Profile: Carlwood Lumber Limited is a manufacturer of hardwood and softwood lumber. We also offer crane mats, swamp pads, jack-pads, wedges, blocks, crossing posts and industrial grade blocking. Our crossing posts are used in railway companies. We trim, shape, drill and paint for easy installation. We also manufacture products used in railways to switch trains between tracks. Our crane mats and swamp pads are used for heavy construction & transportation applications.