Abstract: An MLP assembly and method for supporting and providing access to railroad signals. The MLP assembly may comprise a mast, one or more platform assemblies attached to the mast, and one or more ladders attachable to the mast and/or the platform assemblies. The MLP assembly may also comprise F-brackets and ladder supports for supporting the ladders relative to the mast. The MLP assembly may be placed in a folded configuration for transport thereof or an unfolded configuration for installation. The ladder supports and/or elements of the platform assemblies may rotate toward the mast into the folded configuration and may rotate away from the mast into the unfolded configuration. The MLP assembly may also comprise a plurality of stacking brackets configured for stacking a plurality of MLP assemblies on top of each other for transport to an installation site.