MECHANICAL, NON IBR PIPING, PAINTING AND OTHER WORKS FOR 5TH STREAM ALUMINA PLANT AT DAMANJODI, ODISHA AND RELATED FACILITIES AT VISHAKHAPATNAM PORT

Fabrication and Installation of A/G piping works.

Carbon steel pipe Non IBR - All grade and specifications including (NACE,H2services)

Welding (Shop)

Butt Weld Upto 10mm Thk

After shop fabrication of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Butt Weld > 10 mm thk and up to 20 mm thk

After shop fabrication of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Welding (Field / Position)

Socket Weld - For All Thickness

After field welding of piping (welding should be completed as per the directions of the Engineer-in-Charge)

Butt Weld Upto 10mm Thk Small Bore

After field welding of piping (welding should be completed as per the directions of the Engineer-in-Charge)

Butt Weld Upto 10mm Thk

After field welding of piping (welding should be completed as per the directions of the Engineer-in-Charge)

Butt Weld > 10 mm thk and up to 20 mm thk

After field welding of piping (welding should be completed as per the directions of the Engineer-in-Charge)

Erection, Alignment, Supporting, Providing identification band, Flushing, Pressure Testing, Drying, pre-commissioning activities etc,

After site erection, including providing of supports, vents, drains, alignment, welding, radiographic and other examination, repairs of welds, if any, repeat radiography and other examination etc. complete to obtain erection completion.

Carbon steel pipe - Galvanized

Welding (Shop)

Butt Weld Upto 10mm Thk

After shop fabrication of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Welding (Field / Position)

Butt Weld Upto 10mm Thk Small Bore

After field welding of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Butt Weld Upto 10mm Thk

After field welding of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Erection, Alignment, Supporting, Providing identification band, Flushing, Pressure Testing, Drying, pre-commissioning activities etc,

After site erection, including providing of supports, vents, drains, alignment, welding, radiographic and other examination, repairs of welds, if any, repeat radiography and other examination etc. complete to obtain erection completion.

Stainless steel /Inconnel steel / Duplex pipe Non IBR- All grade and specifications including (NACE,H2 services)

Welding (Shop)

Butt Weld Upto 10mm Thk

After shop fabrication of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Welding (Field / Position)

Socket Weld - For All Thickness

After field welding of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Butt Weld Upto 10mm Thk Small Bore

After field welding of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Butt Weld Upto 10mm Thk

After field welding of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Erection, Alignment, Supporting, Providing identification band, Flushing, Pressure Testing, Drying, pre-commissioning activities etc,

After site erection, including providing of supports, vents, drains, alignment,welding, radiographic and other examination, repairs of welds, if any, repeat radiography and other examination etc. complete to obtain erection completion.

Scope of work is same as 2.1.7 (Sl. No 66) but for Duplex Qty

Welding (Shop)

Butt Weld Upto 10mm Thk

After shop fabrication of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Welding (Field / Position)

Butt Weld Upto 10mm Thk Small Bore

After field welding of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Butt Weld Upto 10mm Thk

After field welding of piping (welding should be completed as per the directions of the Engineer-in-Charge).

Erection, Alignment, Supporting, Providing identification band, Flushing, Pressure Testing, Drying, pre-commissioning activities etc,

After site erection, including providing of supports, vents, drains, alignment,welding, radiographic and other examination, repairs of welds, if any, repeat radiography and other examination etc. complete to obtain erection completion.

ERECTION OF VALVES

Erection of Flanged /welded valves/strainers/bellows (Except TSV/PSV & Control Valve) of all ratings

Size - upto 1 inch NB

After supply and erection including supports

Size - 2 inch NB

After supply and erection including supports

Size - 3 inch NB

After supply and erection including supports

Size - 4 inch NB

After supply and erection including supports

Size - 6 inch NB

After supply and erection including supports

Size - 8 inch NB

After supply and erection including supports

Size - 10 inch NB

After supply and erection including supports

Size - 12 inch NB

After supply and erection including supports

Size - 14 inch NB

After supply and erection including supports

Size - 16 inch NB

After supply and erection including supports

Size - 18 inch NB

After supply and erection including supports

Size - 20 inch NB

After supply and erection including supports

Size - 24 inch NB

After supply and erection including supports

Size - 28 inch NB

After supply and erection including supports

Size - 30 inch NB

After supply and erection including supports

Size - 32 inch NB

After supply and erection including supports

Size - 36 inch NB

After supply and erection including supports

Size - 40 inch NB

After supply and erection including supports

Erection of Flanged /welded/Sandwiched Pressure Safery valves/ Temperature Safety Valve of all ratings

