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w <br />E2 <br />cn <br />v <br />r-� <br />W <br />C, <br />E <br />0 it <br />DRILL 9/16' <br />DRILL 13/16' <br />DRILL 9/16' \r <br />DRILL 13/16' DRILL 13/16' DRILL 19/16' \ <br />DRILL 13/16' <br />RILL 9/16' <br />SIDE VIEW rt bii <br />7 t/2' <br />72' <br />30' <br />II <br />65 4 <br />I�--=36' <br />144' <br />36•� <br />ISIt54 <br />-q'I <br />I <br />-q-f-o- TOP VIEW -oI -�t <br />io-E <br />5 1/2' <br />I <br />I <br />co DRILLING <br />01 <br />PLAN FOR 5 1/2' x 7 1/2' x 12' LONG DOUGLAS FIR CROSS ARMS (CLOSE GRAIN) <br />NOTES: 1. <br />TOLERANCES OVER UNDER <br />LENGTH 1/4' 1/4N <br />CROSS SECTION 1/8' 1/8' <br />2. <br />ALL HOLES TO BE DRILLED ON CENTERLINE. <br />3. <br />ALL HOLES TO BE DRILLED BEFORE TREATING <br />4. <br />TO BE INCISED AND TOP EDGES TO HAVE A <br />3/8' RADIUS CUT BEFORE PRESERVING WITH <br />6 POUND PENTACHLOROPHENOL <br />FIGURE 3.8-1 CROSSARMS FOR FLATTOPS <br />