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   .   TRACK BULLETIN FORM C NUMBER 6928                       FEB 28  1997       .

   .  TO: SP 9810    WEST                                                         .

   .      AT: KLAMATH FALLS                                                       .
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   . DO NOT EXCEED 40 MPH WHILE HANDLING CARS CGAX 9001 THROUGH CGAX 9505     (001)
   .                                                                          (002)
   . DO NOT EXCEED 35 MPH WITH CAR SERIES TGSX 443401-443700 WHEN EMPTY.      (003)
   .                                                                          (004)
   . TRAINS WITH FOLLOWING TOPS SYMBOLS MAY OPERATE AT MAXIMUM PERMISSIBLE    (005)
   . SPEED:  CHLAD  APOAD  LACRD  LAAPD  LBCHD                                (006)
   .                                                                          (007)
   . SYSTEM SPECIAL INSTRUCTIONS, PAGE 6: SECTION C.                          (008)
   . SPEED RESTRICTIONS - TRAINS  ITEM 5 IS CANCELLED                         (009)
   . AND                                                                      (010)
   . GENERAL ORDER NO. 5 ITEM 7, THAT PART REVISING ITEM 5 IS ALSO            (011)
   . CANCELLED IN ITS ENTIRETY                                                (012)
   . THE PURPOSE OF THIS REVISION IS TO ELIMINATE THE 12MPH RESTRICTION       (013)
   . ON GRAIN TRAINS THAT CANNOT OPERATE AT A SPEED GREATER THAN 22MPH        (014)
   .                                                                          (015)
   . RULE 6.21.3 AS CONTAINED IN SYSTEM SPECIAL INSTRUCTIONS PAGE 15 IS       (016)
   . CANCELLED IN ITS ENTIRETY                                                (017)
   .                                                                          (018)
   . RULES AND INSTRUCTIONS GOVERNING AIR BRAKE SYSTEM AND TRAIN              (019)
   . HANDLING RULE 50.1 PARAGRAPH READING:                                    (020)
   . UNION PACIFIC (UP) LOCOMOTIVE UNITS ARE EQUIPPED WITH A CODED            (021)
   . CAB SIGNAL SYSTEM WHICH IS NON-FUNCTIONAL WHILE OPERATING ON             (022)
   . SOUTHERN PACIFIC LINES. THE CODED CAB SIGNAL SYSTEM MUST BE              (023)
   . CUT OUT ON ALL UP UNITS IN THE LOCOMOTIVE CONSIST. IF THE CUT            (024)
   . OUT SWITCH HANDLE IS IN THE "UP" POSITION, THE SEAL MUST BE              (025)
   . BROKEN AND HANDLE PLACED IN THE "DOWN" POSITION.                         (026)
   . IS CANCELLED                                                             (027)
   .                                                                          (028)
   . FOLLOWING INSTRUCTIONS ARE PLACED IN EFFECT WITH PUBLICATION IN          (029)
   . THIS TRACK BULLETIN:                                                     (030)
   . THE CAB SIGNAL SYSTEM IS OFTEN TIMES CUT IN AND TESTED AT LOCATIONS      (031)
   . WELL IN ADVANCE OF ACS TERRITORY.  IT IS THEN PLACED IN PARTIAL          (032)
   . CUTOUT POSITION TO EXTINGUISH THE LIGHT DISPLAY. HOWEVER, THE            (033)
   . DEVICE IS STILL OPERATIVE AND WILL RESPOND IF IT RECEIVES A SIGNAL.      (034)
   . IN NON-ACS TERRITORY, THIS INADVERTANT SIGNAL IS REFERRED TO AS A        (035)
   . "HIT" AND WILL CAUSE A PENALTY BRAKE APPLICATION IF NOT REACTED TO       (036)
   . PROMPTLY.  CREWS MUST REPORT LOCATIONS CAUSING CAB SIGNAL "HITS" TO      (037)
   . THE TRAIN DISPATCHER SO THAT THEY MAY BE CORRECTED.                      (038)
   .                                                                          (039)
   . IN NON-ACS TERRITORY, WHEN A TRAIN EXPERIENCES A CAB SIGNAL "HIT",       (040)
   . DO THE FOLLOWING TO PREVENT AN UNINTENTIONAL PENALTY BRAKE APPLICATION:  (041)
   . 1.  IF THE ACKNOWLEDGING LEVEL IS IN THE "PARTIAL CUT OUT" POSITION      (042)
   .     (C/O), MOVE THE ACKNOWLEDGING LEVER TO THE "NORMAL" POSITION AND     (043)
   .     LEAVE IT THERE FOR ONE SECOND.                                       (044)

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   .   TRACK BULLETIN FORM C NUMBER 6928                       FEB 28  1997       .
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   .     *ON NORTH AMERICAN CAB LOCOMOTIVES EQUIPPED WITH THE ACKNOWLEDGING   (045)
   .      PLUNGER, IF THE ACKNOWLEDGING PLUNGER IS IN THE "PARTIAL CUTOUT"    (046)
   .      POSITION (RAISED), PUSH THE PLUNGER BUTTON ONCE TO CUT IN THE       (047)
   .      CAB SIGNALS.                                                        (048)
   . 2.  MOVE THE ACKNOWLEDGING LEVEL FROM THE "NORMAL" POSITION TO THE       (049)
   .     "ACKNOWLEDGE" POSIITON (ACK), HOLD IT THERE FOR ONE SECOND, AND      (050)
   .     RELEASE IT BACK TO THE "NORMAL" POSITION.                            (051)
   .     *ON NORTH AMERICAN CAB LOCOMOTIVES EQUIPPED WITH THE ACKNOWLEDGING   (052)
   .      PLUNGER, PUSH THE PLUNGER A SECOND TIME TO ACKNOWLEDGE THE CAB      (053)
   .      SIGNAL.                                                             (054)
   . 3.  IF IN NON-CAB SIGNAL TERRITORY, MOVE THE ACKNOWLEDGING LEVER TO      (055)
   .     THE "PARTIAL CUTOUT" POSITION TO TURN OFF THE CAB SIGNAL LIGHT.      (056)
   .     *ON NORTH AMERICAN CAB LOCOMOTIVES EQUIPPED WITH THE ACKNOWLEDGING   (057)
   .      PLUNGER, LIFT THE PLUNGER TO PLACE THE SYSTEM IN "PARTIAL CUTOUT".  (058)
   . 4.  IF A PENALTY BRAKE APPLICATION OCCURS BEFORE THE CAB SIGNAL IS       (059)
   .     RESET, RECOVER FROM THE PENALTY BRAKE APPLICATION AS DESCRIBED IN    (060)
   .     RULE 52.3 (PENALTY BRAKE APPLICATION).                               (061)

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   .   COMPLETE:  634 PM            (061 LINES)             LIT  TRAIN DISPATCHER .

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