Page 278 - Driving Commercial Vehicles Manual+

index

tow car .............................................................................. 4 school buses ......................................................125-127
towed vehicles ................................................. See trailers visibility ..................................................................... 42–44
towing .......................................................................76-89 vision screening ................................................................ 5
traction ...........................................................................34
tractor-trailer air brake systems .............................164-176 W
traffic circles ..............................................................38-39 warning devices
traffic flow low air .................................................................153-154
definition ................................................................28-29 disabled vehicles .........................................................58
traffic lights ...................................................................241 warning signals
trailers industrial roads ...................................................249-250
licence requirements ..................................................3-4 warning signs ......................................................See signs
Transportation Association of Canada warning systems
vehicle requirements .................................................101 brake failure ................................................................57
trip inspection ..................See pre-trip inspection; reports water cooled brakes .....................................................249
truck crane — mobile ....................................................... 4 weather conditions ....................................................53-54
turning radius ............................................................31-33 weather reports ............................................................257
turns ..........................................................................34-38 webbing .........................................................................97
two-axle vehicles wedge brakes ...............................................................174
licence requirements ..................................................... 4 weigh scales ......................................................... 113–114
two-second rule .......................................................17, 28 wet tank ............................................. See supply reservoir
two-way check valve ....................................................162 wheel position ................................................................31
wheelbase
U definition .....................................................................32
under hood check .........................See pre-trip inspection whipping ........................................................................77
United States .................................. See other jurisdictions white lines ....................................................................243
United States wide load ......................................................................113
travel information ......................................................257 width ...............................................See vehicle dimension
used vehicles .......................................................See ICBC wig-wag ..............................See warning device — low air
V Y

vacuum brakes ...............................................................57 yellow lines ...................................................................242
valves Yukon .............................................. See other jurisdictions
See relay valve; quick release valve; foot treadle valve;
one-way check valve; parking brake control valve;
two-way check valve; relay emergency valve; bobtail
proportioning system; slippery road valve
van
following distance .......................................................28
vehicle dimensions ................................................110-111
vehicle insurance .............................................................. 9
vehicle operation
bus, taxi or limousine .........................................121-125
emergency vehicles ...........................................127-128

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