The next stage of work on the Ross Creek Reservoir is
unlikely to go ahead until next year.
Construction of a buttress on the reservoir's embankment was
originally expected to start this month, but there had been a
series of ''general technical delays'', including in
completing reviews of information and a revisit of the
information required for the consent process, Dunedin City
Council water and waste service capital programme analyst Tom
It was now expected a consent application would be lodged
with the Otago Regional Council later this year, and tenders
for the construction work would be sought either late this
year, or early next year.
Once started, the work was expected to take about a year. It
would include extending the foot of the embankment, allowing
the embankment's gradient to be reduced and the structure to
The $2.1 million project to restore the old dam's earth
embankment, which was found in 2010 to have developed large
cracks, is part of a refurbishment project that will see the
reservoir used as a raw water storage facility for Dunedin,
providing backup to the city's supply should Deep Creek and
Deep Stream supplies fail.
Bush under the embankment was cleared earlier this year so
council consultants could do survey and design work.
A review of the design was to be carried out by a structures
specialist, an archaeological authority and a consenting
authority, in June, but several issues, including
availability, meant work was only now under way, Mr Dyer