2010 2016 JMRI Suzie Tall suzie_tall@yahoo.co.uk 1.0 2016-12-02 ST Initial Version CSX-2014-Chessie Double head 3-1 absolute fast home color light high signal As described in the CSX Transportation Signal Rules - C1281-C1298 January 2014. Appearances for a double 3-1 lamp signal head mast with red lower head and without other badging Clear green red C1281 (b) ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-3-1r-hi/rule-C1281.gif Approach yellow red C1285 (b) ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-3-1r-hi/rule-C1285.gif Stop red red C1292 (b) ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-3-1r-hi/rule-C1292.gif Unlit dark dark - ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-3-1r-hi/CO-3-1r-hi.gif Stop Stop Stop Unlit Clear Clear Approach Limited Clear Limited Clear Approach Limited Approach Approach Approach Medium Clear Medium Clear Approach Medium Approach Medium Approach Medium Approach Slow Approach Approach Slow Approach Approach Clear Medium Approach Approach Slow Clear Approach Slow Approach Approach Restricting Approach Restricted Proceed Approach Stop Approach Unlit Stop