Home/American Shipper/CSX LINES PLANS 10% RATE INCREASE IN PUERTO RICO TRADE American Shipper CSX LINES PLANS 10% RATE INCREASE IN PUERTO RICO TRADE FreightWaves Staff · Monday, April 29, 2002 Facebook Twitter/X LinkedInCSX LINES PLANS 10% RATE INCREASE IN PUERTO RICO TRADE CSX Lines, an ocean carrier based in Charlotte, N.C., said it will impose a 10-percent increase on raise freight charges for shipments bound to Puerto Rico, effective June 15.