lec 04 traffic signal and coordination

8/17/2019 Lec 04 Traffic Signal and Coordination

1/17

Efaujty de Cklgkccrgkl - 1r`

Wcfr 31

Prfeega Ckl. Prfeega Qglkfj fk` Addr`gkftgdk 63 ‑65

@r. Egrfs M. Fsf`

Gk tmgs jcaturc9

---------------------6- ̂ rgkagpjcs de Qglkfj Pghgkl

2- Qglkfj Pghgkl ft Gsdjftc`

Gktcrscatgdk

1- \cbstcr Hctmd`

0- Prfeega Qglkfj Addr`gkftgdk

Prfeega Qglkfj & Addr`gkftgdk إإلصئخب إفلذنخيب ن ثوزىق إفجزفق إفلذنخآل

Pmc gkedrhftgdk gkaju`c` gk tmgs jcaturc gs jfrlcjy tfick erdh Prfeega fk` Mglmwfy

Cklgkccrgkl (Lfrbcr fk` Mdcj, 2>>7) fk` F ^djgay dk Lcdhctrga @csglk de Mglmwfys

fk` Qtrccts (FFQMPD, 2>66) fk` Rdlcr (2>>1).

6- ^rgkagpjcs de Prfeega Qglkfj Pghgkl ثهكىت إإلصئخب إفغه ىب مبئخ

Gt gs ghpdrtfkt bcedrc stu`ygkl tmc sglkfj tghgkl `csglk td `cegkc f kuhbcr de tcrhs

kdrhfjjy usc` gk tmc `csglk de sglkfj tghgkl (Lfrbcr fk` Mdcj, 2>>7)?

6. Adktrdjjcr? F `cvgac gk f trfeega sglkfj gkstfjjftgdk tmft amfklcs tmc adjdrs

gk`gaftc` by tmc sglkfj jfhps faadr`gkl td f egxc` dr vfrgfbjc pjfk. Gt fssglks tmc rglmt

de- wfy td `geecrckt fpprdfamcs ft fpprdprgftc tghcs.

2. Ayajc (ayajc jckltm)? Pmc tghc gk scadk`s rcqugrc` edr dkc adhpjctc adjdr

scquckac de sglkfj gk`gaftgdk. Eglurc 6 gs f samchftga de f ayajc. Gk Eglurc 6, edr

cxfhpjc, tmc ayajc jckltm gs tmc tghc tmft cjfpscs erdh tmc stfrt de tmc lrcck

gk`gaftgdk td tmc ck` de tmc rc` gk`gaftgdk.

1. ^mfsc (sglkfj pmfsc)? Pmft pfrt de f ayajc fjjdaftc` td f strcfh de trfeega dr f

adhbgkftgdk de twd dr hdrc strcfhs de trfeega mfvgkl tmc rglmt-de-wfy

sghujtfkcdusjy `urgkl dkc dr hdrc gktcrvfjs (scc Eglurc 6).


2/17


Wcfr 30


@r. Egrfs M. Fsf`

0. Gktcrvfj? Fky pfrt de tmc ayajc jckltm `urgkl wmgam sglkfj gk`gaftgdks `d kdt

amfklc.

3. Deesct? Pmc tghc jfpsc gk scadk`s dr tmc pcracktflc de tmc ayajc jckltm bctwcck

tmc bclgkkgkl de f lrcck pmfsc ft fk gktcrscatgdk fk` tmc bclgkkgkl de f

adrrcspdk`gkl lrcck pmfsc ft tmc kcxt gktcrscatgdk. Gt gs tmc tghc bfsc de tmc systch

adktrdjjcr.

5. Amfklc fk` ajcfrfkac gktcrvfj. Pmc tdtfj jckltm de tghc gk scadk`s de tmc ycjjdw

fk` fjj-rc` sglkfj gk`gaftgdks (fjsd afjjc` gktcrlrcck pcrgd`). Pmgs tghc gs prdvg`c` edr

vcmgajcs td ajcfr tmc gktcrscatgdk fetcr tmc lrcck gktcrvfj bcedrc adkejgatgkl

hdvchckts frc rcjcfsc`.


3/17


Wcfr 33


@r. Egrfs M. Fsf`


4/17


Wcfr 35


@r. Egrfs M. Fsf`

66. Argtgafj jfkc lrdup. Pmc jfkc lrdup tmft rcqugrcs tmc jdklcst lrcck tghc gk f

pmfsc. Pmgs jfkc lrdup, tmcrcedrc, `ctcrhgkcs tmc lrcck tghc tmft gs fjjdaftc` td

tmft pmfsc.

62. Qfturftgdk ejdw rftc. Pmc ejdw rftc gk vcm/m tmft tmc jfkc lrdup afk afrry ge gt

mfs tmc lrcck gk`gaftgdk adktgkudusjy, (g.c., ge l/A 8 6). Pmc sfturftgdk ejdw rftc(s)

`cpck`s dk fk g`cfj sfturftgdk ejdw (sd), wmgam gs usufjjy tfick fs 67>> vcm/m de

lrcck tghc pcr jfkc. Pmc g`cfj sfturftgdk ejdw gs tmck f`oustc` edr tmc prcvfgjgkl

adk`gtgdks td dbtfgk tmc sfturftgdk ejdw edr tmc jfkc lrdup bcgkl adksg`crc`. Fk

cquftgdk lgvck gk tmc Mglmwfy Afpfagty Hfkufj (MAH) gs smdwk bcjdw?

Pmc MAH fjsd lgvcs f prdac`urc edr `ctcrhgkgkl sfturftgdk ejdw rftc usgkl egcj`

hcfsurchckts.


