When the board of county commissioners authorizes a construction or reconstruction project on a county road, it shall require the use of Montana-made wooden guardrail posts, fenceposts, and signposts when appropriate and when the cost of wooden materials is less than or equal to the cost of other materials.
Use Of Montana-Made Wooden Materials In County Road Projects
Mont. Code Ann. § 7-14-2142, under General Provisions Related to County Roads.
Mont. Code Ann. § 7-14-2142