Log Building Courses
- Site preparation, squaring up and leveling piers and other foundations.
- Power saw maintenance, cleaning and sharpening.
- A thorough acquaintance with all hand tools used on the course, including sharpening techniques.
- Peeling bark with drawknives, shovels and spuds.
- Experience in scribing round logs with double-level log scribers.
- Removal of lateral grooves and notches for a clean, “chinkless” fit, using adze, axe, chainsaw, chisels and handlebar gouges.
- Preparing for and installing door/window with regard to log settling and other factors.
- Square-notching tie beams and second floor structure – ways to get what you need from the upstairs.
- Construction of a roof truss and how it is attached to plates, purlins, ridgelog; discussion of other roof systems.
- Demonstration or use of log lifting systems which can be used by individuals: parbuckling with a rope and skids, skylining between trees.
- Lecture on log building history and techniques.
- Clarification of wood characteristics; use of scaling sticks and other forestry tools in understanding timber volumes.
- Lecture on preservatives and coatings, with emphasis on human health haz ards versus wood preservative benefits.
- Flattening (slabbing) with chainsaw, correct chalklining, cutting, brushing, and guidebar-top-planing for a perfect surface.
- Proper use of American and Swedish broadaxes for hewing logs.
- Lecture on house plan drafting and scale model construction.
- Tree research presentation by each student.
Great Lakes School of Log Building
1350 Snowshoe Trail, Isabella, MN 55607