Size - 0.5 inch NB

After supply and erection including supports

Size - 0.75 inch NB

After supply and erection including supports

Size -1 inch NB

After supply and erection including supports

Size - 1.5 inch NB

After supply and erection including supports

Size - 2 inch NB

After supply and erection including supports

Size - 3 inch NB

After supply and erection including supports

Size - 4 inch NB

After supply and erection including supports

Size - 6 inch NB

After supply and erection including supports

Size - 8 inch NB

After supply and erection including supports

Size - 10 inch NB

After supply and erection including supports

Size - 12 inch NB

After supply and erection including supports

Size - 14 inch NB

After supply and erection including supports

Erection of Flanged /welded/Sandwiched Control valves of all ratings with actuators and volume bottles

Size - 0.5 inch NB

After supply and erection including supports

Size - 0.75 inch NB

After supply and erection including supports

Size - 1 inch NB

After supply and erection including supports

Size - 1.5 inch NB

After supply and erection including supports

Size - 2 inch NB

After supply and erection including supports

Size - 3 inch NB

After supply and erection including supports

Size - 4 inch NB

After supply and erection including supports

Size - 6 inch NB

After supply and erection including supports

Size - 8 inch NB

After supply and erection including supports

Size - 10 inch NB

After supply and erection including supports

Size - 12 inch NB

After supply and erection including supports

Size - 14 inch NB

After supply and erection including supports

Size - 16 inch NB

After supply and erection including supports

Size - 18 inch NB

After supply and erection including supports

Size - 22 inch NB

After supply and erection including supports

STEAM TRACING WORK

Fabrication,Erection, alignment,welding ,teasting,blasting and painting of Steam Tracing of Pipe Lines installation of supply & return manifolds as per drawings and specification. For detailed work Item description refer (sl no 5.1 section 5 of Annexure-I SP1A)

Carbon steel Size - 15 mm, Nominal Dia

PIPE SUPPORT WORKS

Fabrication, Erection, Shotblasting, Painting (System-1) of carbon steel/Stainless steel secondary /special Pipe Supports as per Technical Spcs. & as per Engineer Incharge. For detailed work Item description refer (sl no 6.1 section 6 of Annexure-I SP1A). ( supply of Painting materials is under scope of Contractor)

Fabrication,Erection,alignment,welding, site adjustment,bolting etc. of Carbon Steel secondary supports /special supports ( supply of Painting materials is under scope of Contractor and structural steel will be issued free of cost.)

Fabrication,Erection,alignment,welding,site adjustment,bolting etc. of Stainless Steel secondary supports /special supports ( supply of Painting materials is under scope of Contractor and structural steel will be issued free of cost)

SURFACE PREPARATION & PAINTING WORKS

Item No.: 2.6.1

Item description is same as item no. 2.6 but for Lettering

Letter Size-10mm

Letter Size-20mm

Letter Size-30mm

Letter Size-50mm

Letter Size-100 mm

Letter Size-300 mm

Item No.: 2.6.2

Item description is same as item no. 7.7 but for arrow marking.

Measurement of arrow length shall be (L= L1+L2). L1, L2 & W1 are as indicated in painting specification.

Width of arrow (W1) - 3mm

Width of arrow (W1) - 5 mm

Width of arrow (W1) - 10 mm

Width of arrow (W1) - 15 mm

Width of arrow (W1) - 30 mm

Width of arrow (W1) - 50 mm

Width of arrow (W1) - 80 mm

Width of arrow (W1) - 100 mm

STRUCTURAL WORKS

Fabrication & erection including blasting ,painting of structural steel and chequerd plate for stair-way, structural work for tower monitor, walkway platform, valve operating platform, intermediate member required for piping support , providing member for supporting the valves , approach ladders etc. For detailed work Item description refer (sl no 8.2 section 8 of Annexure-I SP1A) ( supply of Painting materials is under scope of Contractor and structural steel will be issued free of cost)

Erection of prefabricated structural steel supplied by others For detailed work Item description refer (sl no 8.3 section 8 of Annexure-I SP1A)

Fabrication and Erection of electroforged galvanised grating 30 mm Thk ( Weight approx. 40 kg/m2) For detailed work Item description refer (sl no 8.4 section 8 of Annexure-I SP1A) ( supply of Painting materials is under scope of Contractor and structural steel will be issued free of cost)

DISMANTLING WORKS

Dismantling and rerection of erected steel structures, ladders, platforms, handrails, etc. to facilitate equipment and piping erection. For detailed work Item description refer (si no 10.1 section 10of Annexure-I SP1A)

