Quantcast Table 5-1. Wood Products and Usage, Preservative Types and Retentions, and Applicable Standards -Cont. - mo3120134

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TABLE 5-1--Continued
Wood Products and Usage, Preservative Types and Retentions,
and Applicable Standards*
MATERIAL AND USAGE
--- Retention by Assay of Treated
Wood--lbs./cu.ft. ---
POLES  (cont.)
UTILITY
(When two numbers are shown, use the
higher retention for Large Group B
poles or in severe service conditions)
(Coastal Douglas Fir)
9/12
.45/.60 0.75
0.60
0.60
0.60
C4
Table
II
CP(79)
(Southern and Ponderosa Pines)
7.5/9
.38/.45 0.56
0.60
0.60
0.60
C4
Table
II
CP(79)
(Red Pine)
10.5/13.5
.53/.68 0.85
0.60
0.60
0.60
C4
Table
II
CP(79)
(Jack and Lodgepole Pines)
12/16
.60/.80 1.00
0.60
0.60
0.60
C4
Table
II
CP(79)
(Interior  Douglas-fir,  Western  Larch,
Western Red Ceder)
16.0
0.80
1.00
0.60 0.60 0.60
C4
Table II CP(79)
(Western Red Ceder, Alaska Yellow and
Northern White Cedars)
20.0
1.00
C4
Table II CP(79)
POSTS  (Round)
BUILDING
(Coastal  Douglas-fir,  Southern,
Ponderosa and Red Pines)
12.0
0.60
0.60 0.60 0.60
C5
Table II CP(79)
FENCE
(Coastal  Douglas-fir,  Western  Hemlock,
Western  Larch,  Southern,  Ponderosa,
Red, Jack and Lodgepole Pines)
7.0 0.30 0.38 0.50 0.40 0.40 0.40
6.0 6.0
C5
Table II FP
POSTS (Sawn) See timbers for use in
C5
Table I
LP
ground contact
55,77
44,22
5-15





 


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