About 11:35 p.m. on June 26, 1985, Metro-Dade Transportation Administration (MDTA) nonrevenue test train No. 172-171 struck the rear of MDTA revenue train, No. 141-142, which was stopped on track 2 about 1,927 feet south of the Northside Station interlocking in Miami, Florida. Neither train was derailed. Test train No. 172-171 was returning northbound after completing a southbound test run. Twelve passengers and four MDTA employees were taken to nearby hospitals where they were treated and released. The MDTA estimated the damage to be $1.6 million.