Item No.: 2.8.2 Dismantling and removal of existing reusable/redundant equipment to facilitate erection of new equipment at all elevation and locations. For detailed work Item description refer (si no 10.2 section 10 of Annexure-I SP1A)

Item No.: 2.8.3 Dismantling and removal of above ground piping of all sizes.all materials & thickness by hot work (Insulated/uninsulated) .For detailed work Item description refer (si no

10.3 section 10 of Annexure-I SP1A)

Item No.: 2.8.4 For the work up to heiqht 6 meters elevation (CS/AS/LTCS/SS)

Item No.: 2.8.5 Heiqht more than 6 meters but less than 12 meters elevation (CS/AS/LTCS/SS)

Item No.: 10.3.3

Height more than 12 meters but less than 24 meters elevation (CS/AS/LTCS/SS)

Item No.: 2.8.7

Height more than 24 meters and above (CS/AS/LTCS/SS)

Item No.: 2.8.8

Dismantling of existing under ground piping of all size and thickness by removal of connecting support, pedestral etc for all type of pipe material,size and thickness,For detailed work Item description refer (sl no 10.3 section 10 of Annexure-I SP1A)

Item No.: 2.8.9

Dismantling/chipping of existing concrete pavement/ foundations/Grouting/fire proofing etc. by using power tools, removal/ disposal/ cleaning/ transportation of debris to location as decided by engineer in charge with in refinery premises to facilitate construction of new installation. For detailed work Item description refer (Item no 10.4 section 10 of Annexure-I SP1A)

Item No.: 2.8.10

Dismantling existing concrete pavement at all levels including all tools, tackles, compressed air, labour, consumables and disposal of debris as directed by Engineer-in-charge.

Item No.: 2.8.11

Dismantling existing grout at all levels including all tools, tackles, compressed air, labour, consumables and disposal of debris as directed by Engineer-in-charge.

Item No.: 2.8.12

Dismantling of existing Fireproofing at all levels including all tools, tackles, compressed air, labour, consumables and disposal of debris as directed by Engineer-in-charge.

Item No.: 2.8.13

Dismantling of existing PLAIN CEMENT CONCRETE work at all levels including all tools, tackles, compressed air, labour, consumables and disposal of debris as directed by Engineer-in-charge.

Item No.: 2.8.14

Dismantling and transportation of existing Valves/Control valves/Safety valves at all location & elevation as decided by engineer in charge with in refinery premises to facilitate construction of new installation. For detailed work Item description refer (Item no 10.5 section 10 of Annexure-I SP1A)

Item No.: 2.8.14.1 All type and rating of flanged / welded valves

Item No.: 2.8.14.2 All types and rating of control valves with actuator and volume bottles

Item No.: 2.8.14.3 All types and rating of safety valves

Item No.: 2.9 MODIFICATION WORKS

Item No.: 2.9.1 Modification and reinstallation of existing steel structures, platforms, ladders, gratings etc. as per instruction of engineer in charge. For detailed work Item description refer (si no 11.1 section 11 of Annexure-I SP1A)

Item No.: 2.9.2 Modification of Piping/additional works :-Fabrication of modified pipe spools/in situ modification by cutting grinding,cold bending,edge preparation,fit up welding, supporting, punch listing.dilution of punch list, flushing, testing,drying,final documentation etc. For detailed work Item description refer (Item no

2.9.2 section 11 of Annexure-I SP1A)

Item No.: 2.9.2.1 Carbon Steel Piping-All grades (Non IBR)

Item No.: 2.9.2.1.1 Cutting (Up to Pipe thickness 20 mm)

Item No.: 2.9.2.1.2 Grinding/Edge prpeparation/Bevelling/Fit Up/Welding (Up to Pipe thickness 20 mm)

Item No.: 2.9.2.1.3 Erection/Supporting/punch listing/dilution of punch list (All thickness)

Item No.: 2.9.2.1.4 Hydrotesting/Flushing/Reinstatement/documentation (All thickness)

Item No.: 2.9.2.2

Carbon Steel Piping-All grades ( IBR)

Item No.: 2.9.2.2.1

Cutting (Up to Pipe thickness 20 mm)

Item No.: 2.9.2.2.2

Grinding/Edge prpeparation/Bevelling/Fit Up/Welding (Up to Pipe thickness 20 mm)

Item No.: 2.9.2.2.3

Erection/Supporting/punch listing/dilution of punch list (All thickness)

Item No.: 2.9.2.2.4

Hydrotesting/Flushing/Reinstatement/documentation (All thickness)

Item No.: 2.9.2.3

Stainless Steel -All grades (NIBR)

