. Experiments in the preservative treatment of red-oak and hard-maple crossties . Weight of tie. Di- Di- rectly rectly before after treat- treat- ment. ment. Pounds. Pounds. 186 214 190 196 158 174 220 242 180 195 120 133 182 197 200 222 174 196 160 164 144 158 110 131 120 135 118 132 132 144 164 181 148 162 114 123 128 139 130 143 143 172 152 167 141 154 132 146 148 160 162 182 150 176 140 158 157 172 170 189 125 136 119 137 161 180 139 153 148 161 138 151 126 140 105 124 129 148 122 136 129 142 174 192 Beforelaying intrack. Pounds194 229187127188211189155 1231
. Experiments in the preservative treatment of red-oak and hard-maple crossties . Weight of tie. Di- Di- rectly rectly before after treat- treat- ment. ment. Pounds. Pounds. 186 214 190 196 158 174 220 242 180 195 120 133 182 197 200 222 174 196 160 164 144 158 110 131 120 135 118 132 132 144 164 181 148 162 114 123 128 139 130 143 143 172 152 167 141 154 132 146 148 160 162 182 150 176 140 158 157 172 170 189 125 136 119 137 161 180 139 153 148 161 138 151 126 140 105 124 129 148 122 136 129 142 174 192 Beforelaying intrack. Pounds194 229187127188211189155 123130123140177152118131133170 146140151172170 148153145130114137126137183 Absorp-tionpercubicfoot. FULL-CELL CREOSOTE—RED OAK. U6 U6 U6 116 116 116 U6 116 116 34 U6 3 3 3 3 3 334 i. i 2 138 3 174 169 2 158 3 190 185 2 152 3 183 180 2 160 3 191 185 2 164 3 194 190 2 134 3 157 152 2 158 3 197 193 2 130 3 184 180 2144 3 176 160 130 163 2 127 3 148 137 153 184 129 152 147 144 172 166 164 203 199 166 197 190 126 153 111 128 125 * Sawed for penetration determinations, and therefore not laid in track. i Re-treatment. 2 Weight before first treatment. 3 Weight after final treatment. 66726°—Bull. 126—13 4 50 PRESERVATIVE TREATMENT OF CROSSTIES. Table 7.—General records on the individual ties— CREOSOTE—RED OAK—Continued. No. ofcylin-dercharge. 3 3 3 3 34 120 120 120 120 120 120 120 120 120 120 115 U5 U5 115 U5 115 U5 115 115 115 34 117 117 117 U7 117 117 117 117 U7 U7 117 28 28
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectwoodpre, bookyear1913
