Melbourne sinkhole in Heidelberg — Safety response

Jan 7, 2026 • 3 min read
video thumbnail for 'CEO Duncan Elliott speaks on Melbourne sinkhole in Heidelberg | 7NEWS'

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Immediate action taken after surface hole at AJ Burke Reserve

Melbourne sinkhole concerns emerged last night when a surface hole appeared at AJ Burke Reserve in Heidelberg, within the area of ongoing tunnelling operations. Major Roads Projects Victoria moved quickly to protect the public, installing fencing and an exclusion zone while teams work both on the surface and underground to assess and secure the site.

Major Roads Projects Victoria chief executive speaking outside AJ Burke Reserve, clear and well-lit portrait with background landscaping.
MRPV chief outlines immediate safety actions taken at the reserve.

Major Roads Projects Victoria’s chief executive confirmed the hole was discovered after works in that section and that the immediate priority is community safety. Fencing was erected as soon as crews were informed, creating a clear exclusion area to keep people away while assessments proceed.

Major Roads Projects Victoria chief executive speaking directly to camera outside with trees and windows behind and 7NEWS logo visible.
The chief reiterating the immediate priority: community safety.

Teams are conducting concurrent surface and subsurface works to make sure the area is stable. No injuries have been reported and there is no damage to nearby property. Still, the presence of an active exclusion zone means access to parts of the reserve and nearby sporting facilities is restricted for now.

“Our first and foremost priority here is community safety… no works will proceed until the investigation is complete.”

Authorities have paused tunnelling operations while an investigation is carried out. The pause is deliberate: investigators need to confirm the cause and ensure all remediation measures are in place before any further construction activity resumes. This cautious approach is intended to prevent further surface movement or underground instability.

Well-framed image of a project spokesperson in a white shirt giving an outdoor media statement
A spokesperson gives a direct update on the site pause and safety priorities.

What this means for the local community

The reserve and nearby sporting clubs have been affected by the exclusion zone. Event organisers and club managers are being engaged to help them continue operations where possible through the summer period, with contingency planning underway to relocate activities or adjust schedules as needed.

Local residents are being urged to respect barricades and signage. Keeping clear of the exclusion area is essential while remediation and geotechnical investigations continue, both for individual safety and to allow contractors to work efficiently.

Centered shot of a Major Roads Projects Victoria official in a white shirt speaking outdoors with windows and trees behind him, 7 News watermark
A Major Roads Projects Victoria official addressing community safety and exclusion zones.

Next steps and timeline

Investigators will determine the cause of the surface hole and recommend remediation works. Only after those steps are complete will tunnelling recommence. Officials have emphasised there is no immediate timetable for reopening the site until engineers are satisfied the area is safe.

  • Safety first: exclusion zone remains enforced until clearance.
  • Investigation: geotechnical assessments and subsurface checks are underway.
  • Works paused: tunnelling is on hold pending findings and repairs.
  • Community support: arrangements being made to assist local sporting clubs and reserve users.

Key takeaways

Surface movement at a construction site can present immediate risks even when no injuries occur. A swift, transparent response that prioritises fencing, investigation and collaboration with the community helps reduce risk and maintain public confidence while technical teams establish a safe path forward.

Has anyone been injured in the incident?

There have been no injuries reported and no property damage identified as a result of the surface hole.

Why was tunnelling stopped?

Tunnelling was paused to allow a full investigation and remediation planning. Work will not resume until engineers confirm it is safe to do so.

What safety measures are in place?

An exclusion zone and fencing have been installed, and crews are carrying out both surface and underground safety works and assessments.

How will this affect local sporting clubs?

Officials are liaising with clubs to develop contingency plans so they can continue to operate over the remainder of the summer period where possible.

When will the reserve reopen?

There is no confirmed reopening date. The reserve will remain closed in the affected area until the investigation and any necessary remedial works are complete.

The information in this article has been adapted from mainstream news sources and video reports published on official channels. Watch the full video here CEO Duncan Elliott speaks on Melbourne sinkhole in Heidelberg | 7NEWS

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