Underground Construction
Underground Construction
Built for Critical Infrastructure
From dense utility corridors to remote infrastructure sites, Outback Contractors delivers underground construction services that support the safe, reliable installation of critical utility systems.
Underground construction plays a vital role in modern infrastructure, requiring precision, coordination, and careful execution.
Our work is performed with a strong focus on safety, accuracy, and long-term performance, ensuring underground systems are built to support reliable operation and future expansion.
Underground Construction Expertise
Trenching & Excavation
- Trenching for utility installations
- Excavation and backfill
- Shoring and trench protection
- Directional drilling
- Underground vault installation
- Soil handling and disposal
Conduit, Duct Banks & Enclosures
- Conduit installation
- Duct bank construction
- Reinforced concrete encasement
- Primary and secondary enclosures
- Pull box installation
- Utility crossings and tie-ins
Utility Infrastructure & Coordination
- Underground electrical systems
- Rule 20 (residential and commercial undergrounding)
- Joint trench construction
- Cable trench installation
- Underground raceways
- Tie-ins to aboveground systems
Specialized Services & Support
- Potholing and vacuum truck services
- Operator-qualified gas personnel
- Gas distribution installation support
- Utility coordination and inspection support
Built for Active
Utility Corridors
Underground construction often takes place in congested corridors, active facilities, and environmentally sensitive areas. Outback’s experience working in these environments allows our teams to coordinate closely with stakeholders, manage risk, and execute work safely, while minimizing disruption to surrounding operations.
This approach ensures underground systems are installed accurately, protected from damage, and built to perform over the long term.
Core Services
Utility Trenching
Trenching services supporting the installation of underground utility systems.
Outback executes trenching operations with careful planning, proper shoring, and strict safety protocols to support safe installation and long-term system integrity.
Capabilities include:
- Open trench excavation
- Shoring and protection systems
- Backfill and compaction
- Utility coordination
Rock Trenching
Outback Underground is a trusted contractor for underground construction in rugged, rocky, and high-risk conditions.
We work with strategic partners to assess rock density and formation, and we deploy the equipment, expertise, and leadership required to remove difficult material safely and efficiently. These projects demand precision and experience, and we’ve never backed away from them.
Capabilities include:
- Rock trenching in hard and fractured rock conditions
- Pre-excavation analysis and coordination with geotechnical partners
- Mechanical rock excavation and breaking
- Controlled excavation in confined or sensitive areas
- Trenching for utility and energy infrastructure
- Safe material removal and disposal
- Coordination with utility and inspection teams
- Execution in remote, rugged, and access-constrained environments
Gas Qualifications
Outback Underground is fully qualified to perform gas distribution installation across a wide range of systems and conditions.
Our teams are trained through a structured qualification program designed to keep personnel current with evolving customer standards, safety requirements, and regulatory expectations. Outback is qualified to perform fusions on all sizes of distribution gas lines and maintains active memberships with Veriforce and ITS Management Systems.
Capabilities include:
- Gas distribution installation and replacement
- Plastic pipe fusion (all distribution line sizes)
- Compliance with utility-specific gas standards
- Ongoing employee qualification and re-certification
- Work performed under active gas safety protocols
- Coordination with utility inspectors and operators
- Documentation and compliance tracking
- Membership and compliance with Veriforce and ITS Management Systems
Duct Banks & Conduit
Construction of duct bank and conduit systems supporting electrical and utility infrastructure.
Our teams install conduit and duct banks designed to meet utility specifications, load requirements, and environmental conditions.
Capabilities include:
- Electrical duct banks
- Conduit systems
- Concrete encasement
- Utility crossings
Underground Electrical Infrastructure
Installation of underground electrical infrastructure supporting power delivery systems.
Outback coordinates closely with utility and line crews to ensure underground systems are installed accurately and ready for system integration.
Capabilities include:
- Cable trench installation
- Pull box installation
- Underground raceways
- Tie-ins to aboveground systems
Related
Projects
Safety. Quality.
Excellence.
Every underground construction project is executed with strict safety standards, disciplined coordination, and close attention to site conditions.
Our teams follow established processes to ensure work is completed accurately, responsibly, and in alignment with utility specifications and regulatory requirements.
Explore More
Services
By integrating underground construction with these services, we deliver coordinated execution and consistent results across the full project lifecycle.
