SPTCO-1969 1969 Signaling definitions corresponding to the 1969 Southern Pacific Transportation Company rules. 2009 2010 2015 JMRI Dick Bronson dick@rr-cirkits.com Bob Jacobsen jake@physics.berkeley.edu Suzie Tall suzie_tall@yahoo.co.uk 1 2015-05-20 ST Initial version Block Signal Green Rules 281 and 282 Proceed Page 79-80 Normal Normal Normal 23 Block Signal Green for Diverging Route Rule 283 Proceed on diverging route Page 81 Medium Medium Diverging 14 Block Signal Yellow over Green Rule 284 Reduce to medium speed and proceed. Next signal indicates "Proceed on diverging route" Page 81 Medium Medium Normal 21 Approach Signal Yellow Rule 285 and 286 Proceed not exceeding medium speed, prepared to stop short of next home signal. Page 82 and 84 Medium Medium Normal 17 Approach Medium - Flashing Yellow Rule 285-A Proceed prepared to pass next signal at not exceeding medium speed. Page 83 Normal Medium Normal 20 Restricting Rule 287 and 290-A Reduce to restricted speed and proceed. Page 84 and 88 Restricted Restricted Normal 1 Home Signal Yellow for Diverging Route Rule 288 Proceed on diverging route at restricted speed. Page 85 Restricted Restricted Diverging 8 Home Signal Red over Lunar Rule 289 Proceed without stopping at restricted speed on other than main track. Page 86 Restricted Restricted Diverging 3 Home Signal Red Rule 290 Stop. Page 87 Stop Stop Either 0 Stop and Proceed Rule 291, 292 and 293 Stop. Then proceed at restricted speed without calling dispatcher or signal operator. When flashing white displayed be governed by special instructions. Page 89-90 Stop Restricted Either 0 Unlit - Mast is unlit - Stop Stop Either 31