These free plans for wood dock sections are ideal for residential or light commercial application. we have all the hardware you need to build it right the. Modular, maintenance-free floating boat docks and piers by mod-u-dock. flexible dock design and options are suitable for lakefront homes and commercial use.. American dock mfg. inc, located in florence, wisconsin, manufactures and supplies a variety of boat docking, boat lifts, swim rafts and accessories for lakefront.