Live Sewer Contractor
Katam Drainage was originally founded in 1999 by then owners Tristam and Karen Clarke. In 2024, it was acquired by Toner Group, which expanded the group’s service capabilities and reach into specialised drainage works on the network side of sewer and stormwater infrastructure.

Need an accredited live sewer contractor for a Greater Western Water project? Our team of fully licensed professionals provides safe, reliable authority drainage works backed by over 30+ years of experience in complex drainage environments.

Our Greater Western Water sewer contractor accreditation enables us to perform critical infrastructure works, including live sewer repairs, sewer cutbacks, and emergency response services.

We operate in strict accordance with water authority regulations, as well as deliver practical services for builders, developers and property stakeholders who need connection to Greater Western Water’s sewer networks.


Live Sewer Contractor Melbourne

Accredited Contractors for Greater Western Water Services

Katam Drainage holds current accreditation with Greater Western Water, along with five other Victorian water authorities, including South East Water, Yarra Valley Water, Barwon Water, Coliban Water and Gippsland Water.

Our Greater Western Water accreditation allows us to perform:

  • Live sewer connections and repairs
  • Authority-approved sewer cutbacks
  • Emergency sewer infrastructure works
  • CCTV drain inspections for authority compliance
  • Sewer network extensions and modifications
  • Complex drainage services for commercial developments
  • Authority works on plumbing for new connections
Live Sewer

Sewer Cut Back Work for Greater Western Water

Our accredited teams manage sewer cutbacks within Greater Western Water’s network with knowledge developed through thousands of successful authority works across Melbourne’s western regions. These critical connections require specialist knowledge and precise execution.

Key aspects of our sewer cutback services include:

  • Pre-connection CCTV inspections to verify infrastructure condition
  • Authority-approved connection methods and materials
  • Coordination with Greater Western Water for scheduled works
  • Live sewer management during connection procedures
  • Quality assurance documentation for authority compliance
  • Post-connection testing and verification
Multi-Trade Experts

Why Choose Toner Group as Your Accredited Sewer Contractor?

Commercial Plumbing Services

Katam Drainage stands apart as Melbourne's trusted partner for Greater Western Water authority works with multiple water authority accreditations and three decades of industry experience. Our multi-trade capabilities combine plumbing, drainage and electrical services to provide end-to-end services for complex infrastructure projects.

  • Fully Accredited Live Sewer Contractor
    Current accreditation with Greater Western Water and five other Victorian water authorities
  • 30+ Years Infrastructure Experience
    Proven knowledge in authority drainage works and complex drainage environments.
  • 80+ Employed Trade Professionals
    Large-scale team capacity for rapid mobilisation and emergency response
  • Multi-Trade Service Delivery
    Coordinated plumbing, drainage and electrical services from a single contractor
  • 24/7 Emergency Response Capability
    Immediate mobilisation for critical sewer infrastructure failures
  • Advanced Technology Systems
    Cloud-based project management and CCTV inspection capabilities
Stormwater Infrastructure

Authority Works Plumbing for Greater Western Water

Authority works within Greater Western Water’s jurisdiction demand specialised knowledge in water infrastructure regulations and construction standards beyond standard plumbing services.

Some of the authority works plumbing we can provide include:

  • New development sewer connections
  • Stormwater authority connections
  • Water main connections and extensions
  • Sewer infrastructure upgrades
  • Emergency repairs to authority assets
  • Brownfield redevelopment connections
  • Multi-lot subdivision infrastructure

Toner Group is accredited to perform works for several water authorities including:
Greater Western Water
Yarra Valley
South East Water
Barwon water
Master Plumber
Energy-safe Victoria
Civil Contractors Federation Victoria
Building and Plumbing Commission
Vedn
NECA Member
Katam Drainage

Frequently Asked Questions

What areas does Katam Drainage service as a Greater Western Water contractor?

We provide accredited sewer contractor services throughout Greater Western Water’s service area, including Melbourne’s western suburbs and surrounding regions. Our teams regularly work in growth corridors where new infrastructure connections are required.

How quickly can you respond to emergency sewer works?

We maintain 24/7 emergency response capabilities as an accredited contractor for Greater Western Water. Our teams can mobilise immediately for critical infrastructure failures, with specialised equipment ready for deployment from our Altona North depot.

What's involved in obtaining Greater Western Water approval for sewer connections?

We manage the complete authority approval process, including application submission, technical documentation, and coordination with Greater Western Water’s engineering team. Our experience provides smooth approval processes and compliant connections.

Do you handle both residential and commercial authority work?

Yes, our Greater Western Water accreditation covers all project types, from single residential connections to large-scale commercial developments. We’ve successfully delivered authority works for volume builders, commercial developers and government infrastructure projects.

What safety measures are in place for live sewer works?

Live sewer works require extensive safety protocols, including confined space procedures, gas monitoring, traffic management and emergency response plans. Our Safety Champion system makes sure all team members maintain current competencies and follow strict safety procedures on every project.

Contact Katam Drainage today to discuss your Greater Western Water authority work requirements. Our accredited teams are ready to deliver compliant, efficient sewer infrastructure services for your next project.

CCTV Drainage Inspections

Specialised Equipment and Technology

Delivering authority works for Greater Western Water requires significant investment in specialised equipment. Our fleet includes CCTV inspection units, high-pressure jetting equipment, and excavation machinery specifically configured for live sewer environments.

Technology integration improves our service delivery:

  • GPS mapping for accurate infrastructure location
  • Digital documentation systems for instant authority reporting
  • Remote CCTV capabilities for detailed infrastructure assessment
  • Cloud-based platforms for real-time project updates
  • Safety monitoring systems for confined space entry
Our Projects and Our People

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