Weyerhaeuser will invest $157 million in a multi-year, two-phase project to upgrade equipment and modernize its sawmill in Holden, Louisiana.  Phase one includes nearly $19 million to upgrade lumber kiln-drying capacity, while the second phase will include a major investment of approximately $138 million to completely modernize the facility. The news was announced May 12 by Louisiana Gov. John Bel Edwards and Weyerhaeuser.  The work is expected to take place over the next three years. Plans call to upgrade and modernize the sawmill to produce longer-length lumber, add a new planer mill ...