work at any height at site if required. |
| 17 | Dismantling PVC (SWR) pipeany size and in any position complete all as directed by Engr-in-Charge. |
| 18 | S&F for 160mmPVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls |
| 19 | S&F for 160mm PVC (SWR) bends any radius |
| 20 | S&F for 160mm PVC (SWR) branch piece, single (single Y) equal or unequal |
| 21 | Demolition of Brick work or stone/boulder masonry, built in CM including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stone work and precast concrete articles. |
| 22 | M&L for works with fly ash bricks, straight or curved or plain exc 6m mean radius built in cement mortar 1:6. |
| 23 | M&L for PCC(1:4:8) type D-2 using 40mm graded stone aggregate in foundation mass concrete and filling complete. |
| 24 | M&L for PCC 1:2:4 type B2, including necessary formwork using 40mm graded crushed stone aggregate, as in surface channels and drains etc including weathering, slightly rounded or chamfered angles and throating complete all as specified and directed by Engr-in-Charge |
| 25 | M&L for pre-cast RCC 1:2:4 type B1 using 20mm graded stone aggregates as in cover slab/MH cover complete all as specified and directed. |
| 26 | M&Lfor TMT bars 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders cut to length, bent to shape required, includingcranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips etc. |
| 27 | M&L for rendering 15mm thick on other than fair faces of brick work or concrete surfaces in CM (1:4) finished even and smooth without using extra cement complete all as specified and directed. |
| 28 | NOTE : - AMOUNT OF SCHEDULE OF CREDIT RS. 40,650.00 WILL BE DEDUCTED FROM TOTAL AMOUNT OF BOQ. |
