UFC 4-151-10
10 September 2001
Table 5-2 Properties of Treated Woods
Average Properties
Type of
Treatment
Modulus of
Modulus of Elasticity in
Energy Absorption in
Compressive
Rupture
flexure
Flexure
Strength
PSI
%
PSI
%
PSI
%
PSI
%
Fir
Untreated
8394
100
1.922
100
6.388
100
3346
100
Creosote
6862
82
1.584
82
4.202
66
N/A
N/A
ACA Dual
6111
73
1.637
80
3.069
48
2714
81
CCA Dual
3844
46
1.171
61
3.364
63
2333
70
ACA
5620
67
1.416
74
2.078
33
2462
74
Pine
Untreated
8007
100
1.942
100
5.24
100
N/A
N/A
Creosote
6960
74
N/A
N/A
N/A
N/A
N/A
N/A
ACA Dual
4726
59
1.568
81
2.829
64
N/A
N/A
CCA Dual
4167
52
1.441
74
2.413
46
N/A
N/A
ACA
5534
69
1.538
79
N/A
N/A
N/A
N/A
CCA
5410
68
N/A
N/A
N/A
N/A
N/A
N/A
NOTES:
1) "N/A" indicates a large spread in measured values for a small number of samples.
2) % = percent of the value for untreated wood.
3) Source: Civil Engineering Laboratory, Technical Note (TN) No. N1636 Mechanical Properties of
Preservative Treated Marina Piles - Results of Limited Full - Scale Testing.
5-6
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