CONTACT & PICKUP
16 Hillside Street
Maddingley VIC 3340
Pickup by prior arrangement.
TRADING HOURS
Mon–Fri: 7:30 am–3:30 pm · Saturday: by appointment until noon · Sunday & Victorian public holidays: closed
Manufacturer Direct • Sunbury Supply
Buy manufacturer-direct concrete sleepers for Sunbury, with galvanised steel posts and drainage accessories supplied from our Bacchus Marsh base. We supply homeowners, builders and landscapers across Sunbury, Diggers Rest and nearby north-west areas.
Materials supply only • Homeowners, landscapers, builders and trade
For sloping blocks, tiered walls or a fence above the wall, send your approved plans or materials schedule so the specified sleeper lengths, steel posts and connections can be quoted together. Include your delivery postcode, required date and unloading details. Outwest Sleepers supplies materials only; structural specifications come from your designer or engineer.
Compare sleeper sizes and prices · Browse galvanised steel posts · Request a Sunbury materials and freight quote
Outwest Sleepers supplies retaining wall materials across Sunbury, including concrete sleepers, steel posts and complete retaining wall products for builders, landscapers and homeowners. As a retaining wall supplier servicing Sunbury, we provide reliable supply and delivery to support residential and commercial projects.
We regularly supply retaining wall projects across Sunbury and surrounding areas including Diggers Rest, Gisborne, Riddells Creek and Clarkefield.

Outwest Sleepers supplies retaining wall materials in Sunbury for residential, trade and civil construction projects.
Supply includes concrete sleepers, structural steel posts and associated components, with delivery available across Sunbury and surrounding areas.
For full system supply across Victoria, refer to the
Sunbury continues to see strong residential growth across newer estates and established residential areas, where sloping blocks and boundary level changes regularly require retaining walls.
Projects in Sunbury commonly involve:
Construction across Sunbury is often completed in stages, with builders and landscapers requiring materials at different points throughout the project.
Reliable material supply is critical in Sunbury to support staged construction and maintain progress across multiple sites.
Send your materials schedule and delivery address so supply and freight can be confirmed for your project.
Outwest Sleepers supplies reinforced concrete sleepers, galvanised retaining wall steel, drainage products, membrane, geofabric and fence plates for projects across Sunbury and surrounding areas.
Concrete sleepers are available in 1,800 mm, 2,000 mm and 2,400 mm lengths, with a standard thickness of 80 mm. They are manufactured from 40 MPa concrete with 2 × N12 reinforcement.
Common steel sections include 100UC, 150UB and 150UC, with 200UC available by special order. Final steel selection depends on engineering, loading, ground conditions and project-specific requirements.
Concrete sleepers are detailed on the Concrete Sleepers Victoria page.
Steel supply is outlined on the Retaining Wall Steel Victoria page.
Delivery to Sunbury is typically completed within standard Melbourne timeframes.
Delivery scheduling supports:
Further delivery details are available on the Retaining Wall Delivery Victoria page.

Retaining wall materials are also supplied to nearby areas including:
These locations are supported through the same delivery network across Melbourne’s western and northern growth areas.
Send project details, plans or quantities to confirm material availability, pricing and delivery scheduling.
Before You Order
Confirm your product requirements and collection or delivery arrangements before ordering.
Yes. Request a combined materials and freight quote with your sleeper lengths, finishes and quantities, specified steel sections and drainage accessories. We confirm availability and delivery arrangements for your order.
Send the delivery suburb, postcode, product quantities, preferred date and site access and unloading details. Freight is assessed against the actual address, load and access requirements before ordering.
Typical delivery is 2–3 business days, subject to stock, transport scheduling, order size and site access. Confirm the timing for your address and order before scheduling installation.
Standard lengths are 1,800 mm, 2,000 mm and 2,400 mm, with 80 mm thickness, 40 MPa concrete and 2 × N12 reinforcement. Confirm the required span, finish and specification against your approved design.
Use your approved engineering or designer’s steel schedule. Final selection depends on loading, ground conditions, post spacing and connections; wall height alone is insufficient. Send the specified steel sections and post lengths with your quote request.
Pickup is available by prior arrangement from 16 Hillside Street, Maddingley VIC 3340. Call 0400 032 163 before travelling to confirm readiness, collection timing and suitable loading arrangements.
Outwest Sleepers supplies materials only. Installation, engineering, permits and drainage outlet connections are arranged separately. Ask our team about installer referrals if required.