Alaska Marine Lines says four of its rail barges will receive new piping and ballast systems designed by Glosten with installation by Meridian Marine Industries.”The rail barges are hitting 20 years of service and were in need of some upgrades,” explains John Maketa, T-115 Port Engineer in Seattle.
https://www.marinelink.com/news/alaska-marine-lines-upgrading-rail-barges-480726