Build with timbers summary | QTimber

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Step 2: Select a building member

Step 3: Select a timber

Timber fact sheet

Location details

Lockhart River Aboriginal Shire

Above-ground:

In-ground:

Building member details

Poles, posts (House/deck, in-ground)

Environment:

Target design life (years):

Properties for [blackwood]

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Standard trade name	blackwood
Botanical name	Acacia melanoxylon
Synonyms	NA
Origin	Queensland-north, Queensland-central, Queensland-south, Australia
Schedule	Schedule B
Hardwood	Yes
Density (kg/m3)	640
Durability above-ground	(3)
Durability in-ground	3
Hardness	F
Joint dry (JD)	JD3
Joint green (JG)	J3
Strength dry (SD)	(SD4)
Strength green (SG)	(S3)
Bushfire resisting	No
Lyctine susceptibility	(SL)
Termite resistance	NR
Advisory codes

Target design life, hazard zones and conditions for use

Botanical name	Acacia melanoxylon
5 years above-ground	Approved
15 years protected	Approved
15 years Above-ground:A	Approved
15 years Above-ground:B	Approved
15 years Above-ground:C	Approved
15 years Above-ground:D	Approved
15 years In-ground:A	C5
15 years In-ground:B	C5
15 years In-ground:C	C5
15 years In-ground:D	C5

Botanical name	Acacia melanoxylon
50 years protected	Approved
50 years Above-ground:A	Approved
50 years Above-ground:B	H3!
50 years Above-ground:C	H3!
50 years Above-ground:D	H3!
50 years In-ground:A	H5!
50 years In-ground:B	C8
50 years In-ground:C	C9
50 years In-ground:D	C9