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� r <br /> I 8-Pressure Treated Material *In Marine Construct-ion 1-977 <br /> Other b1cmb rs Used in Marine Construction <br /> 0 <br /> to <br /> - o <br /> to C <br /> 'Material and usa e U A. 0J V c C <br /> Timber and Plywood Exposed to 'Tides ar Wave Action: <br /> - Southern Pine __ _ ---------..._-----____--r 25.0 25.0 ItiR N R NR 2.50 2.50 <br /> o:st.21 Douglas-fir and Wcstern lrlcmlock ���,._______ 25.0 N R R :. o 2.50 <br /> plywood _____________________ __.._-_--_-- .o � .o ISR Z.50 2.50 C <br /> Members Out of Fater But Subject to Salt Watet Splash and <br /> in Ground Contact-- <br /> Timber, Lumber and Plywood: <br /> Southern Pine, Coastal Dou las-fir, Vestem Hemlock 12.0 12.0 12.0 0.60 NR 0.60 0.60 Cz, C9 <br /> Members Out of NVater and Not Subject to Salt Water <br /> Splash and Not in Ground Contact; <br /> Timber. Lumber and Plywood: <br /> All-Softwood Species ------- 10.0 10.0 10.0 0.30 '0.50 0.40 0.40 2.' <br /> Structural Lumbcr its Salt Water: <br /> Southern Pine --------------- _ __��..__�, 25.0 25.0 NR 'R NR 2.50 2.50 C2 <br /> Coastal Douglas-fir. Hemlock ...... 25,0 It NR NR NR 2.50 2,50 C2 <br /> Structural Lumber in Salt Fater-Dual Treatment <br /> Southern Pine: <br /> First trestmcnt ___ ,r_ t��_�.__�,.�--t-- --�..____�____ R NR I NR Nle 1.50 1,50 <br /> ccond trcatmirnt _ ---_-----_ ---__------_t___--..__ 20.0 20.0 I R TR SIR R R 2 <br /> Coastal Douglas-fir.� own Hemlock <br /> First treatment ----------------- ------. ------------ ISR NY NR "R Ifs 1,50 1.50 <br /> Second treatrncnt 20.0 20.0 NR NR NR INR NR C2 <br /> rWhen theseJill <br /> reservatives are specified for material tc, he used in salt water, the creosote-coat r shall conform to`Stin&rd T12. <br /> and the creosote conform to Standard P13. <br /> a The ass2y retentions for southern pine and red rene are based ori two assay aoncs--0 to 0.50 inch and 0.50 to 2.0 incbirs, <br /> a NR-Not Recnrnrnended. <br /> 11 Creosote-coal tar will conform to Standard P2 or P12. Creosote Will conform to Standatd P1 or P13. <br /> tME : <br /> 5 <br />