Retroclay Solution & Associated Works
Location: Perth, Western Australia
Buyer: Jones Lang LaSalle
Opened: May 13, 2026
Closing: Jun 10, 2026
Foundation and footing construction service - 80%Exterior grounds maintenance - 10%Landscaping services - 10%
### ποΈ Tender Overview: Retroclay Remediation at McIver House
Jones Lang LaSalle (JLL), acting on behalf of the Western Australian Department of Housing and Works (DHW), is inviting tenders for the **Retroclay Solution & Associated Works** at McIver House, Northam (297 Fitzgerald Street).
#### π Project Scope & Requirements
This project aims to remediate structural movement caused by reactive clay soil. The successful contractor will be responsible for:
* **Installation of the 'Retroclay' system:** Implementing a polyethylene vapour barrier to stabilize foundation moisture levels.
* **Associated Remedial Works:** Addressing existing cracking in non-structural elements, including partition walls and bulkheads.
* **Compliance:** Adherence to detailed engineering specifications provided in the tender documentation.
#### π’ About the Client
This project is managed by JLL for the WA State Government. Contractors must demonstrate relevant experience in foundation stabilization and ground maintenance.
#### π
Key Dates & Briefing
* **Tender Closing Date:** 10 June 2026, 11:00 AM AWST.
* **Mandatory Briefing:** 13 May 2026, 10:00 AM at Central Park, Level 29, 152-158 St Georges Terrace, Perth. Attendance is available in-person or via Microsoft Teams (request link from contact person).
#### π Search Keywords
#FoundationRemediation #Retroclay #StructuralEngineering #BuildingMaintenance #NorthamConstruction #WATenders #JLL #GroundStabilization #PropertyManagement