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Marlborough dam construction challenges

Marlborough dam construction challenges

Abstract The New Zealand Building Act 2004 requires dams above 4m high, holding more than 20,000 cum, be engineer designed with construction supervision, whilst complying with best practice under the NZSOLD Dam Safety Guidelines. The design challenge with these dams for small agricultural enterprises is…

Haldon Dam Remediation: A Case Study of Earthquake Damage and Restoration

Haldon Dam Remediation: A Case Study of Earthquake Damage and Restoration

This article was originally presented at ANCOLD (2017) Conference, Hobart Haldon Dam is a 15 m high zoned earth-fill embankment irrigation dam, located approximately 10 km south-west of Seddon, in the Awatere Valley, New Zealand. The crest and upstream shoulder of the embankment suffered serious…

Geological Inputs into the Waipori Dams Stability Review

Geological Inputs into the Waipori Dams Stability Review

Abstract Three concrete arch dams (Mahinerangi Dam, Waipori Nos. 2 and 4) and one gravity weir (Waipori No.3) of varying ages provide the impoundments for the Waipori Hydro-electric Scheme. Findings of a comprehensive dam safety review carried out in 2012 indicated some knowledge shortcomings when…