Alcon Woji Fabrication Yard / Marine Base

FACILITIES AVAILABLE

30,000m2 Woji Fabrication Yard and Marine Jetty Facilities:
  • 2,322m2 covered fabrication shops,
    • Fabrication workshop #1: 682m2
    • Fabrication workshop #2: 560m2
    • Fabrication workshop #3 (36m L x 30m W x 13m H) with two (2) bays, inclusive of 10-ton overhead gantry crane: 1,080m2
  • 73.5m x 12.6m load out quayside and jetty with 1.5m-3.5m draft (up to 7m with dredging) and Roll-on Roll-Off (RORO) Ramp 28m x 12.6m
  • 593m2 Raw Material and Fabricated Materials Storage Facilities
  • 218m2 Iron rebar bending workshop
  • 2,500m2 open area for heavy module fabrication/assembly and load out
  • Blasting workshop (720m2) and paint coating sheds (248m2)
  • 2 x Concrete Batching Plants
  • 564 m2 office space (Admin, HSE, Project, IT, Clinic, Canteen, Security)
  • NNRA approved isotope storage facility with NDT dark room

FACILITY PRODUCTION CAPACITIES

  • Heavy steel fabrication = 15,600 Tons (1,300 Tons/Month)
  • Light steel fabrication = 1,800 Tons (150 Tons/Month)
  • Pipe spools fabrication = 840 Tons (70 Tons/Month)
  • Civil precast = 6,600 Tons (550 Tons/month)
  • Iron Rebar Bending = 3,192 Tons (266 Tons/month)
  • River barge = 1,000 tons (e.g. 36,000 tons/month to Bonny Island, Rivers State)
  • Liebherr Concrete Batching Plant = 5 m3/hr
  • Tecno-Beton Concrete Batching Plant = 60 m3/hr
  • Heavy Lift Equipment: 45 tons crane, 80 tons crane, 300 tons crane
  • Diesel Storage 120,000 liters (managed by Total)
  • International Quality Standards – API, ASME, BS EN, PCN

LIST OF MACHINERY / EQUIPMENT AT WOJI

  • Steel Plate Laser Cutting Machine
  • Metal (Pipe) Cutting Band Saw
  • Metal (Beam) Cutting Band Saw
  • Plate Shearing & Bending Machines
  • Hydraulic Punching Machine
  • Hydraulic Press
  • Drilling Machines
  • Lathe Machine
  • Grinders & Welding Machines
  • Airless Paint Spraying Machine
  • Compressors
  • Post Weld Heat Treatment (PWHT)

QUALITY CONTROL & ASSURANCE

Dedicated QC/QA Area

Dedicated QC/QA Area utilizing:
  • Established Quality Management System
  • Working Procedures
    • WPS for Structural Fabrication
    • General Concrete Procedure
    • Procedure for Precast Foundations
    • Painting Procedure
    • Material Control Procedure
    • Testing Procedures
  • Reporting Forms
QA/QC Engineer supervises the works under the directives of the QA/QC Manager ensuring that all quality requirements are achieved according to the Corporate Quality Plan.

QC Department activities covers the following:

  • Control Drawings
  • Custodian /application of codes and specifications
  • Calibration of equipment (by Approved 3rd Party)
  • Material inspection
  • Preparation/qualification of welding procedures
  • Qualification of welders
  • Fitter test
  • Fit-up inspection
  • Weld joint inspection
  • Dimensional check
  • NDT inspection (by Approved 3rd Party)
  • Post weld heat treatment (PWHT)
  • Hydro testing
  • Blasting/painting including quality checks such as surface profile, WFT, DFT check & holiday detection
  • Preparation of reports and completion dossiers
  • Audit

ISO Certified

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SCOPE OF ACTIVITIES

MECHANICAL

Mechanical prefabrication for construction projects such as:

  • Light and Heavy Steel Structures
  • Piping Fabrication & Welding
  • Skids Assembly & Modules
  • Riser & Boat Landing
  • Knockout Vessel for Flare System
  • Shallow Water Jacket, Deck, Arc Structures & Manifolds
  • Insulation of Prefabricated parts including valve boxes, manifold & piping
  • Post weld activities
  • Pressure testing activities

Piping prefabrication activities are achieved with the support of Alcon’s Technical Office, which takes care of the preparation of all required shop drawings, isometrics, as well as material take off for proper planning and optimization of resources.

