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 Head Absolute High Signal R-YR As described in the 1980 version of the Chessie System Operating Rules "Signal Rules - 281-292". Appearances for a double head 1-2 lamp signal mast with fixed red top head and without other badging Restricting red yellow Rule 290 ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-1-2-hi/rule-C1290.gif Stop red red Rule 292 ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-1-2-hi/rule-C1292.gif Unlit dark dark - ../../../resources/icons/smallschematics/aspects/CSX-2014-Chessie/CO-1-2-hi/CO-1-2-hi.gif Stop Restricting Stop Unlit Clear Restricting Approach Medium Restricting Medium Clear Restricting Medium Approach Slow Restricting Approach Slow Restricting Approach Restricting Medium Approach Restricting Slow Clear Restricting Slow Approach Restricting Restricting Restricting Stop and Proceed Restricting Stop Restricting