Mann Road Culvert Renewal Stage 1

Overview The City of Adelaide is seeking tender submissions from suitably qualified contractors to undertake the renewal of the culvert under Mann Road, in accordance with the attached drawings. This package of works is for Stage 1 only. About The existing culvert runs from Robe Terrace, through the eastern most corner of Park 6, then crosses under Mann Road and discharges into the open channel within the Olive Grove in Park 7. The existing culvert is at the end of its useful life, with exposed reinforcement visible within the culvert. The City of Adelaide has allocated funding within the 2026/27 budget to replace the section beneath Mann Road, identified as Stage 1 on the drawings. It is likely that Stage 2 will follow in a future financial year. Scope The scope includes: Demolition of the existing culvert, road surface and kerbing Base preparation, supply and installation of the new culvert, including temporary connections to the old culvert at the boundaries of the Stage 1 works Pavement reinstatement, including re-linemarking Management of stormwater flows throughout the works Liaison with service authorities and protection of all existing services on site, which may include spotters, access permits and temporary propping Pedestrian and traffic management, including DIT approvals as necessary, City of Adelaide works permits, and coordination with bus and emergency services Preparation of as-constructed documentation in accordance with City of Adelaide requirements Contractor Requirements Tenderers shall familiarise themselves with the site and the significant traffic management challenges given the location of the works Tenderers cannot stage their works from within Park 7, as the Olive Grove within Park 7 is protected given its heritage status