In 1998 David Haenke bought a one-person Peterson
sawmill. Since then he has been milling logs harvested from a local
forest that he manages. He wants to see if he can make more money
milling them himself than selling them to a sawmill. A key to doing
this is getting the most lumber from each log. Here he shows us
how his mill works and how he gets the most from each log.
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David has cut these logs from the nearby forest.
He leaves the best trees standing. They'll get more valuable
over time. You can read more about this in Low
grading vs. High Grading. |
The mill is a small one-person operation. He
doesn't have to pay somebody to help him, and he wants to show
that other people can do this too. A gasoline engine powers
the saw. He hauls in gas for the saw. |
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The saw blade. You can see why David is a very
careful worker! He has to resharpen it after sawing just a couple
of oak logs. It lasts longer when he cuts softer pine logs. |
David lifts a big log with a winch. He's had
to learn how to move large logs safely by himself. It goes onto
a cradle between the rails. It must be steady for an even cut. |
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The mill runs on rails over logs placed between
them. One person can push it easily. |
He has found the best way to set the log. Now
he anchors both ends to the bottom of the mill frame. That will
steady the log while he's sawing. |
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He supports the center of the log with wooden
wedges. It might sag from its own weight otherwise, making for
an uneven cut. |
He has put the best side up. Getting the most
lumber from it depends on how he begins cutting into the top.
He has made a vertical cut and now slices through horizontally. |
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One half has come off. |
The other half comes off. |
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David makes another horizontal cut deeper into
the log. |
After he has cut part way into the log, he starts
cutting boards out vertically. He keeps turning the saw blade
as he works his way through the log. |
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This finished product will go to a local purchaser.
He mills lumber to sizes needed by his customers. "Slabs" (round,
bark-covered sides of logs) are left over from milling. |
Sawdust, another end product, goes to local gardeners.
David sells the oak slabs for firewood, but pine slabs are hard
to get rid of. |
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Text and photos by Peter Callaway.