Sunraysia Solar Farm


Maoneng Australia


Balranald, NSW


Engineer, Procure & Construct

Contract Value

$285 Million

Start Date

Oct 2018

Completion Date

Dec 2019
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Sunraysia Solar Farm involves the development of a utility scale solar photovoltaic (PV) farm located 17km south of Balranald and 140km south east of Mildura in southern New South Wales. The Sunraysia Solar Farm represents an important contribution to renewable energy generation in New South Wales.

This EPC project included the design, procurement, manufacture, delivery, installation, testing, commissioning and operational handover of the 255MWp photovoltaic solar power system at the Sunraysia Solar Farm.

Sunraysia Solar Farm is expected to have a 30 year operating life and will connect to the existing Trans Grid 220Kv Substation, approx. 3 km north from its location.

Scope of works

The scope of works included civil works; structural works; construction of site facilities; Balance of Plant (BOP); solar array works; SCADA, control and commissioning; testing and commissioning; performance and interfacing; obtaining all work permits and approvals; temporary works and handover.

Civil works included bulk earthworks, erosion control, culverts and channels, road construction, access roads, hardstands, compounds, carparks, and in-ground cable installation. Structural works included array structures and supports, buildings and foundations and fencing. Works included all utility services, area lighting, security system, fencing and access control, PV modules, friction piles, switch rooms, and meteorological stations.

Post project handover to Sunraysia, Decmil completed a Process Improvement Lessons Learnt workshop with the client to capture all issues and process improvement suggestions for future Solar Farm projects.

Delivering solutions.

We are committed to outstanding project management and delivery regardless of the scale or the intricacy of the work.