DRE225B148 Annual Rate Contract for reconditioning of security illumination system of Digboi Refinery township and surrounding areas including RWTP Nazirating

Reconditioning of security illumination

LAYING OF LT POWER/ CONTROL/ TELEPHONE/ INSTRUMENT/ CCTV/ COMPUTER AND OTHER CABLES IN TRENCHES Horizontal and vertical laying of one or more armoured / unarmoured PILCA / PVC insulated and PVC sheathed / XLPE LT power (voltage grade upto 1.1 KV)/ control/ telephone/ instrument/ CCTV/ computer and other cables of following sizes in pre-excavated cable trench or existing trench / RCC or Hume or Stoneware or Metal pipe / masonry duct, fixing of number tags ( if required), testing plus transportation from stores to site, unpacking, straightening, dressing of cable and returning the empty drum with unused cable, if any, to stores etc. all complete with labour and materials as per the drawings, specifications and directions of the Engineer-in-charge. NOTE: Cables will be supplied by the Owner free of cost.

Overall diameter upto 35 MM

EXCAVATION OF EARTH FOR CABLE / PIPE LAYING FOR ELECTRICAL WORK Excavation of earth for cable trenches / laying of G.I. pipes for cable work in all types of soils including saturated soil upto a max. depth of 1.5 metres including shoring, strutting and bailing out of water (if necessary), backfilling and compacting in layers not exceeding 20 cm. thick to the finished ground level and disposal and dressing of excess earth within a lead of 50 metres all complete with labour and materials as per standards, drawings, specifications and directions of Engineer-in-charge.

SUPPLY AND SPREADING OF SAND Supply and spreading of approved fine river sand in cable trench as per the direction of Engineer-in-charge.

SUPPLY AND LAYING OF BRICKS Supply and laying of approved 2nd class bricks of thickness 75 mm in cable trench for cable protection as per the direction of Site-in-c

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.

40 mm dia

50 mm dia

SUPPLY AND INSTALLATION OF STREET LIGHT POLES Supply and installation of following street light pole with marshalling box to accommodate 2 Nos. of 4x10sqmm PVC armoured cable with Elemex terminal block, earthing of pole/ marshalling box but excluding lighting fixtures etc. with 8 SWG GI wire including making PCC (1:3:6) foundation, painting and numbering all complete with labour and materials as per standard drawings, specifications and directions of Engineer-in-Charge. NOTE: Cable required from lighting fixture to Marshalling box will be supplied by Owner free of cost.

9 MTR height (single ARM)

LT CABLE END TERMINATION FOR ARMOURED PVC INSULATED ALUMINIUM CABLE WITH SINGLE COMPRESSION BRASS GLANDING (INCLUDING COST OF GLANDS & LUGS) Providing end termination of power/control cable including cutting, stripping, providing & fixing heavy duty type lugs, cable insulation, providing & glanding single compression heavy duty brass cable gland conforming to IS-12943 (Dowell's or apporved equivalent), wherever specified, providing heavy duty type aluminium lugs for power cables and copper lugs/connectors for control cables, crimping/soldering, as necessary, restoration of insulation/clamping of cable, tagging with aluminium tag,earthing of armour, connection to the equipment terminals etc. all complete with labour and materials as per standard and direction of the Engineer-in-Charge.

4 x 10 sqmm

INSTALLATION OF LIGHTING FIXTURES (EXCLUDING COST OF FIXTURES ) Fixing of following light fittings attachments on MS hanger/supports/ concrete wall structure /steel structure completed with lead in wires and other accessories all complete with labour and materials as per direction of the Engineer-in-Charge. (cost of light fittings/lamp control gears and other fittings shall be excluded).

Garden light fitting

Street light fitting (upto 9 M height)

DISMANTLING STREET LIGHT POLES / GARDEN LIGHT POLES Dismantling of following street light poles / garden light poles without damage and returning them to our stores or any other place or site within the premises as decided by the Engineer-in-Charge. All complete with labour and materials including dismantling of supports of any type and accessories as per the directions of the Engineer-in-Charge.

Street light pole upto & including 9 metres

DISMANTLING OF LIGHT FITTINGS Dismantling of following light fitting items without damage and returning them to our stores or any other place or site within the premises as decided by the Engineer-in-Charge. all complete with labour and materials including dismantling of supports of any type, down rods, chokes, condensers and any other accessories as per the directions of the Engineer-in-Charge.

FLP/Non-FLP flood light fittings suitable for max. upto 1000 W lamps and Halogen lamps installed at different places like FLDMs/ Towers etc. including control gears having been fitted at heights more than 20 metres from ground floor.

SUPPLY AND FIXING OF STREET LIGHT BRACKET Supplying and fixing of 20mm dia. x 3 m G.I. Pipe for street light water tight bracket including bending to shape, 40mm x 3mm flat iron clamps and wiring with 1.5 sq.mm. W.P./PVC wire and painting the flat iron with primer and finish paint etc. as required.

Applying priming coat (This item is deleted for SOR 2023).

With ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel galvanised iron/steel works.

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade-Two or more coats on new work.

Painting with aluminium paint of approved brand and manufacture to give an even shade - Two or more coats on new work.

Lettering with black Japan paint of approved brand and manufacture. Note: Rate EACH (EA) stands for "Per letter per cm height".

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - All work up to plinth level :

1:3:6 (1 Cement : 3 coarse sand (Zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources).

Steel work welded in built up sections/ framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required: (Structural steel and Chequred plates shall be free issue material)

In stringers, treads, landings etc. of stair cases including use of chequered plate wherever required, all complete.

Centring and shuttering including strutting, propping etc. and removal of form work for:

Foundations, footings, bases for columns.

REIMBURSEMENT OF PF,ESI AND EDLI

REIMBURSEMENT OF PF,ESI AND EDLI