BNSF 5504 - North Market Interlocking - Hannibal Subdivision
BNSF 5504 at North Market Interlocking - St. Louis, MO BNSF 5504 leads a train northbound at TRRA's North Market Interlocking . The locomotives have just come off of the Terminal Railroad Association's (TRRA) Merchants Subdivision (which is just beyond the block signal) and onto the BNSF's Hannibal subdivision, at Branch Street , in North St. Louis, Missouri. BNSF Railway trains utilize the TRRA Merchants Subdivision for about five miles, between North Market Interlocking and Grand Interlocking. Both interlockings are controlled by the TRRA. Grand Interlocking is located a few miles west of downtown St. Louis, and is a junction of the Merchants Subdivision, BNSF's Hannibal Subdivision, and Union Pacific's Jefferson City Subdivision. Photo taken: August 22, 2006, at St. Louis, Missouri.