CIVIL

  • Carrying out of civil activities through approved mixed design
  • Preparation of formworks
  • Preparation/bending & fixing of reinforcement bars
  • Mixing & Pouring of concrete achieved with on site batching plant
  • Curing of pre-cast structures
  • Preparation and testing of concrete test cubes strength

STRATEGICALLY LOCATED

Located on Alcon Road in Woji, Port Harcourt, 6.6 km (10 minutes) from ALCON Head Office in Trans-Amadi Industrial Area
35 km (less than 1 hour) from Port Harcourt International Airport
Access to inland waterways for swamp/offshore sites

FACILITIES DESCRIPTION

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HSE Office

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FABRICATION WORKSHOP #1

Area = 682m2

H x W x L = 5.5m x 31.0m x 22.0m

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FABRICATION WORKSHOP #2

Area = 560m2

H x W x L = 6.0m x 22.4m x 25.0m

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OPEN STACKING AREA

Surface Area = 1,254m2

Galvanized Scaffolding Materials in a Storage area = 299m2

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PAINT COATING SHEDS

Paint Coating Shed #1 = 84m2

  • H x W x L = 9.0m x 7.0m x 12.0m

Paint Coating Shed #2 = 164m2

  • H x W x L = 9.0m x 10.0m x 16.4m

Airless spray painting

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GRIT BLASTING SHELTER

Grit Blasting Shelter = 720m2

  • H x W x L = 8.0m x 24.0m x 30.0m
  • Two bridge overhead cranes of 5 Tons each
  • Equipped with movable pots, hoses, nozzles / lance.
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FABRICATION WORKSHOP #3

Area = 1,080m2

H x W x L = 13m x 30m x 36m

Two bridge overhead cranes of 10 Tons each

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IRON REBAR BENDING WORKSHOP

Area: 218 m2

Capacity: 266 tons/month

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CONCRETE BATCHING PLANT

Tecno-Beton

Capacity: 60m3/hr

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OPEN FABRICATION & PRE-CASTING AREA

HEAVY STEEL FABRICATION & PRE-CASTING AREA

Area: 2,500 m2

Heavy Steel = 550 tons/month

Civil Pre-cast = 266 tons/month

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MARINE JETTY

JETTY:   73.5M X 12.6M

RORO RAMP:   28M X 12.6

HHWL:  3.85M (MSL) up to 7.00M dredged

LLWL:  1.3M (MSL) up to 5.50M dredged

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NDT SERVICES

NDT Services by approved third party inspection company

  • Including Gamma and X-ray are carried out at the same area, supervised by a QC Engineer, welding inspector and to be witnessed by Client inspector. Films are developed and kept in good record at our Dark room available at site.
    NDT Isotope Pit (2m x 1.5m)
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DIESEL STORAGE

Capacity:  210,000 Liters

Managed by Total

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WEIGH BRIDGE

Transportable electronic truck scale TS300 Avery/Leon type

Platform Size: 18m x 3m

Capacity: 80,000kg (maximum of dual 15ton axles)

Approved to OIML & EU regulations, and is designed in accordance with DIN8119 requirements.

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OFFICES, CLINIC & CANTEEN

  • Project Office: 146m2
  • Support Services: 84m2
  • Clinic: 45m2
  • Canteen: 41m2
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TRANSPORTATION & LOGISTICS

With its strategic water ways location, Woji fabrication yard transports finished structural and piping fabrications, civil precast, equipment and materials to Alcon project sites with its 1,000 ton capacity river barges and tug boats. On land, Trailers and Heavy duty Trucks are used in conveying goods and equipment‘s to project sites.

Alcon Nig Ltd

Head Office - Port Harcourt

Contact

HEAD OFFICE:
ALCON NIGERIA LIMITED
Plot 17 Trans-Amadi Industrial Layout
Port Harcourt, Rivers State, NIGERIA.
Phone: +234 802 054 4960
E-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
Website: www.alcon-nig.com

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