632/633 Supplemental Information

Please refer to the Traffic Engineering Manual  (TEM) for a complete list of forms, supplementary information, and updates


 

 

 

 


 

 

 


Form 496-6 Report of Electrical Tests

 

 

 

 

 

 

 


 

 

 


Figure 498-6.     Concrete Pull Box

 

 

 


Figure 498-7.     Trench Details

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


 

 

 

 

 


Figure 498-8.     Exothermic Weld

 


 

 

 

 



Figure 498-9.     Power Service

 

 


Figure 498-10.   Strain Pole Supports

 

 


Figure 498-11.   Strain Pole Attachment Details

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


Figure 498-12.   Single Arm Support

 

 


Figure 498-13.   Sag and Vertical Clearance Diagram

 

 


Figure 498-14.   Cable Support Assembly

 

 


Figure 498-15.   Aerial Interconnect Cable

 

 


Figure 498-16.   Method of Measurement for Signal Cable

 

 


Figure 498-17.   Method of Measurement for Interconnect Cable


 

 

 



Figure 498-18.   Method of Measurement for Detector Lead-In Cable

 

 


Figure 498-19.   Method of Measurement for Power Cable

 

 


Figure 498-20.   Method of Measurement for Service Cable

 

 


Figure 498-21.   Vehicular Signal Heads

 


 



Visors for Signal Heads

 

 

 


Hangers for Signal Heads

 

 

                   

 

 

 

 

Figure 498-21.   Vehicular Signal Heads

 


 

 

 

 


Wiring a Signal Head


Figure 498-22.   Pedestrian Signal Heads


 

 

 



Figure 498-23.   Loop Detector Placement and Installation

 

 

 

 

 

 

 

 

 

Loop Construction

 

 

Loop Perimeter

 feet            (meters)

Number of Turns

40

(less than 12)

4

40-160

(12 to 49)

3

over 160

(over 49)

2

 

 


Figure 498-24.   Loop Detector Slots and Wiring


 

 

 


 

 

 

 

 


Figure 498-24.   Loop Detector Slots and Wiring

 

 



Figure 498-25.   Loop Detector Wiring

 


 

 


 

 

 

 


Figure 498-26.   Magnetometer Probes and Lead-In


 


 


Figure 498-27.   Ground Rod Testing

 

 


Figure 498-28.   Short-Circuit Test


 

 

 

 

 



Figure 498-29.   Circuit Continuity Test of Loop Wire

(Before Splice to Lead-In Cable)

 

 

 

 


Figure 498-30.   Circuit Continuity Test of Loop Wire and Lead-In Cable

 

 

 

 


Figure 498-31.   Circuit Continuity Test of Signal Cable Disconnected from Heads or Other Cables Such as Interconnect and Loop or Magnetometer Lead-In

 

 


Figure 498-32.   Circuit Continuity Test of Signal Cable With Cable Connected to the Signal Heads and Lamps Installed

 

 

 

 



Figure 498-33.   Cable Insulation Test (Loop Detector Wire)

 

 

 

 

 




Figure 498-34.   Cable Insulation Test (Signal Cable)

 

 

 

 

 



Figure 498-35.   SCD TC-81.20 Signal Support Design Chart

 

 

 


Figure 498-36.   Plan Details for Strain Poles

 

 


Figure 498-37.   Plan Details for Signal Supports - Arm Lengths

(table is continued in Figure 498-38)

 


Figure 498-38.   Plan Details for Signal Supports - Mast Arm Orientation

(table continued from Figure 498-37)