Service Forester's Handbook

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====== Log Volume Tables ======
=====Scale of 16-Foot Logs to Nearest Board Foot=====
=====Scribner Rule <sup>1</sup>=====
====(Diameter inside bark)====
====(Tenths of Inches)====
^D.I.B (Inches) ^.0     ^.1    ^.2    ^.3    ^.4    ^.5    ^.6    ^.7    ^.8    ^.9    |
|6---------     |12     |13    |14    |15    |16    |16    |17    |18    |19    |20    |
|7---------     |21     |22    |23    |24    |24    |25    |26    |27    |28    |29    |
|8---------     |30     |31    |32    |33    |34    |36    |37    |38    |39    |41    |
|9---------     |42     |43    |45    |46    |47    |48    |50    |51    |52    |54    |
|10--------     |55     |56    |58    |60    |61    |63    |64    |66    |67    |69    |
|:::
|11--------     |70     |72    |74    |75    |77    |78    |80    |81    |83    |84    |
|12--------     |86     |88    |90    |91    |93    |95    |97    |99    |101   |102   |
|13--------     |104    |106   |108   |110   |111   |113   |115   |117   |119   |121   |
|14--------     |123    |125   |127   |129   |131   |133   |135   |137   |140   |142   |
|15--------     |144    |146   |148   |150   |153   |155   |157   |159   |161   |164   |
|:::
|16--------     |166    |168   |171   |173   |175   |177   |180   |182   |185   |187   |
|17--------     |189    |191   |194   |196   |199   |202   |204   |207   |210   |213   |
|18--------     |216    |218   |221   |224   |227   |229   |231   |234   |237   |240   |
|19--------     |243    |245   |248   |251   |254   |257   |260   |263   |266   |269   |
|20--------     |272    |275   |278   |281   |284   |287   |290   |293   |296   |299   |
|:::
|21--------     |302    |305   |308   |311   |314   |317   |320   |323   |327   |330   |
|22--------     |334    |337   |340   |344   |348   |351   |354   |358   |361   |365   |
|23--------     |368    |372   |375   |379   |382   |386   |390   |394   |397   |400   |
|24--------     |403    |406   |410   |414   |418   |422   |426   |429   |432   |436   |
|25--------     |440    |444   |448   |452   |456   |460   |464   |468   |472   |475   |
|:::
|26--------     |478    |482   |486   |490   |494   |498   |502   |506   |510   |514   |
|27--------     |518    |522   |526   |530   |534   |538   |542   |546   |550   |564   |
|28--------     |559    |563   |567   |571   |575   |579   |583   |587   |592   |597   |
|29--------     |602    |606   |611   |615   |620   |624   |629   |633   |638   |642   |
|30--------     |647    |651   |656   |660   |665   |669   |674   |678   |683   |688   |
|:::
|31--------     |693    |698   |703   |708   |712   |717   |722   |726   |731   |736   |
|32--------     |741    |746   |751   |756   |761   |766   |770   |775   |780   |785   |
|33--------     |790    |795   |800   |805   |810   |815   |802   |825   |830   |835   |
|34--------     |841    |846   |851   |856   |862   |867   |872   |877   |883   |888   |
|35--------     |894    |900   |905   |910   |915   |921   |926   |931   |937   |942   |
|:::
|36--------     |948    |954   |959   |965   |971   |977   |982   |988   |993   |998   |
|37--------     |1,004  |1,010 |1,016 |1,021 |1,027 |1,032 |1,038 |1,043 |1,049 |1,055 |
|38--------     |1,061  |1,067 |1,073 |1,079 |1,085 |1,091 |1,097 |1,103 |1,109 |1,115 |
|39--------     |1,120  |1,126 |1,132 |1,138 |1,144 |1,150 |1,156 |1,162 |1,168 |1,174 |
|40--------     |1,180  |1,186 |1,192 |1,198 |1,204 |1,210 |1,216 |1,222 |1,228 |1,235 |
|:::
|41--------     |1,242  |1,249 |1,255 |1,261 |1,268 |1,274 |1,280 |1,286 |1,293 |1,300 |
|42--------     |1,306  |1,312 |1,318 |1,325 |1,331 |1,338 |1,344 |1,351 |1,358 |1,364 |

<sup>1</sup> Formula Used: V = .79D<sup>2</sup> -2D-4  

=====International Rule 1/4 Inch <sup>1</sup>=====
====(Diameter inside bark)====
====(Tenths of Inches)====
^D.I.B (Inches) ^.0     ^.1    ^.2    ^.3    ^.4    ^.5    ^.6    ^.7    ^.8    ^.9    |
|6----------    |19     |20    |21    |22    |23    |23    |24    |25    |26    |27    |
|7----------    |28     |29    |30    |31    |32    |33    |34    |35    |36    |38    |
|8----------    |39     |40    |41    |42    |43    |45    |46    |47    |48    |50    |
|9----------    |51     |52    |54    |55    |56    |58    |59    |60    |63    |63    |
|10---------    |65     |66    |68    |69    |71    |72    |74    |75    |77    |78    |
|:::
|11---------    |80     |82    |83    |85    |87    |88    |90    |92    |93    |95    |
|12---------    |97     |99    |100   |102   |104   |106   |108   |110   |112   |114   |
|13---------    |115    |117   |119   |121   |123   |125   |127   |129   |131   |133   |
|14---------    |136    |138   |140   |142   |144   |146   |148   |151   |153   |155   |
|15---------    |157    |160   |162   |164   |166   |169   |171   |173   |176   |178   |
|:::
|16---------    |181    |183   |185   |188   |190   |193   |195   |198   |200   |203   |
|17---------    |205    |208   |211   |213   |216   |219   |221   |224   |227   |229   |
|18---------    |232    |235   |237   |240   |243   |246   |249   |251   |254   |257   |
|19---------    |260    |263   |266   |269   |272   |275   |278   |281   |284   |287   |
|20---------    |290    |293   |296   |209   |302   |305   |308   |311   |315   |318   |
|:::
|21---------    |321    |324   |327   |331   |334   |337   |341   |344   |347   |351   |
|22---------    |354    |357   |361   |364   |367   |371   |374   |378   |381   |385   |
|23---------    |388    |392   |395   |399   |403   |406   |410   |413   |417   |421   |
|24---------    |424    |428   |432   |435   |439   |443   |447   |451   |454   |458   |
|25---------    |462    |466   |470   |474   |478   |481   |485   |489   |493   |467   |
|:::
|26---------    |501    |505   |509   |513   |517   |521   |526   |530   |534   |538   |
|27---------    |542    |546   |550   |555   |559   |563   |567   |572   |576   |530   |
|28---------    |584    |589   |593   |598   |602   |606   |611   |615   |620   |624   |
|29---------    |628    |633   |637   |642   |647   |651   |656   |660   |665   |669   |
|30---------    |674    |679   |683   |683   |693   |697   |702   |707   |712   |716   |
|:::
|31---------    |721    |726   |731   |736   |741   |745   |750   |755   |760   |765   |
|32---------    |770    |775   |780   |785   |790   |795   |800   |805   |810   |815   |
|33---------    |820    |826   |831   |836   |841   |846   |851   |857   |862   |867   |
|34---------    |872    |878   |883   |888   |894   |899   |904   |910   |915   |921   |
|35---------    |826    |931   |937   |942   |948   |953   |959   |964   |970   |976   |
|:::
|36---------    |981    |987   |902   |998   |1,004 |1,009 |1,015 |1,021 |1,026 |1,032 |
|37---------    |1,038  |1,044 |1,049 |1,055 |1,061 |1,067 |1,073 |1,079 |1,084 |1,090 |
|38---------    |1,096  |1,102 |1,108 |1,114 |1,120 |1,126 |1,132 |1,138 |1,144 |1,150 |
|39---------    |1,156  |1,162 |1,168 |1,174 |1,181 |1,187 |1,193 |1,199 |1,205 |1,211 |
|40---------    |1,218  |1,224 |1,230 |1,236 |1,243 |1,249 |1,255 |1,262 |1,268 |1,274 |
|:::
|41---------    |1,281  |1,287 |1,294 |1,300 |1,306 |1,313 |1,319 |1,326 |1,332 |1,339 |
|42---------    |1,345  |1,352 |1,359 |1,365 |1,372 |1,378 |1,385 |1,392 |1,398 |1,405 |
|43---------    |1,412  |1,419 |1,425 |1,432 |1,439 |1,446 |1,452 |1,459 |1,466 |1,473 |
|44---------    |1,480  |1,487 |1,493 |1,500 |1,507 |1,514 |1,521 |1,528 |1,535 |1,542 |
|45---------    |1,549  |1,556 |1,563 |1,570 |1,577 |1,585 |1,592 |1,599 |1,606 |1,613 |
|:::
|46---------    |1,602  |1,627 |1,635 |1,642 |1,649 |1,656 |1,664 |1,671 |1,678 |1,686 |
|47---------    |1,693  |1,700 |1,708 |1,715 |1,722 |1,730 |1,737 |1,745 |1,752 |1,760 |
|48---------    |1,767  |1,775 |1,782 |1,790 |1,797 |1,805 |1,813 |1,820 |1,828 |1,835 |

<sup>1</sup> Formula used V= 0.796D<sup>2</sup> -1.376D -1.230

=====Scale of 16-Foot Logs to Nearest Board Foot From Doyle Rule<sup>1</sup>=====
====(Diameter inside bark)====
====(Tenths of Inches)====
^D.I.B (Inches) ^.0     ^.1    ^.2    ^.3    ^.4    ^.5    ^.6    ^.7    ^.8    ^.9    |
|5----------    |1      |1     |1     |2     |2     |2     |3     |3     |3     |4     |
|6----------    |4      |4     |5     |5     |6     |6     |7     |7     |8     |8     |
|7----------    |9      |10    |10    |11    |12    |12    |13    |14    |14    |15    |
|8----------    |16     |17    |18    |18    |19    |20    |21    |22    |23    |24    |
|9----------    |25     |26    |27    |28    |29    |30    |31    |32    |34    |35    |
|:::
|10---------    |36     |37    |38    |40    |41    |42    |44    |45    |46    |48    |
|11---------    |49     |50    |52    |53    |55    |56    |58    |59    |61    |62    |
|12---------    |64     |66    |67    |69    |71    |72    |74    |76    |77    |79    |
|13---------    |81     |83    |85    |86    |88    |90    |92    |94    |96    |98    |
|14---------    |100    |102   |104   |106   |108   |110   |112   |114   |117   |119   |
|:::
|15---------    |121    |123   |125   |128   |130   |132   |135   |137   |139   |142   |
|16---------    |144    |146   |149   |151   |154   |156   |159   |161   |164   |166   |
|17---------    |169    |172   |174   |177   |180   |182   |185   |188   |190   |193   |
|18---------    |196    |199   |202   |204   |207   |210   |213   |216   |219   |222   |
|19---------    |225    |228   |231   |234   |237   |240   |243   |246   |250   |253   |
|:::
|20---------    |256    |259   |262   |266   |269   |272   |276   |279   |282   |288   |
|21---------    |289    |292   |296   |299   |303   |306   |310   |303   |317   |320   |
|22---------    |324    |328   |331   |335   |339   |342   |346   |350   |353   |357   |
|23---------    |361    |365   |369   |372   |376   |380   |384   |388   |392   |396   |
|24---------    |400    |404   |408   |412   |416   |420   |424   |428   |433   |437   |
|:::
|25---------    |440    |445   |449   |454   |458   |462   |467   |471   |475   |480   |
|26---------    |484    |488   |493   |497   |502   |505   |511   |515   |520   |524   |
|27---------    |529    |534   |538   |543   |548   |552   |557   |562   |566   |571   |
|28---------    |576    |581   |586   |590   |595   |600   |606   |610   |615   |620   |
|29---------    |625    |630   |635   |640   |645   |650   |655   |660   |665   |671   |
|:::
|30---------    |678    |681   |686   |692   |697   |702   |706   |713   |718   |724   |
|31---------    |729    |734   |740   |748   |751   |756   |762   |767   |773   |778   |
|32---------    |784    |790   |796   |801   |807   |812   |818   |824   |829   |835   |
|33---------    |841    |847   |853   |856   |864   |870   |876   |882   |888   |894   |
|34---------    |900    |906   |912   |918   |924   |930   |936   |942   |949   |956   |
|:::
|35---------    |951    |967   |973   |980   |985   |992   |999   |1,005 |1,011 |1,018 |
|36---------    |1,024  |1,030 |1,037 |1,043 |1,050 |1,056 |1,063 |1,069 |1,076 |1,082 |
|37---------    |1,089  |1,096 |1,102 |1,109 |1,116 |1,122 |1,129 |1,136 |1,142 |1,249 |
|38---------    |1,156  |1,163 |1,170 |1,176 |1,183 |1,190 |1,197 |1,204 |1,211 |1,218 |
|39---------    |1,225  |1,232 |1,239 |1,246 |1,252 |1,260 |1,267 |1,274 |1,282 |1,290 |
|:::
|40---------    |1,296  |1,303 |1,310 |1,318 |1,325 |1,332 |1,340 |1,347 |1,354 |1,362 |
|41---------    |1,369  |1,376 |1,394 |1,391 |1,399 |1,406 |1,414 |1,421 |1,429 |1,436 |
|42---------    |1,444  |1,452 |1,459 |1,467 |1,475 |1,482 |1,490 |1,498 |1,505 |1,513 |

<sup> 1 </sup> Computed from formula: ((D-4)<sup>2</sup> X L) / 16
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