Indian Oil Corporation Limited-IOCL has published Installation Of Lightning Protection System As Per Oisd-180 For Buildings At Iocl Aod Digboi Refinery Installation Of Lightning Protection System As Per Oisd-180 For Buildings At Iocl Aod Digboi Refinery. Submission Date for this Tender is 29-10-2021. Lightening Protection Device Tenders in AOD DIGBOI Assam. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 08-Oct-2021 | Due Date Extension | Date | 18-10-2021 |
| 2 | 20-Oct-2021 | Due date Extension-2 | Date | 29-10-2021 |
| Sl. No. | Item Description |
| 1 | INSTALLATION OF LP SYSTEM |
| 2 | Supply of Hot Deep Galvanised Electrode |
| 3 | Weignt of the unit upto 20 KG. |
| 4 | PROVIDING AND FIXING OF GI LIGHTNING CONDUCTOR FINIAL Providing and fixing of lightning conductor finial, made of 25mm dia. 300mm long, GI tube, having single prong at top, with 85mm dia. 6mm thick GI base plate including holes etc. complete as required. |
| 5 | PROVIDING AND FIXING OF GI LIGHTNING CONDUCTOR TAPE FOR HORIZONTAL RUN Providing and fixing GI tape 20mm x 3mm thick on parapet or surface of wall for lightning conductor as required,. (For horizontal run) |
| 6 | PROVIDING AND FIXING OF GI LIGHNING CONDUCTOR TAPE FOR VERTICAL RUN Providing and fixing GI tape 20mm x 3mm thick on parapet or surfaceof wall for lightning conductor as required. (For vertical run) |
| 7 | RIVERTING SWEATING SOLDERING LIGHTNING CONDUCTOR TAPE Riverting, sweating and soldering of copper / GI tape (with another copper / GI tape, base of the finial or any other metallic object) as required. |
| 8 | PROVIDING AND FIXING OF TESTING JOINT FOR GI LIGHTNING CONDUCTOR STRIP Providing and fixing testing joint, made of 20mm x 3mm thick, GI strip, 125mm long, with 4 nos. of GI bolts, nuts, check nuts and spring washers etc. complete as required. |
| 9 | EARTHING WITHGI / CU STRIPProviding Earthing with GI / CU strip of the following sizes including supply and laying of GI / CU strip and connecting consumables, all complete with labour and materials as per direction of Engineer-in-Charge. |
| 10 | 50 X 6 MM GI Strip |
| 11 | GI PIPE LAYING (INCLUDING COST OF PIPE) Providing and laying medium quality, Class-B galvanised steel pipes of Tata / Jindal or approved equivalent make conforming to IS-1239 [Part-I] in underground trenches, on steel, concrete or similar structures including cutting, threading, bending, supply & installation of supports, clamps, small iron structures, spacer, seats, plugs, bush, fittings / fixtures like bends, tees, nipples, reducers etc. all complete as per specification, drawing and direction of Engineer-in-charge. Item includes sealing of pipe ends & joints with bushes and bitumen based fillings and such other miscellaneous works so as to make piping water tight. |
| 12 | 40 mm dia |
| 13 | DEMOLITION OF PLAIN CEMENT CONCRETE Demolishing concrete and disposal of material within 50 metres lead: |
| 14 | 1:3:6 or richer mix |
| 15 | SALT AND CHARCOAL FOR PIPE EARTHING Extra for using below given salt and charcoal for pipe earth electrode as required. Note: Unit of measurement is each which shall be measured as complete set of mentioned quantity of coke & salt. |
| 16 | 64 kg charcoal and 5 kg salt |
| 17 | STRUCTURAL STEEL WORK IN SINGLE SECTION (CEL10027XX)Structural steel work in single section fixed with or without connecting plate as specified belowincluding cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete including supply of all material & labour,transportation etc..(Also refer Technical Annexure -1, point sl. no. 6.2) |
| 18 | With connecting plate |
| 19 | SUPPLY & FIXING CHEQUERED PLATES Supply, installation and fixing of ms chequered plates of 5mm thickness. Job includes cutting to size, supply of hinges/ hooks for lifting, tag welding with support wherever required, painting including supply of paint, supply of all material and labor complete in all respect |
| 20 | 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. |
| 21 | Lettering with black Japan paint of approved brand and manufacture. Note: Rate EACH (EA) stands for "Per letter per cm height". |
| 22 | EARTH RESISTANCE MEASUREMENT Measurement of earthing resistance in the refinery including transportation of earthing electrodes, cables etc. from stores to site, drawing the same into the ground at different points for measuring the earth resistance.The job includes the supply of connecting leads, clamps etc. All complete with labour and materials as per drawings, specifications and directions of the Engineer-in-Charge. Note: Measuring instruments to be supplied by the Owner. |
| 23 | PCC 1:3:6 IN FOUNDATIONProviding and laying Plain Cement Concrete 1:3:6 by volume (1 cement: 3 coarse sand: 6 coarse aggregate of specifications given below) for all depths below and upto plinth level in foundations, fillings, non-suspended floors, pavements and ramps etc. including tamping, ramming, vibrating, curing, shuttering etc. all as specified in any shape, position, thickness and finishing the top surface rough or smooth as specified and directed; complete with all labour, materials, tools and tackles, consumables, transportation etc.; all as per specifications and directions of the Engineer-in-charge. |
| 24 | " 1:3:6 (1 Cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size)." |
| 25 | Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m: All kinds of soil. |
| 26 | Cement plaster 1:3 (1 cement: 3 coarse sand) finished with a floating coat of neat cement: |
| 27 | 20 mm cement plaster. |
| 28 | Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A including jointing with seal ring conforming to IS : 5382 leaving 10 mm gap for thermal expansion: Single socketed pipes: |
| 29 | 110 mm diameter. |
| 30 | Brick work withcommon burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: |
| 31 | Cement mortar 1:6 (1 cement : 6 coarse sand). |
| 32 | STEEL SCAFFLODING (MATERIAL IN IOCL SCOPE) The job includes transportation of scaffolding materials from owners storage points / rigging stores to work site, erection of scaffolding at site covering the areas specified as per ISMS-1007 safety standards and dismantling scaffolding after completion of job and returning the scaffolding material to specified place including supply of all tools, tackles, consumables, labours and contractor"s supervision as directed by the Engineer-in-Charge Note: 1. For measurement in SQM: 2 (length + width) X height area covered by the scaffolding is to be taken. 2. Scaffolding measurement to be done by breaking the height into parts as per height slab mentioned below and adopting respective rates against mentioned height slabs. |
| 33 | Up to 6m |
| 34 | Above 6m up to 10m |
| 35 | Above 10m up to 20m |
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