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Lally Columns are used to Support Beams and Timbers Stretching Long Spans By Mark J. Donovan In this video, Mark Donovan of HomeAdditionPlus.com discusses lally columns and the structural support role they play in your home. Lally columns are support columns that are specially designed to support beams and timbers that stretch long spans. A lally column is a steel pipe that is filled with concrete. Often you can find them in basements, crawl spaces, and garages. One end of the lally column attaches to the concrete floor or…https://homeadditionplus.com/dev/wp-content/uploads/2016/11/lally_Column.jpg1280720