Always use a sharp chain so the saw cutting speed is optimal.
May 20, A tree splits vertically up the trunk (barberchairs) and then comes down, striking a silviculture worker. May 09, Sometimes when a tree is leaning in the direction in which it is being felled, or when a tree has internal faults, the back of the tree will split while it is being cut. When this happens, the back of the tree explodes out with tremendous force.
This is known as a barber chair. Feb 10, 1) The bottom of the barber chairing trunk will kick back.
This may give rise to elongated and weaker wood fiber.
This is the tree felling equivalent of walking behind a horse or a mule. When the tree trunk starts to shear and rip vertically from bottom to top, the weighty trunk wood directly above your saw cut actually flies back while it’s on it’s way shrubhauling.barted Reading Time: 5 mins. Dec 22, Many newbies to our business don't know about"barber chair", which is a dangerous event that generally occurs while felling leaning trees. They have killed many experienced tree cutters, and are hardly predictable.
There are many threads on this topic, and I don't wish to discuss the many methods available to avoid the problem. For those who are unfamiliar with the term, a barber chair is when a tree violently splits vertically and hinges somewhere over your head.
This is most often a hazard when you fell trees with pronounced lean in the same direction that gravity is pulling on them. The tree barber-chaired- the butt log split lengthwise, and the tree fell, and the splintered part kicked upward and back and struck the crew member on the side of his head. Start a bore cut at the normal level for a back cut, again using the lower quadrant of the bar. Bore straight in, leaving enough hinge wood for the size of the tree.
Walk the saw back, cutting approximately half the tree and leaving sufficient holding wood in back. Repeat the procedure on the opposite side. Use a release cut from the back side.