Moana Growth (Tatachilla Road, Maslin Beach Road & Commercial Road)

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SA Water together with McConnell Diona Joint Venture (MDJV) have installed a new water main to support growth in the Moana area.

Project Overview

The project involves installing 4.2 kilometres of new water main pipework along Tatachilla Road (from California Road to Main South Road), Maslin Beach Road, and the southern section of Commercial Road.

Upcoming Works

The following works will be undertaken in consecutive shifts commencing from mid-April 2026 within a four-week period (nb: no one section will be impacted for the entirety of this period):

Tatachilla Rd (between California to Main South Rd section) and Maslin Beach Rd (between Main South and Commercial Rd - section near quarry)

  • Surface treatment and finishing works are required and will be undertaken as dayworks on Mondays to Fridays, 6am – 5pm for approximately 4-weeks.
  • These works require warm dry weather and must be undertaken during the day.
  • The work zone will move from east to west.

Commercial Rd / Maslin Beach Rd intersection and Sunset Dr intersection

  • Remedial works, asphalt treatment and line marking are required and will be undertaken as nightworks on Sundays to Thursdays, 7pm to 6am for approximately 4 weeks.

Please note –

  • Timing of works may change due to weather conditions, contractor availability, technical requirements and/or traffic conditions we may encounter.

Map showing locations of dayworks & nightworks:

How will this affect you?

Traffic movements in the area:

  • Works will be delivered in short stages, with temporary traffic impacts which may include lane restrictions, one-way flow, detours and occasional local access only arrangements.
  • To minimise disruption, traffic management, including traffic controllers, signage, speed restrictions, and advance notice will be in place. Please allow more time for travel during these works and drive to conditions.
  • Local property access will be maintained at all times.
  • We will work closely with workplaces and industry groups to minimise impact and communicate heavy vehicle routes in advance.

Other impacts:

  • Construction will involve noise-generating machinery and may result in some noise, dust and disruption to nearby residents and businesses. While some impacts are unavoidable, MCD-SRG JV will take all reasonable and practicable steps to minimise disturbance.
  • No impact to your water supply is planned for these works.


Further information

Any questions, please contact 1300 SA WATER (1300 729 283) or email project@sawater.com.au

We thank you for your patience as we complete these important works.

SA Water together with McConnell Diona Joint Venture (MDJV) have installed a new water main to support growth in the Moana area.

Project Overview

The project involves installing 4.2 kilometres of new water main pipework along Tatachilla Road (from California Road to Main South Road), Maslin Beach Road, and the southern section of Commercial Road.

Upcoming Works

The following works will be undertaken in consecutive shifts commencing from mid-April 2026 within a four-week period (nb: no one section will be impacted for the entirety of this period):

Tatachilla Rd (between California to Main South Rd section) and Maslin Beach Rd (between Main South and Commercial Rd - section near quarry)

  • Surface treatment and finishing works are required and will be undertaken as dayworks on Mondays to Fridays, 6am – 5pm for approximately 4-weeks.
  • These works require warm dry weather and must be undertaken during the day.
  • The work zone will move from east to west.

Commercial Rd / Maslin Beach Rd intersection and Sunset Dr intersection

  • Remedial works, asphalt treatment and line marking are required and will be undertaken as nightworks on Sundays to Thursdays, 7pm to 6am for approximately 4 weeks.

Please note –

  • Timing of works may change due to weather conditions, contractor availability, technical requirements and/or traffic conditions we may encounter.

Map showing locations of dayworks & nightworks:

How will this affect you?

Traffic movements in the area:

  • Works will be delivered in short stages, with temporary traffic impacts which may include lane restrictions, one-way flow, detours and occasional local access only arrangements.
  • To minimise disruption, traffic management, including traffic controllers, signage, speed restrictions, and advance notice will be in place. Please allow more time for travel during these works and drive to conditions.
  • Local property access will be maintained at all times.
  • We will work closely with workplaces and industry groups to minimise impact and communicate heavy vehicle routes in advance.

Other impacts:

  • Construction will involve noise-generating machinery and may result in some noise, dust and disruption to nearby residents and businesses. While some impacts are unavoidable, MCD-SRG JV will take all reasonable and practicable steps to minimise disturbance.
  • No impact to your water supply is planned for these works.


Further information

Any questions, please contact 1300 SA WATER (1300 729 283) or email project@sawater.com.au

We thank you for your patience as we complete these important works.

Page last updated: 01 Apr 2026, 02:34 PM