Although thinning trees is important, Kentz said, tractor logging poses potential dangers to the forest health. The machinery compacts and damages the upper layer of the soil.

Clackamas County Logging equipment rolls off tractor-trailer, smashes through Eagle Creek-area barn Updated: May. 29, 2013, 7:21 p.m. | Published: May. 29, 2013, 6:21 ...

And then there is the tractor tire and log chain. I’m not talking a riding lawn tractor tire. I’m talking one of those massive, cleated tires on same said massive farm tractors.

Photo / Duncan Brown The familiar sight of 70 year old David Heads in a tractor on Waimarama Rd has been greeting drivers since December 1, with many wondering what he might be doing.