Roma Street station construction update - December 2021 to January 2022

With TBM Else having completed her journey to the Northern Tunnel Portal, and TBM Merle expected to finish later in December, the underground team will now remove the supporting equipment for the TBMs and continue to construct the permanent lining of the station cavern.

Excavation of the service tunnel between the new underground cavern and the services building shaft is also expected to be completed this month.

Construction of the new services building has started now that excavation of its underground levels in the shaft is finished.

Shaft excavation for the underground levels of the new station building is ongoing.

 

Station building site

Opposite Makerston Street

The below works will be conducted during standard construction hours which are 6:30am to 6:30pm, Monday to Saturday.

Some activities will be completed out of normal construction hours, 6.30pm to 6.30am, due to traffic permits, safety requirements and construction methodology. Nearby residents will be notified in advance via letterbox drop or a poster in the apartment building mail room.

Excavation and ground support

The below works are ongoing:

  • Excavating the shaft, installing ground support anchors and shotcrete.
  • Loading and removing excavated material with trucks.
  • Structural support operations beneath the Inner Northern Busway.

 

Roma Street station

Busway Platform 2

The below works will be conducted during standard construction hours which are 6:30am to 6:30pm, Monday to Saturday.

Some activities will be completed out of normal construction hours, 6.30pm to 6.30am, due to traffic permits, safety requirements and construction methodology. Nearby residents will be notified in advance via letterbox drop or a poster in the apartment building mail room.

Platform 2 construction activities

The below works will occur until mid-2022:

  • Installing temporary fencing and scaffold around work area.
  • Modifying and reinstating existing platform columns.
  • Installing a new Platform 2 canopy.

 

Services building site

Opposite Garrick Street

The below works will be conducted during standard construction hours which are 6:30am to 6:30pm, Monday to Saturday.

Some activities will be completed out of normal construction hours, 6.30pm to 6.30am, due to traffic permits, safety requirements and construction methodology. Nearby residents will be notified in advance via letterbox drop or a poster in the apartment building mail room.

Constructing the new building

The following works will be ongoing:

  • Delivering equipment and materials.
  • Installing pre-cast concrete panels with the tower crane.
  • Large concrete pours and steel fixing.

 

Tunnelling site

Acoustic shed at corner of Roma Street and Parkland Boulevard

The tunnelling and tunnelling support activities are undertaken 24 hours a day within the acoustic shed.

Underground excavation

The following works will be ongoing throughout December:

  • Excavating passenger access tunnels and removing spoil via the services building and station
    building shafts.
  • Intermittent controlled blasting within the passenger access tunnels.
  • Loading and removing excavated material with trucks.
  • Cross passage excavation between Roma Street and the Northern Tunnel Portal.

TBM operations

The following works will be ongoing until December 2021:

  • Supporting TBM excavation between Roma Street and the Northern Tunnel Portal.
  • Removing TBM support equipment within the cavern.

Drainage and permanent lining

The following works will be ongoing throughout December:

  • Excavating and installing cavern inground drainage.
  • Installing the waterproof membrane.
  • Constructing the permanent lining of the underground station cavern.
  • Constructing the cavern concrete floor slab.

 

Local streets

Roma Street between Countess Street and Parkland Boulevard

Some of the below activities will be completed out of normal construction hours due to traffic permits, safety requirements and construction methodology. Nearby residents will be notified in advance via letterbox drop or a poster in the apartment building mail room.

Services inspection

The following works will be ongoing throughout December:

  • Groundwater monitoring.

 

What to expect

  • Construction activity with potential for an increase in noise, dust, vibration, truck movements and workers.
  • Construction impact mitigation activities such as street sweepers, dust suppression and hoarding installation.
  • Temporary traffic and pedestrian changes on Roma Street and surrounding streets.
  • Work is subject to relevant approvals and suitable weather conditions.

If you want to know more, all of this information is available in PDF form: