Printable Doyle Log Scale LOG SCALE SCRIBNER Decimal C Vol in Tens of Board Feet DIB inches Log Length feet 6 8 10 12 14 16 6 0 5 0 5 1 1 1 2 7 0 5 1 1 2 2 3 8 1 1 2 2 2 3 9 1 2 3 3 3 4
Log Diameter inches determined by the average measurement on the small end of the log inside the bark Contact Scott Wunder at 314 574 6036 E mail wunderwoods sbcglobal Read my blog at wunderwoods wordpress WunderWoods CUSTOM WOODWORKING Wine Cellars Built Ins Furniture From The Doyle Log Rule is used in East and Central parts of North America It originates from 1825 Different to the Scribner rule Doyle is based on a formula Formula bf volume small end diameter in inches 4 x length 16 bf means board foot which in principle represents a piece of wood which is nominally 1 ft x 1 ft x 1 in
Printable Doyle Log Scale
Printable Doyle Log Scale
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Scribner Doyle rule or scale A method of estimating the amount of lumber that can be cut from a saw log Also called the Doyle s Connecticut River Scribner s or Connecticut rule Let D be the diameter in inches of the small end of the log inside the bark and L the length of the log in feet Then
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Printable Doyle Log Scale
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Printable Doyle Log Scale Chart
Printable Doyle Log Scale Chart
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https://wunderwoods.com/2011/10/18/doyle-log-scale-how-to-determine
Click the pdf link below for a printable Doyle log scale or Doyle log rule Doyle Log Scale WunderWoods pdf Many times customers will call to discuss having a log milled and how much it will cost The answer is often based on how many board feet 12 x 12 x1 will be produced
https://www.globaltimberinc.com/doyle-scale.html
The rule allows for a 1 4 inch saw kerf and a fixed taper allowance of 1 2 inch per 4 feet of log length Deductions are also allowed for shrinkage of boards and a slab thickness that varies with the log diameter Overall the International 1 4 Inch Log Rule is the most consistent and is often used as a basis of comparison for log rules
http://www.baillie.com/images/doyle_log_rule.pdf
Doyle Log Rule Scale Calculates contents in Board Feet Title doyle log rule xlsx Author ACimorelli Created Date 12 30 2011 1 37 41 PM
https://www.extension.purdue.edu/extmedia/FNR/FNR-191.pdf
The Doyle Rule Table 1 is the most widely used rule especially on private timber in the east and south The formula is simple and easy to remember Board Feet Doyle D 4 2x L 16
https://dqydj.com/log-rule-board-feet-calculator
The Doyle Log Rule approximation is BF d 4 2 frac L 16 BF d 4 2 16L Where BF estimated yield in board feet D Diameter of log in inches inside bark small end of the log L Length of log in feet Facts About the Doyle Rule At one time or another the Doyle rule was the official log scaling method in a number of states
Click to download a printable pdf Doyle Log Scale A little perspective on log sizes A respectable diameter on a hardwood tree is 20 a large diameter on a hardwood tree is 30 and the smallest diameter most hardwood mills buy is 12 Logging Volume of Standing Trees Using the Doyle Log Scale Approximate the board foot volume of a tree using the Doyle log scale Board foot value results are for Girard form class 78 the most commonly used class
Softwoods are often measured to the last full even foot i e 8 10 12 etc Doyle Scale Calculator Diameter The Doyle scale is the standard by which hardwood lumber is bought and sold It estimates large or medium logs very close to the actual number but underestimates in smaller logs