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Railway Drain Stormwater Treatment

Closes in 5 daysSubmission deadline: 18 November 2026, 04:00 PM Pacific/Auckland

Tender Overview

ReferenceVP2026-166
Issued byWaimakariri District Council
LocationSite: Railway drain, Rangiora Map: View on Google Maps Go to Source Location New Zealand : Canterbury
CategoryEngineering & Research & Technical Based Services : Engineering Consulting Services : Industrial Production & Manufacturing Services : Metal Fabrication & Welding : Civil Construction Services : Carpark & Driveway Construction & Maintenance : Stormwater Harvesting & Drainage Construction : Water & Sewage : Pipe & Sewer & Drain Cleaning

About this tender

Overview Waimakariri District Council is seeking a contractor for the construction of a stormwater treatment device within the railway drain in the township of Rangiora. Scope The scope includes: Supply and installation of a 3.35 x 5.18m by 3.325m deep Baffle Box (stormwater treatment device), noting dimensions may vary depending on production of final shop drawings by Atlan Stormwater Supply and installation of a diversion weir and new 1.5 x 0.5m (internal span) concrete channel to and from the baffle box Reshaping and cleaning of the existing drain Installation of rock rip rap Design and build of bespoke safety grilles at the drain inlet and outlet Design and build of bespoke channel sections Car park and garden bed reinstatement

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