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     SITE NAME PHW/MAHONEYS ROAD/HORNE ROAD   SITE NO. 6822
APPROACH DEFINITIONS
 
PHASE APPROACHES      
Approach No EXTENDING DETECTORS APPROACH TIMER AND TIMESETTING DEFINITION* SIGNAL GROUP APPROACH EXPIRY (EXPAP) Refer Special Notes
1 2, 3 A11 1    
2 6, 7 A22 2    
3 10, 11 B11 3    
4 13, 14 B22 4    
5 9 B33, C33 3, 6 B→C1 or C3  
6 12 B44, C44 4, 5 B→C1 or C2  
7 4 C11 5    
8 8 C22 6    
9          
10          
11          
12          
13          
14          
15          
16          
     
  *  There are 8 approach timers and 4 approach timesettings available per phase:
     - Where there are 4 or less approaches per phase, allocate one timesetting to each timer.
       For example: A11. A22, A33, B11, C11.
     - Where there are more than 4 approaches per phase, two or more timers must have the same timesetting.
       For example: A11. A21, A32, A43, A54, B11.
     
SPECIAL APPROACHES      
Approach No EXTENDING DETECTORS APPROACH TIMESETTING SIGNAL GROUP DESCRIPTION Refer Special Notes
1          
2          
3          
4          
                                       
DESIGNED BY: NOEL RAVEENDRAN           DATE 1/03/07
G:\TMC Opsheets\Pending\[6822.htm]Approach