Service Forester's Handbook

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====== Tree Cordwood Volume Tables ======
=====Doyle Log Rule, Form Class 78=====
=====Gross Tree Volume=====
===Volume (Board Feet) By Number Usable 16-Foot Logs===
^Tree Diameter(inches) ^1     ^1 1/2  ^2     ^2 1/2  ^3     ^3 1/2  ^4     ^4 1/2  ^5     |
|10-----------         |14    |17     |20    |21     |22    |--     |--    |--     |--    |
|11-----------         |22    |27     |32    |35     |38    |--     |--    |--     |--    |
|12-----------         |29    |36     |43    |48     |53    |54     |56    |--     |--    |
|13-----------         |38    |48     |59    |66     |73    |76     |80    |--     |--    |
|14-----------         |48    |62     |75    |84     |93    |98     |103   |--     |--    |
|15-----------         |60    |78     |96    |108    |121   |128    |136   |--     |--    |
|:::
|16-----------         |72    |94     |116   |132    |149   |160    |170   |--     |--    |
|17-----------         |86    |113    |140   |161    |182   |196    |209   |--     |--    |
|18-----------         |100   |132    |164   |190    |215   |232    |248   |--     |--    |
|19-----------         |118   |156    |194   |225    |256   |276    |297   |--     |--    |
|20-----------         |135   |180    |225   |261    |297   |322    |346   |364    |383   |
|:::
|21-----------         |154   |207    |260   |302    |344   |374    |404   |428    |452   |
|22-----------         |174   |234    |295   |344    |392   |427    |462   |492    |521   |
|23-----------         |195   |264    |332   |388    |444   |483    |522   |558    |594   |
|24-----------         |216   |293    |370   |433    |496   |539    |582   |625    |668   |
|25-----------         |241   |328    |414   |486    |558   |609    |660   |709    |758   |
|:::
|26-----------         |266   |362    |459   |539    |619   |678    |737   |793    |849   |
|27-----------         |292   |398    |505   |594    |684   |749    |814   |877    |940   |
|28-----------         |317   |434    |551   |650    |750   |820    |890   |961    |1,032 |
|29-----------         |346   |475    |604   |714    |824   |902    |980   |1,061  |1,142 |
|30-----------         |376   |517    |658   |778    |898   |984    |1,069 |1,160  |1,251 |
|::
|31-----------         |408   |562    |717   |850    |983   |1,080  |1,176 |1,273  |1,370 |
|32-----------         |441   |608    |776   |922    |1,068 |1,176  |1,283 |1,386  |1,488 |
|33-----------         |474   |654    |835   |994    |1,152 |1,268  |1,385 |1,497  |1,609 |
|34-----------         |506   |700    |894   |1,064  |1,235 |1,361  |1,487 |1,608  |1,730 |
|35-----------         |544   |754    |964   |1,149  |1,334 |1,472  |1,610 |1,743  |1,876 |
|:::
|36-----------         |581   |808    |1,035 |1,234  |1,434 |1,583  |1,732 |1,787  |2,023 |
|37-----------         |618   |860    |1,102 |1,318  |1,534 |1,694  |1,854 |2,013  |2,172 |
|38-----------         |655   |912    |1,170 |1,402  |1,635 |1,805  |1,975 |2,148  |2,322 |
|39-----------         |698   |974    |1,250 |1,498  |1,746 |1,932  |2,118 |2,298  |2,479 |
|40-----------         |740   |1,035  |1,330 |1,594  |1,858 |2,059  |2,260 |2,448  |2,636 |

Note: For each form class point above or below one shown, dtermine approximate value by adding or deducting 3% of volume.
Service Forester's Handbook

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