I still haven't been able to find out the title of this song, but in the words of this local singer-songwriter it's about some characters building the Central Pacific Rail Road (CPRR).
Web Site: craigkincaid.com/music/
The Sanitarium Music Nights are organized by Vincent Bernardy of St. Vincent Folk. They are every first & third Wednesdays of each month at 7:00 p.m. at The Sanitarium Inn & Spa in San Luis Obispo, California. It's a casual and fun gathering of local musicians, singers and singer-songwriters performing for an intimate audience of music lovers and fellow musicians.