Retaining Wall Steel Posts Canberra - ACT
Browse retaining wall steel posts in Canberra for concrete sleeper walls, including UC H-beam posts, TFC channel posts, corner joiners, and fence brackets.
Our ACT range is designed to suit common sleeper wall layouts, with profiles that match straight runs, corners, and fence tie-ins where required.
To keep your retaining wall project moving, you can organise delivery across Canberra and the ACT as part of your quote, based on order requirements.
Browse the range below or call 0485 856 986 for compatibility help, then send plans through our contact page.

Showing all 8 results
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45 degree corner, Canberra, Retaining Wall Steel Posts Canberra - ACT
Price range: $59.40 through $297.00 inc. GST Select options This product has multiple variants. The options may be chosen on the product page -
90 degree corner, Canberra, Retaining Wall Steel Posts Canberra - ACT
Price range: $52.80 through $264.00 inc. GST Select options This product has multiple variants. The options may be chosen on the product page -
C Channel Steel (TFC), Canberra, Retaining Wall Steel Posts Canberra - ACT
Price range: $17.60 through $105.44 inc. GST Select options This product has multiple variants. The options may be chosen on the product page -
Canberra, H Channel Steel (UC), Retaining Wall Steel Posts Canberra - ACT
Price range: $29.70 through $178.20 inc. GST Select options This product has multiple variants. The options may be chosen on the product page -
C Channel Steel (TFC), Canberra, Retaining Wall Steel Posts Canberra - ACT
Price range: $49.50 through $396.00 inc. GST Select options This product has multiple variants. The options may be chosen on the product page -
Canberra, H Channel Steel (UC), Retaining Wall Steel Posts Canberra - ACT
Price range: $59.40 through $475.20 inc. GST Select options This product has multiple variants. The options may be chosen on the product page -
Canberra, Fence Brackets Canberra - ACT, Retaining Wall Steel Posts Canberra - ACT
Original price was: $19.36.$17.60Current price is: $17.60. inc. GST Add to cart -
Canberra, Fence Brackets Canberra - ACT, Retaining Wall Steel Posts Canberra - ACT
Original price was: $21.78.$19.80Current price is: $19.80. inc. GST Add to cart
Showing all 8 results
Retaining Wall Steel Posts Canberra
Retaining wall steel posts are what lock a sleeper wall together. The post profile controls how sleepers slot in, how corners are formed, and how loads transfer down into the ground. Retaining Wall Supplies stocks galvanised steel posts in Canberra for concrete sleeper retaining walls, including straight posts, corner posts, and fence bracket options for common retaining wall builds.
Steel retaining wall posts and sleeper compatibility
For a sleeper wall, the key compatibility check is sleeper thickness and the post profile. UC H-beams are commonly used for straight runs, while TFC channels are used where a channel profile is required. If your wall has corners or returns, corner joiner posts keep the layout clean and consistent.
- UC H-channel steel posts (ACT) for sleeper wall runs and junctions
- TFC C-channel steel posts (ACT) where a channel profile suits the wall design
- 45 degree corner steel posts (ACT) for angled returns
- 90 degree corner steel posts (ACT) for square corners
Fence brackets and retaining wall fence tie-ins
If your wall design includes fencing above the sleepers, use purpose-made brackets so the fence connection is planned before you order posts. This avoids last minute drilling or site changes that can affect alignment.
Concrete sleepers in Canberra that match steel posts
Posts and sleepers should be selected together. If you are still choosing sleepers, start with the local sleeper range, then match the post profile to the sleeper thickness and wall layout.
- Concrete sleepers Canberra (ACT)
- 60MPa concrete sleepers (ACT)
- Concrete under-fence plinths (Canberra)
Galvanising standard for corrosion resistance
Our retaining wall steel posts are galvanised, and galvanising should be specified to AS/NZS 4680 for consistent corrosion protection on steelwork used outdoors. This is especially relevant for retaining wall posts exposed to irrigation, runoff paths, and wet backfill zones.
Planning notes that affect post selection
Post choice is not only about what fits the sleeper. Wall height, surcharge loads, and site conditions also matter. Use these checks to keep your design and ordering accurate.
- Confirm wall height and any loads above the wall, such as driveways, paths, or sloped ground.
- Plan corners and fence tie-ins before ordering, as they can change the post type required.
- Drainage behind the wall matters, it reduces hydrostatic pressure and helps the wall perform as intended over time.
Engineering and compliance
For taller walls and higher-risk sites, post sizing and layout should be confirmed against an engineering design. If you need engineered sign-off, start here: retaining wall engineering.
Steel posts in other locations
If you are pricing a retaining wall project outside the ACT, you can also compare regional ranges:
Get a quote for retaining wall posts in Canberra
If you want a fast compatibility check, send your wall height, wall length, sleeper thickness, and corner requirements through the contact page, or call 0485 856 986.
