Scope of works performed at Happy Valley Reservoir were as follows:

• Mobilise to site and set up temporary facilities.
• Engage surveyor to peg the extent of the works, in consultation with SA Water.
• Install temporary water pumps to remove excess water from the channel, including during stormwater events.
• Remove grass, topsoil, and exotic trees within the Workzone and dispose of materials in SA Water approved spoil site.
• Remove rubbish/debris and concrete from the base of the channel up to the face of ford crossing.
• Excavate and widen the base of the channel, up to 5m and construct new batters to match supplied design.
• Transport materials and install a new subbase infill in base of channel, compacting in between layers.
• Install 1.5m wide formwork (including reinforcement and reno mattress lacer bars) at face of the ford and install concrete.
• Supply and install reno mattresses in the base of the channel, following the contours of the base and batters.
• Install rock armouring at the face of the ford and along the edges of the reno mattresses.
• Install concrete between the interface of the reno mattress and Ford crossing concrete.
• Install coir mesh, once complete the batters with coir mesh to be hydro seeded with native seed mix supplied by SA Water.
• Clean up the site and remove any temporary facilities.
• Provide as-constructed drawings to SA Water.