Currently there are 7 recognized species, 12 distinct 17-year broods, and 3 distinct 13-year broods, along with 2 known extinct broods, found east of the Great Plains and south of the Great Lakes, to the Florida Panhandle.
Posted on January 27, 2015 by Todd Wohlford. Glulam is a glue-laminated lumber that is a useful and innovative material in commercial and residential construction. Glulam is made from bonding single wood layers together with wood adhesives. It is available in various depths and lengths.
How our Glulam is made A packet of sawn timber is loaded into a tipping machine that is designed to slowly release individual lengths of timber. An operative visually grades the sawn timber as it is released onto a driven roller table.