5-traffic control devices

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  • 7/21/2019 5-Traffic Control Devices

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    V-2

    Topics to be discussed:

    Traffic Signs

    Traffic Signals

    Roadwa !ar"ings

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    V-#

    Traffic Signals

    (normal traffic light)

    RED

    Co$% &o co$'l%&% s&o' a& s&o' lin% or (%for% crosswal" or

    in&%rs%c&ion)

    Af&%r s&o''ing* o+ $a &+rn rig,& on r%d

    a& $os& in&%rs%c&ions if &,% wa is cl%ar)

    So$% sc,ool dis&ric&s ,a% local 'olici%s &,a& 'ro,i(i& rig,&

    &+rns on r%d ( (+s o'%ra&ors)

    So$% in&%rs%c&ions dis'la .NO TURN ON RED*/ w,ic,

    o+ $+s& o(%)

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    V-0

    Traffic Signals

    (normal traffic light)1ELLO

    S&o' if o+ can do so saf%l)

    T,% lig,& will soon (% r%d)

    3REEN

    3o* (+& onl if in&%rs%c&ion is cl%ar)

    If &+rning l%f&* wai& for ga' in onco$ing &raffic &o co$'l%&% &+rn)

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    V-4

    Traffic Signals

    (lighted arrows)RED ARRO Co$% &o a co$'l%&% s&o' a& $ar"%d s&o' lin% or (%for% crosswal" or in&%rs%c&ion)

    Af&%r s&o''ing* o+ $a &+rn rig,& on r%d arrow a& $os& in&%rs%c&ions if &,% wa is

    cl%ar) Local sc,ool dis&ric& 'olic $a 'ro,i(i& &,is 'rac&ic%)

    So$% in&%rs%c&ions dis'la a .NO TURN ON RED/ sign* w,ic, o+ $+s& o(%)

    1ELLO ARRO

    S&o' if o+ can do so saf%l)

    T,% lig,& will soon (% r%d)

    !%ans &,% sa$% as %llow lig,&* (+& a''li%s onl &o $o%$%n& in &,% dir%c&ion of

    arrow)

    3REEN ARRO

    A gr%%n arrow* 'oin&ing rig,& or l%f&* $%ans o+ $a $a"% a &+rn in &,% dir%c&ion of

    &,% arrow if o+ ar% in &,% 'ro'%r lan% for &,% &+rn* af&%r i%lding &,% rig,&-of-wa &o

    %,icl%s and '%d%s&rians* %%n if a r%d lig,& is s,owing a& &,% sa$% &i$%)

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    V-5

    Traffic Signals

    (lane signals)Lan% signals ar% +s%d6

    ,%n &,% dir%c&ion of &,% flow of &raffic c,ang%s)

    To s,ow &,a& a &oll(oo&, is o'%n or clos%d) To s,ow w,ic, lan%s ar% o'%n%d or clos%d)

    1o+ $+s& n%%r dri% in a lan% +nd%r a r%d 7)

    A %llow 7 $%ans &,a& o+r lan% signal is going &o c,ang% &o r%d)

    8r%'ar% &o l%a% &,% lan% saf%l)

    1o+ $a dri% in lan%s (%n%a&, a gr%%n arrow* (+& o+ $+s& also

    o(% all o&,%r signs and signals)

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    V-