South Eastern Coalfields Limited-SECL has published Tender For Repairing Of Weigh Bridge, Boom Barrier, Security Guard Room Substation Building At Amera Ocp Of Bishramur Area.. Submission Date for this Tender is 31-03-2023. Barriers Tenders in Surajpur Chhattisgarh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 27-Mar-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 31-03-2023 |
| Sl. No. | Item Description |
| 1 | Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 m lead as per direction of Engineer-in-charge. In cement mortar. |
| 2 | Brickwork with fly ash brics of class designation 35 ( 9.00"" X4.5""x3.25"" )in superstructure above plinth level up to floor five level in all shapes and size in Cement mortar 1:6 (1 cement : 6 coarse sand) as per instruction of engineer in charge. |
| 3 | 12 mm cement plaster of mix : 1:6 (1 cement: 6 fine sand) |
| 4 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:3:6 (1 Cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size). |
| 5 | Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement including cement slurry, but excluding the cost of nosing of steps etc. complete. 40 mm thick with 20 mm nominal size stone aggregate. |
| 6 | P/F 1mm thick M.S. sheet door with frame of 40x40x6mm angle iron and 3mm gusset plate at the junction and corners, all necessary fittings complete including applying a priming coat of approved steel primer…Using flats 30x6mm for daigonal braces and central cross pieces |
| 7 | Providing and fixing T-iron frames for doors, windows and ventilators of mild steel Tee-sections, joints mitred and welded, including fixing of necessary butt hinges and screws and applying a priming coat of approved steel primer. Fixing with 15x3 mm lugs 10 cm. long embedded in cement concrete block 15x10x10 cm of C.C. 1:3:6 (1 Cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size). |
| 8 | Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm + 0.05 %, total coated thickness with zinc coating 120 gsm as per IS: 277 in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. |
| 9 | Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete |
| 10 | Removing dry or oil bound distemperby scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete |
| 11 | Providing and applying White cement base putty of 2 mm thickness over plastered surface to prepare the surface even and smooth complete. |
| 12 | Distempering with oil bound washable distemper of approved brand and manufacture to give an even shade. New work (two or more coats) over and including water thinnable priming coat with cement primer. |
| 13 | Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade New work (Two or more coats applied @ 1.43 ltr/ 10 sqm. over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm). |
| 14 | Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade two or more coats on new work.over an under coat of suitable shade with ordinary paint of approved brand and manufacture |
| 15 | Painting with synthetic enamal paint of approved brand and manufacture to give an even shade :one or more coats on old work. |
| 16 | Providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08%and conforming to IS : 15622 of approved make in all colours and shades, laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand) including grouting the joints with white cement and matching pigments etc., complete. Size of Tile 600x600 mm |
| 17 | Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / paneling, C.P. brass/ stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) : For shutters of doors, windows & ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber / neoprene gasket required (Fittings shall be paid for separately). Anodised aluminium (anodised transparent or dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15) |
| 18 | Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per the architectural drawings and the directions of engineer-in-charge . (Cost of aluminium snap beading shall be paid in basic item): With float glass panes of 5.00 mm thickness |
| 19 | P/f sliding alluminum frame window lock (maruti lock )on alluminium frame , screw etc all complete job as per instruction of engineer in charge. |
| 20 | Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead :Of area 3 sq. metres and below |
| 21 | Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead. |
| 22 | Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) |
| 23 | White washing with lime to give an even shade: old work (two or more coats). |
| 24 | Grading roof for water proofing treatment withCement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) |
| 25 | Providing and Mixing water proofing solution such Dr. fixit or equivalent at the rate of 200 ml per bag of cement or as approved by the Engineer In Charge |
| 26 | Providing and laying APP (Atactic Polypropylene Polymer) modified prefabricated five layer, 3mm thick water proofing membrane, black finished reinforced with glass fibre matt consisting of a coat of bitumen primer for bitumen membrane @ 0.40 ltr/sqm. by the same membrane manufacturer of density at 25°C, 0.87 - 0.89 kg/ltr and viscosity 70 - 160 cps. Over the primercoat the layer of membrane shall be laid using butane torch and sealing all joints etc., and preparing the surface complete. The vital physical and chemical parameters of the membrane shall be as under : Joint strength in longitudinal and transverse direction at 23°C as 350/300 N/5cm. Tear strength in longitudinal and transverse direction as 60/80N. Softening point of membrane not less than 150°C. Cold flexibility shall be upto -2°C when tested in accordance with ASTM, D - 5147. The laying of membrane shall be got done through the authorised applicator of the manufacturer of membrane: |
| 27 | Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. |
| 28 | Total impact of GST for the purpose of CTC |
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