2010 2016 JMRI Suzie Tall suzie_tall@yahoo.co.uk 1.0 2016-12-02 ST Initial Version 2 2020-03-05 GM Initial version of the 1980 C&O Signal rules. This set was created by back dating the CSX-2014-Chessie rule set created by Suzi Tall. Back dating required removal of some aspects and altering the mapping to compensate for their removal. While based on the 1980 rule book, they are the same rules that were in affect in 1969. C&O 1980 1-2-2 head absolute high signal As described in the 1980 version of the Chessie System Operating Rules "Signal Rules - 281-292". Appearances for a triple head 1-2-2 lamp signal mast with top red and no lower yellow without other badging Medium Approach Slow red yellow green Rule 283-A ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-1-2-2-hi/rule-C1283B.gif Slow Clear red red green Rule 287 ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-1-2-2-hi/rule-C1287.gif Slow Approach red yellow red Rule 288 ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-1-2-2-hi/rule-C1288.gif Restricting red yellow dark Rule 290 ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-1-2-2-hi/rule-C1290.gif Stop red red dark Rule 292 ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-1-2-2-hi/rule-C1292.gif Unlit dark dark dark - ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-1-2-2-hi/CO-1-2-2-hi.gif Stop Restricting Stop Unlit Clear Slow Clear Restricting Approach Medium Slow Clear Restricting Medium Clear Medium Approach Slow Slow Approach Restricting Medium Approach Slow Medium Approach Slow Slow Approach Restricting Approach Slow Slow Clear Restricting Approach Slow Clear Restricting Medium Approach Medium Approach Slow Slow Approach Restricting Slow Clear Medium Approach Slow Slow Approach Restricting Slow Approach Medium Approach Slow Slow Approach Restricting Restricting Slow Approach Restricting Stop and Proceed Slow Approach Restricting Stop Slow Approach Restricting