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     SITE NAME MCIVOR HWY / MIDLAND HWY   SITE NO. 6203  
APPROACH DEFINITIONS  
   
PHASE APPROACHES        
Approach No EXTENDING DETECTORS APPROACH TIMER AND TIMESETTING DEFINITION* SIGNAL GROUP APPROACH EXPIRY (EXPAP) Refer Special Notes  
1 1, 2 A11 1        
2 4, 5 A22 2        
3 9 B11, C33 3, 7      
4 12 B22, C44 4, 8      
5 7, 8 C11 3      
6 10, 11 C22 4      
7 3 D11, E11 5      
8 6 D22 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: DAVID FORD           DATE 15/10/08  
G:\TMC Opsheets\Pending\[6203.htm]Approach