Concrete Tank Construction – Auckland
Project Overview
42,000-Litre Concrete Tank Construction
Civil IQ specialises in complex concrete construction projects across Auckland, delivering durable infrastructure built to meet demanding engineering standards. This project involved the construction of a 42,000-litre in-ground concrete tank, including excavation, formwork, reinforcement, concrete placement, waterproofing and final site reinstatement. The completed tank provides a robust, long-term storage solution delivered safely, efficiently and to specification.
Project details
Scope of works
Work completed on this project included:

Excavation and formation of tank pit

Structural formwork fabrication and installation

Reinforcement placement

42,000-litre in-ground concrete tank pour

Waterproofing and sealing

Lid or roof structure installation

Backfill and site reinstatement
Project in brief
This project involved the construction of a 42,000-litre in-ground concrete tank, requiring careful sequencing of excavation, formwork, reinforcement and pour to produce a watertight structure fit for purpose.
The tank construction required the use of a larger excavator to reach depth and manage volumes, alongside a smaller machine for confined work around the formwork. Concrete placement was sequenced to manage pour volumes and ensure consistent compaction throughout the structure.
Waterproofing and sealing followed the initial pour, with backfill and reinstatement completed on schedule.
The outcome
A completed in-ground concrete tank ready for commissioning and connection, delivered within programme and to specification.
Related Services
Civil IQ delivers quality civil construction services across greater Auckland for commercial and residential clients. If you’re planning a project, get in touch with our team to discuss how we can help.
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Every project is approached with careful planning, quality workmanship and a commitment to delivering durable outcomes. Contact Civil IQ to discuss how we can help bring your project to life.
