Minor Works

Optimal have successfully delivered over 200 rectification projects significantly improving the performance of GPTs, trashracks and stormwater harvesting projects. These projects are very rewarding as they have a great benefit cost outcome.

Optimal have quality assurance, occupational health and safety procedures, confined space training, first aid and white cards to deliver minor construction and rectification works.

2019 – Mosman Council Rectification Projects

Mosman Council benefited from a GPT Audit which identified numerous rectifications needed on this critical stormwater infrastructure.  To reinstate performance and improve operation rectification works have been carried out on: Mandalong Raglan Street Gordon Creek GPT lid rectification

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Canada Bay Council – CleansAll GPT De-commissioning and pipe rectification

Canada Bay Council engaged Optimal Stormwater to look at solving a surcharging and highly problematic CleansAll GPT at St Georges Crescent in Drummoyne. Due to the poor installation, notable structural faults, the leaking of water from the device causing damage […]

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June 2019 Rocla Pipeline Products – Moorebank CDS Oil Baffle Installation

An oil baffle was retro fitted into a CDS Unit to retain oil spills from the site.  Optimal Stormwater have ISO Accredited WHS procedures for confined spaces entry required for GPT modifications.

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May 2019 North Sydney Council – Honda Road Culvert Repairs

Optimal Stormwater are available for minor stormwater works including rectification of concrete spalling.  North Sydney council engaged Optimal for advice and rectification of 20m2 of culvert in Honda Road to extend the life of this asset.

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Sutherland Shire Council – D&C of Still Creek Trashrack solution at Menai

In years gone by trashracks were all the rage. They were seen as a great way to prevent large pollution items and large loads of organics from reaching our creeks and wetlands. Guess what, they can still be one of […]

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Balfour Street, Dulwich Hill GPT Refurbishment

Optimal Stormwater were asked to carry out some specialist repairs to the CDS unit in Balfour Street, Dulwich Hill. Over 8 years of operation on a large flowing culvert, the device had suffered from wear and tear. On inspection of […]

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Pittwater Council – GPT Repair and Upgrades

Further to the audit of their 51 GPTs, Optimal Stormwater was selected to do minor capital works on several of the GPTs to get them up and running again. Many of the Cleansalls had lids without surrounds, so when the […]

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Marrickville Council – CDS Unit Repair and Upgrade

Key staff at Optimal Stormwater have had a long standing relationship with our key subcontractors led Marrickville Council to seek advice on issues with one of their GPTs. Optimal Stormwater was selected to upgrade the GPT, with the following works […]

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Leichhardt Council GPT Rehabilitation – Evan Jones Reserve

Because of the experience of the Optimal Stormwater staff, designers, engineers and the subcontractors who work with us every day, we have the knowledge and resources to overcome any type of GPT rectification project. Because of our vast experience in […]

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Sutherland Shire Council – D&C Exclusion Bars Tea Tree Place

Council installed a GPT at Tea Tree Place in Kirrawee. But because the pipes were 1200mm and 1350mm diameter it made it reasonably easy for kids to play in the pipes and therefore climb up the pipes and play in […]

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