Former Buffalo Site Redevelopment

Former Buffalo Site Redevelopment, Glenelg North, SA

Civil and coastal engineering for the redevelopment of the former Buffalo site at Glenelg North into accessible public open space overlooking the Patawalonga.

Magryn provided civil and coastal engineering services for the transformation of the former Buffalo site at Glenelg North, revitalising this historically significant location into a functional, accessible, and inviting public open space overlooking the Patawalonga.

The site, previously home to the iconic Buffalo replica, was redeveloped into a landscaped waterfront space with new pavements, green areas, a rock revetment, and stormwater infrastructure. The works balance technical rigour with public amenity, delivering a durable and attractive space for the local community.

Key Engineering Features & Challenges

The project involved complex coastal, geotechnical, and civil engineering considerations:

  • Soft Marine Sediments & Uncontrolled Fill: The site’s geotechnical conditions required careful design to manage settlement risks and support long-term pavement and revetment performance.
  • Mechanically Stabilised Soil (MSS) Layer: An MSS layer was incorporated to reduce settlement risk beneath the paved areas and revetment.
  • Sheet Piling: Temporary sheet piling was installed to form a cofferdam during construction, providing a dry work area and acting as structural toe support for the new rock revetment.
  • On-Site Fill Management: Existing fill was reused and engineered on-site to reduce environmental impact and improve ground performance.
  • Stormwater Management: A new drainage system was designed to manage runoff efficiently while minimising discharge to the Patawalonga.
  • Permeable Paving: Incorporated around garden beds and tree zones to reduce runoff and promote infiltration.
  • Lighting Upgrade: The lighting design was enhanced by reusing existing electrical infrastructure, improving safety while remaining cost-effective.

Collaborative Delivery

Magryn worked closely with contractor Outside Ideas and the City of Holdfast Bay, adapting during construction to respond to site conditions and ensure high-quality outcomes. Landscape and electrical design were delivered by Greenhill and GD Studia, seamlessly integrated with the engineering elements.

Community Benefits

The completed site delivers a generous, accessible public space with improved connection to the waterfront and features designed to enhance user experience:

  • Expanded green open space for recreation and events
  • Interpretive signage celebrating the cultural and historical significance of the site
  • Laser-cut safety fencing with custom artwork
  • Enhanced lighting and path connectivity

This project has transformed a dormant site into a resilient and welcoming waterfront destination, balancing engineering excellence with landscape design to create a lasting legacy for the Glenelg community.

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