This document outlines signal names, indications, and speed restrictions on the Norfolk Southern railroad. It defines terms like limited speed, medium speed, slow speed, and restricted speed. It then provides details on over 20 different signal types, describing their names, indications, and required speeds, including specifics around turnout speeds for signals indicating diverging routes.

1. Signal Names
&
Indications
326 - 337
Norfolk Southern(Norfolk and Western)
Zone 8
This has not been reviewed or endorsed by Amtrak.

2. 2
Speeds
Limited Speed
• For passenger trains, not exceeding
45 MPH; for freight trains, not
exceeding 40 MPH.
Medium Speed
• A speed not exceeding 30 MPH.
Slow Speed
• A speed not exceeding 15 MPH.
Norfolk Southern(Norfolk and Western)

3. 3
Speeds
Norfolk Southern(Norfolk and Western)
Restricted Speed
• A speed that will permit stopping within half the range
of vision, short of train, engine, obstruction, railroad
car, men or equipment fouling track, any signal
requiring a stop, derail or switch lined improperly and
looking out for a broken rail, but not exceeding:
• 20 MPH
or
• 15 MPH when diverting through any turnout or
crossover governed by Conrail Signal indications.

4. 4
Rule 326
Name:
CLEAR
Dwarf
Norfolk Southern(Norfolk and Western)
INDICATION:
Proceed at authorized
speed.

5. 5
CLEAR
Dwarf
Norfolk Southern(Norfolk and Western)

6. 6
Rule 327
Name:
APPROACH
DIVERGING
INDICATION:
Proceed preparing
to take diverging
Route beyond
next signal at
authorized speed.
Dwarf
Norfolk Southern(Norfolk and Western)

7. 7
Turnout Speed is determined by?
A. Timetable
APPROACH DIVERGING
Dwarf
Norfolk Southern(Norfolk and Western)

8. 8
Rule 328
Name:
ADVANCE APPROACH
INDICATION:
Proceed preparing
to stop at second
signal
Dwarf
Norfolk Southern(Norfolk and Western)

9. 9
ADVANCE APPROACH
Dwarf
Norfolk Southern(Norfolk and Western)

10. 10
Rule 329
Name:
DIVERGING CLEAR
INDICATION:
Proceed through
diverging route,
observing authorized
speed through
turnouts(s) or
crossovers(s).
Dwarf
Norfolk Southern(Norfolk and Western)

11. 11
Speed through
Turnout?
DIVERGING CLEAR
Dwarf
authorized speed
through turnouts(s)
or crossovers(s).
Norfolk Southern(Norfolk and Western)

12. 12
Rule 330
Name:
DIVERGING APPROACH DIVERGING
INDICATION:
Proceed through turnout(s)
at authorized speed
preparing to take diverging
route beyond next signal at
authorized speed.
Norfolk Southern(Norfolk and Western)

13. 13
Speed through
Turnouts?
DIVERGING APPROACH
DIVERGING
at authorized speed.
Norfolk Southern(Norfolk and Western)

14. 14
Rule 331
Name:
APPROACH
INDICATION:
Proceed preparing
to stop at next
signal. Train or
engine exceeding
Medium Speed
must at once
reduce to that
speed.
Dwarf
Norfolk Southern(Norfolk and Western)

15. 15
APPROACH
Dwarf
Norfolk Southern(Norfolk and Western)

16. 16
Rule 333
Name:
• DIVERGING APPROACH
INDICATION:
Proceed through diverging route,
observing authorized speed through
turnout(s) or crossover(s), preparing
to stop at next signal. Train or
engine exceeding Medium Speed
must at once reduce to that speed.
Norfolk Southern(Norfolk and Western)

17. 17
Speed through
Turnouts?
DIVERGING APPROACH
Norfolk Southern(Norfolk and Western)

18. 18
Rule 334
Name:
SLOW CLEAR
INDICATION:
Proceed; Slow Speed within controlled
point/interlocking limits or through
turnout(s) or crossover(s)
NOTE: Slow Speed applies until leading end
of movement reaches opposing home
signal when route is lined for straight
track movement. Slow speed applies for
entire movement through turnout(s) or
crossover(s)
Dwarf
Norfolk Southern(Norfolk and Western)

19. 19
Speed through
Turnouts?SLOW CLEAR
Dwarf
Norfolk Southern(Norfolk and Western)

20. 20
Rule 335
Name:
SLOW
APPROACH
INDICATION:
Proceed preparing to stop at next
signal; Slow Speed within controlled
point/interlocking limits or through
turnout(s) or crossover(s)
NOTE: Slow Speed applies until
leading end of movement reaches
opposing home signal when route is
lined for straight track movement.
Slow speed applies for entire
movement through turnout(s) or
crossover(s)
Dwarf
Norfolk Southern(Norfolk and Western)

21. 21
Speed through
Turnouts?
SLOW APPROACH
Dwarf
Norfolk Southern(Norfolk and Western)

22. 22
Rule 336
Name:
RESTRICTING
INDICATION:
Proceed at Restricted Speed
Restricted Speed must be
observed until the leading end
of the movement reaches the
next signal.
EXCEPTION: When the signal
governs movement to non-
signaled territory or to a track
signaled for movement in the
opposite direction only,
Restricted Speed applies until
the leading end of the
movement is through any
crossovers, turnouts, or
controlled point/interlocking
Dwarf
Norfolk Southern(Norfolk and Western)
Odd Balls

23. 23
Speed through
Turnouts?
RESTRICTING
Dwarf
Norfolk Southern(Norfolk and Western)

24. 24
Rule 337
Name:
STOP
INDICATION:
STOPDwarf
Norfolk Southern(Norfolk and Western)

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