West Fraser Timber Co. Ltd. has signed a deal to buy Georgia Pacific’s oriented strand board mill near Allendale, S.C., for US$280 million.  The company says the mill will give it the flexibility to better meet customer demand, particularly in the southeastern U.S.  The mill, which began producing OSB in 2007, has been idle since late 2019. It has an estimated stated capacity of approximately 760 million square feet.  West Fraser says it plans to spend an estimated US$70 million to upgrade and optimize the mill in preparation for ...