Item No.: 2.9.2.3.1

Cutting (Up to Pipe thickness 20 mm)

Item No.: 2.9.2.3.2

Grinding/Edge prpeparation/Bevelling/Fit Up/Welding (Up to Pipe thickness 20 mm)

Item No.: 2.9.2.3.3

Erection/Supporting/punch listing/dilution of punch list (All thickness)

Item No.: 2.9.2.3.4

Hydrotesting/Flushing/Reinstatement/documentation (All thickness)

Item No.: 2.10 TIE IN WORKS DURING SHUT DOWN

Item No.: 2.10

Prefabrication of piping spools

Item No.: 2.10.1

Pre fabrication of piping spools for for all type of materials and thickness for pipelines required for Tie in connection. .For detailed work Item description refer (sl no 2.10.1 section18 of Annexure-I SP1A)

Item No.: 2.10.1.1

CS up to 10 mm thk (IBR/NBR)

Item No.: 2.10.1.2

CS up to 11 mm to 20 MM thk (IBR/NBR)

Item No.: 2.10.1.3

SS up to 10 mm thk (IBR/NBR)

Item No.: 2.10.2 Erection, Alignment, Supporting, Providing identification band,

Flushing, Pressure Testing, Drying, pre-commissioning activities etc, For detailed work Item description refer (si no 18.1 section18 of Annexure-I SP1A)

Item No.: 2.10.2.1 CS up to 10 mm thk (IBR/NBR)

Item No.: 2.10.2.2 CS up to 11 mm TO 20 MM thk (IBR/NBR)

Item No.: 2.10.2.3 SS up to 10 mm thk (IBR/NBR)

Item No.: 2.10.3 Carry out Mechanical Tie in works for pipelines at all location and elevation as per drawing involving cutting , welding and NDT works .For detailed work Item description refer (si no 18.1 section 18 of Annexure-I SP1A)

Item No.: 2.10.3.1 For tapping size up to 2"

Item No.: 2.10.3.2 For tapping size from 3" to 10"

Item No.: 2.10.3.3 For tapping size from 12" to 18"

Item No.: 2.10.4 Hot Tapping

Item No.: 19.1 Hot tapping on bare pipe

Item No.: 19.1.1 For tapping size from 1.5" to 10"

Item No.: 19.1.2 For tapping size from 12" to 24"

Item No.: 19.1.3 For tapping size from 28" to 36"

Item No.: 2.11 ANCHOR FASTENERS WORKS

Supply,drilling and fixing of mechanical /Chemical expansion anchor fastener of required size and length (Hilti or equivalant make)

Chemical Anchor Fasteners-Supply & Fixing

Mechanical Anchor Fasteners-Supply & Fixing

Item No.: 2.10 NDT WORK

Carry out non destructive testing and Post weld heat tretement work as per specification and instruction of engineer in charge

Radiography test

Carrying out Radiography Test -Thickness (By -X-ray or gamma ray or Selinium 75) for sizes up to 2" by eliptical shot

Carrying out Radiography Test -By -Gamma Ray for sizes above 2"

Carrying out DP Test - All thickness

PMI check of raw material / welding joint

Carrying out Post Weld Heat Treatment(PWHT) including hardness test.

SECTION 2.13

Item No.: 2.11.1 Preparation of detail drawings,and get it approved from Engineer in charge, supply, fabrication, erection, testing and commissioning of movable Chutes including supply of all the materials, flanges, gaskets, fasteners, rubber seal, clamping arrangement, trolley wheels, shaft/bearings/brackets,lifting/pulling lugs etc complete as per the specifications, drawings and to the full satisfaction and instruction of Engineer in charge. (MOC IS 2062 E250) ( Structure steel will be issued free of cost)

Item No.: 2.11.2 Preparation of detail drawings and getting it approved from Engineer in charge, fabrication, erection, testing and commissioning of fixed Chutes including supply of all the materials, flanges, gaskets, fasteners, rubber seal, clamping arrangement. trolley wheels, shaft / bearings / brackets, lifting / pulling lugs etc. complete as per the specifications, drawings and to the full satisfaction of the Engineer in charge. (MOC IS 2062 E250) (Structure steel will be issued free of cost)

"NOTE:- THE ABOVE RATE SHALL BE INCLUSIVE OF ALL TAXES & DUTIES, ROYALTIES, CESS, FEE, ENVIORMENTAL & POLLUTION, FITNESS & SAFETY CLEARANCE CHARGES (IF ANY), OR ANY OTHER INCIDENTAL CHARGES ETC BUT EXCLUDING GST."