Pipeline Construction, Rehabilitation & Flowline Integrity Services

Pipeline Construction & Repair Services

Integrated pipeline construction, welding, rehabilitation, and commissioning services for oil, gas, and utility infrastructure.

Pipeline construction and repair operations for oil and gas infrastructure projects
Pipeline Size Range 2-inch to 36-inch Diameter
Operational Terrain Onshore, Swamp and Offshore
Core Capability Pipeline Construction and Repairs
Industry Focus Oil & Gas and Power Generation

Pipeline Construction & Repair Services

Fairtex Nigeria Ltd provides pipeline construction, rehabilitation, repair, and commissioning services for oil & gas, utility, and power generation infrastructure projects. Our capability covers liquid and gas pipeline systems ranging from 2-inch to 36-inch diameters across onshore, swamp, and offshore environments.

We support the complete pipeline construction lifecycle from route preparation and fabrication through welding, inspection, hydro-testing, pre-commissioning, and operational handover. Fairtex integrates engineering, field execution, QA/QC, and inspection processes to deliver compliant and operationally reliable pipeline systems.

Typical applications: crude oil flowlines, gas transmission pipelines, produced water systems, refinery transfer lines, utility pipelines, flow station upgrades, pipeline rehabilitation projects, and offshore tie-in systems.

What this service covers

Pipeline Construction & Installation

Fairtex executes pipeline construction activities including pre-construction surveys, right-of-way clearing, trenching, pipe stringing, lowering and laying, tie-ins, crossings, reinstatement, and pipeline installation support for both new-build and expansion projects.

Pipeline Welding & Fabrication

Our welding and fabrication capability covers flowline fabrication, field welding, repair welding, tie-in welding, spool fabrication, installation support, and pipeline assembly operations in accordance with approved welding procedures and project specifications.

Inspection, Testing & QA/QC

We provide radiographic interpretation, coating inspection, holiday detection, hydro-testing, buried object inspection, acceptance verification, and QA/QC support to ensure pipeline systems meet operational, integrity, and regulatory requirements.

Pipeline Rehabilitation & Repairs

Fairtex supports rehabilitation and upgrade projects for crude oil, gas, and water pipelines including repair welding, damaged section replacement, integrity restoration, maintenance interventions, and operational reinstatement activities.

Pre-Commissioning & Commissioning

Our services include pipeline cleaning, hydrostatic testing, pre-commissioning support, commissioning coordination, pressure verification, and operational readiness activities prior to system startup and handover.

Swamp & Offshore Pipeline Support

We provide pipeline construction and repair support across challenging swamp and offshore environments, utilizing operational planning, specialized logistics coordination, and field execution management to support safe and efficient project delivery.

Key Takeaways

  • Pipeline construction capability for onshore, swamp, and offshore environments
  • Integrated welding, hydro-testing, commissioning, and QA/QC support
  • Rehabilitation and repair services for crude, gas, and water pipelines
  • Compliance-driven execution aligned with operational and integrity requirements
Equipment

Instruments and systems used for this service.

Field Welding Equipment
Pipeline Welding Systems
Used for pipeline fabrication, tie-in welding, and repair welding operations.
Pressure Testing Equipment
Hydrostatic Test Pumps
Supports hydro-testing and pressure integrity verification for pipeline systems.
Coating Inspection Systems
Holiday Detection Equipment
Used to verify coating integrity and detect coating defects on welded joints.
Pipeline Construction Equipment
Pipe Handling & Stringing Equipment
Supports pipe transportation, positioning, and lowering operations during construction.
Standards

Codes and standards this service conforms to.

ASME
ASME B31.4
Pipeline Transportation Systems for Liquids and Slurries
ASME
ASME B31.8
Gas Transmission and Distribution Piping Systems
API
API 1104
Welding of Pipelines and Related Facilities
Deliverables

What you receive.

Pipeline Construction Package

Construction records, welding documentation, and installation reports.

Inspection & QA/QC Reports

Radiographic interpretation, coating inspection, and integrity verification records.

Hydro-Testing & Commissioning Documentation

Pressure testing records, pre-commissioning reports, and startup documentation.

Rehabilitation & Repair Reports

Pipeline repair records, replacement activities, and integrity restoration documentation.

Have a Scope?

Let’s get it scoped and quoted.

Our team will review your scope and return a proposal.

Request a Quote Talk to an Engineer