M.W.& S. DEPARTMENT
SOUTHERN RAILWAY SYSTEM
- STANDARD PROCEDURE -

TITLE:   FLAGGING  (Motor Cars)      7-15-75

ALL PREVIOUS PROCEDURES AND INSTRUCTIONS IN CONFLICT HEREWITH ARE SUPERSEDED
TO THE EXTENT OF THE CONFLICT UPON RECEIPT OF THIS PROCEDURE.

*ON SOUTHERN RAILWAY SYSTEM, INSPECTION CARS ONLY MAY USE LINE UP INFORMATION
FOR MOVEMENT AUTHORITY.
1.  The following rules apply directly to movement of inspection car on
Line-Up:	GR-25	533		825
		81		807
		92		824
2.  Before an inspection car may be operated on line-up authority, permission
must be obtained from dispatcher.
3.  Line-Ups are valid until expired.  An expired Line-Up conveys NO authority
to occupy the track.
4.  An inspection car line-up may be updated by communication with the
dispatcher, conductor or engineer of a train or the employee in charge of
another inspection car.  The update information must be recorded on the
reverse side of the Line-Up.
5.  Line-Ups do not contain information about all movements within yard limits
6.  The employee in charge of an inspection car must clear the main track in
accordance with Rule 824.
7.  Failure to clear the main track by the prescribed time requires protection
against the train(s) not cleared.

CONDITIONAL STOP SIGNS - Form "Y" Order.
A. General:
1.  CONDITIONAL STOP SIGNS with Form "Y" train order offers the most positive
type protection available with less use of man power than live flagging.  For
this reason CONDITIONAL STOP SIGNS should always be used whenever advance
planning and the following instructions allow.
2.  Rule 110 and the Form "Y" Order on Page 90 of the rule book apply directly
to the use of CONDITIONAL STOP SIGNS (See Page 57, Rule Book).
B.  Limitations of use of CONDITIONAL STOP SIGNS.
1.  CONDITIONAL STOP SIGNS can only be used on dark railroad or in Automatic
Block Signal territory.  It cannot be used in TC or remote control territory.
2.  CONDITIONAL STOP SIGNS must not be used within or embracing ANY yard limit
territory unless each of the following conditions is met:
	a.  No yard crew ever works in the yard limits.
	b.  No road train originates, terminates, or will turn back within the
	    yard limits which fact must be protected each day by Chief Dispatcher
	    before authorizing issuance of the Form "Y" Order.
	c.  There is no junction with a connecting division, or with a foreign
	    railroad within the yard limits.
	d.  No other track or route exists on which a train or engine could enter
	    the main track between the CONDITIONAL STOP SIGNS.
3.  A CONDITIONAL STOP SIGN being used by one gang must not overlap or stand
within the limits of a similar sign being used by another gang.
C.  Operation of CONDITIONAL STOP SIGN
1.  Maintenance of Way Foreman who is to be named in the train order will
arrange the day before, direct with the Chief Dispatcher.  Foreman will use
the CONDITIONAL STOP SIGN Transmittal, Form 1230 when handling with Chief
Dispatcher.  If signs are to be placed in the vicinity of a junction, it may
be necessary to handle with Chief Dispatcher on two divisions.