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Gabion support post rules

Gabion support posts must extend to at least 1.5 x Depth from the top of the gabion basket

Wall Rules

Free standing or retaining walls should not exceed the 2:1 ratio

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Gabion retaining walls with flat ground behind or slopes of less than 5deg. should not exceed the 2:1 ratio

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Post Spacing

Gabion support posts spacing should be no greater than 1.0m apart.

Hollow Steel Posts

Hollow steel posts need to be capped to prevent water entry

Engineer’s Design

An engineer’s design will take precedence, over these guidelines.

Brace Wire Example

Example of bracewire wrapped around support post

Post Example

Example of support post in non-retaining wall

Post Warning

Support posts are not recommended for retaining walls

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August 2015