One person is believed to have died following an incident at Wahring.
Emergency services were called to the scene just after 3.30pm on Wednesday.
Spokespeople for emergency services at WorkSafe were unable to confirm details of the incident.
A Victoria Police spokesperson said emergency services were called to Bunganail Rd at Wahring “following reports of what appears to be a workplace incident”.
They said police would provide further information “when we are in a position to do so”.
A WorkSafe spokesperson said WorkSafe was investigating the incident.