Modern Civil Engineering

Backed by Experience. Designed for Growth.

Our Services


Our team of smart, people-focused engineers leverages the latest technology to provide smart, people-focused outcomes across all stages of land development. We pride ourselves on our deep understanding of local council regulations and state legislation, ensuring smooth project progression from inception to completion.

Civil.

Design.

Management.


Feasibility & Planning

  • Due diligence reporting

  • Development cost opinions

  • Project feasibility analysis

  • Engineering and specialist reporting

Costing & Procurement

  • Bill of quantities

  • Full construction cost opinions

  • Preparation of tender documentation and calling of tenders

Design & Documentation

  • Civil detailed design and documentation of operational works drawings

  • Stormwater and flood management

  • Erosion and sediment control

Approvals & Applications

  • Preparation and lodgement of development applications

  • Preparation and lodgement of connection applications

  • Preliminary engineering drawings

Construction & Project Management

  • Construction audit inspections

  • Project management

Unity Water Certified Services - Barlow Shelley
Barlow Shelley Unity Water Certifier

As a Unitywater Accredited Entity and Registered Certifier, we are authorised to assess and certify connections to Unitywater’s water and sewerage networks across the Sunshine Coast, Noosa & Moreton Bay region. Our accreditation ensures we meet Unitywater’s stringent standards for engineering design and construction compliance.

What this means for your project:

  • We can certify and submit water and sewerage Certification Packages directly to Unitywater on your behalf.

  • Our in-house certifiers ensure designs and constructed assets meet Unitywater’s approval requirements and standards.

  • We handle the full certification process for non-trunk infrastructure connections, helping you avoid delays and streamline approvals.

  • With us, you benefit from direct engagement and oversight from a recognised Accredited Entity, ensuring confidence at every stage.

Certified Services


Good engineering design can deliver substantial cost savings throughout the projects lifetime.

Built on Relationships. Driven by Outcomes.

Why choose Barlow Shelley?


Experienced Leadership: Our director, Tony Shelley, is a Registered Professional Engineer of Queensland (RPEQ) with a hands-on approach to every project.

Local Insight: Having operated on the Sunshine Coast for over two decades, we possess in-depth knowledge of regional development dynamics.

Client-Centric Approach: We collaborate closely with clients, ensuring solutions are tailored to specific project requirements and community needs.

Innovative Solutions: Our commitment to leveraging cutting-edge technology ensures efficient and sustainable engineering outcomes.

We recognise that each project is unique. 

Get in touch with us so that we can understand your needs and provide a detailed proposal and scope of works. We are available to meet and discuss any enquiry you may have by appointment.