Build with timbers summary | QTimber

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Timber fact sheet

Location details

Building member details

Newel posts

Environment:

Target design life (years):

Properties for [fir, Douglas (North American)]

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Standard trade name	fir, Douglas (North American)
Botanical name	Pseudotsuga menziesii
Synonyms	NA
Origin	North America
Schedule	Schedule C
Hardwood	No
Density (kg/m3)	560
Durability above-ground	(4)
Durability in-ground	(4)
Hardness	S
Joint dry (JD)	JD4
Joint green (JG)	J4
Strength dry (SD)	(SD5)
Strength green (SG)	(S4)
Bushfire resisting	No
Lyctine susceptibility	NS
Termite resistance	NR
Advisory codes

Target design life, hazard zones and conditions for use

Botanical name	Pseudotsuga menziesii
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	H3!
15 years In-ground:A	H4!
15 years In-ground:B	H4!
15 years In-ground:C	H4!
15 years In-ground:D	H4!

Botanical name	Pseudotsuga menziesii
50 years protected	Approved
50 years Above-ground:A	H3!
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	Not approved
50 years In-ground:C	Not approved
50 years In-ground:D	Not approved