5/17


Wcfr 3<


@r. Egrfs M. Fsf`

8888888888888888888888888888888888888888888


6/17


Wcfr 3=


@r. Egrfs M. Fsf`

2- Qglkfj Pghgkl ft Gsdjftc` Gktcrscatgdk ثهكىت إإلصئخب في إفجلئظعئة إفلعضنفب

Faadr`gkl td HSPA@ (2>62), wmck prdpcrjy `csglkc`, jdaftc`, dpcrftc` fk`

hfgktfgkc`, trfeega adktrdj sglkfjs frc vfjufbjc `cvgacs edr tmc adktrdj de vcmgaujfr

fk` pc`cstrgfk trfeega. Pmcy fssglk tmc rglmt-de-wfy td tmc vfrgdus trfeega hdvchckts

ft `geecrckt tghcs fk` mckac tmc pdssgbjc adkejgat pdgkts bcadhc hgkghfj.

Faadr`gkljy, tmc hfgk dbocatgvcs de trfeega sglkfjs frc td gkarcfsc tmc afpfagty de

gktcrscatgdks fk` rc`uac `cjfys fk` faag`ckts. Lckcrfjjy, gt gs rcadhhck`c` tmft

tmc kuhbcr de pmfscs gs hgkghfj td rc`uac `cjfys gk spgtc de tmft hdrc pmfscs hfy

bc rcqugrc` td scpfrftc fjj trfeega strcfhs edr sfecty. Gt gs usufj td f`dpt f twd-pmfsc

systch wmckcvcr pdssgbjc fk` usgkl tmc smdrtcst sugtfbjc fk` prfatgafj ayajc jckltm.

Ft f adhpjcx gktcrscatgdk, hujtgpmfsc (tmrcc dr hdrc pmfscs) systch hfy bc

rcqugrc` td famgcvc tmc `csglk dbocatgvcs.

Fk Sgsdjftc` gktcrscatgdkS gs dkc gk wmgam tmc sglkfj tghc gs kdt addr`gkftc` wgtm tmft

de fky dtmcr gktcrscatgdk fk` tmcrcedrc dpcrftcs gk`cpck`cktjy. Faadr`gkl td

Rdlcrs (2>>1) tmcrc gs f hgkghuh ayajc tghc de 23 scadk`s bfsc` dk sfecty

adksg`crftgdks. F hfxghuh ayajc tghc de 62> scadk`s gs adksg`crc` ldd` prfatgac.

Kdrhfjjy, tmc ayajc tghc wgjj jgc wgtmgk tmc rfklc de 1> td 7> scadk`s.

Wcjjdw Gktcrvfj

Pmc hfgk purpdsc de tmc ycjjdw gk`gaftgdk fetcr tmc lrcck gs td fjcrt hdtdrgsts td tmc

efat tmft tmc lrcck jglmt gs fbdut td amfklc td rc` fk` td fjjdw vcmgajcs fjrcf`y gk

tmc gktcrscatgdk td ardss gt. F bf` amdgac de ycjjdw gktcrvfj hfy jcf` td tmc arcftgdk

de f S̀ gjchhf zdkcS, fk frcf ajdsc td fk gktcrscatgdk gk wmgam f vcmgajc afk kcgtmcr

stdp sfecjy bcedrc tmc gktcrscatgdk kdr ajcfr tmc gktcrscatgdk wgtmdut spcc`gkl

bcedrc tmc rc` sglkfj adhcs dk. Pmc rcqugrc` ycjjdw gktcrvfj gs tmc tghc pcrgd` tmft

lufrfktccs tmft fk fpprdfamgkl vcmgajc afk cgtmcr stdp sfecjy dr prdacc` tmrdulm

tmc gktcrscatgdk wgtmdut spcc`gkl.


7/17


Wcfr 37


@r. Egrfs M. Fsf`

Edr sfecty adksg`crftgdks, ycjjdw gktcrvfjs de jcss tmfk 1 scadk`s frc usufjjy

cxaju`c`. Pd ckadurflc hdtdrgsts‗ rcspcat edr tmc ycjjdw gktcrvfj, gt gs usufjjy kdt

hf`c jdklcr tmfk 3 scadk`s. \mck jdklcr ycjjdw gktcrvfjs frc rcqugrc`, fk fjj-rc`

pmfsc afk bc gkscrtc` td edjjdw tmc ycjjdw gk`gaftgdk.

Ayajc Jckltms de Egxc` (^rctghc`) Qglkfjs

Pmc sglkfjs ft gsdjftc` gktcrscatgdks afk bc prctghc` (egxc`), schgfatuftc`, dr eujjy

fatuftc`. ^rctghc` sglkfjs fssglk tmc rglmt de wfy td `geecrckt trfeega strcfhs gk

faadr`fkac wgtm f prcsct tghgkl prdlrfh. Cfam sglkfj mfs f prcsct ayajc jckltm tmft

rchfgks egxc` edr f spcagega pcrgd` de tmc `fy dr edr tmc cktgrc `fy. Qcvcrfj `csglk

hctmd`s mfvc bcck `cvcjdpc` td `ctcrhgkc tmc dptghuh ayajc jckltm, twd de

wmgam ‐ tmc \cbstcr fk` tmc MAH hctmd`s ‐ frc prcscktc` mcrc.


8/17


Wcfr 5>


@r. Egrfs M. Fsf`

1- \cbstcr Hctmd`

\cbstcr mfs smdwk tmft edr f wg`c rfklc de prfatgafj adk`gtgdks hgkghuh

gktcrscatgdk `cjfy gs dbtfgkc` wmck tmc ayajc jckltm gs dbtfgkc` by tmc cquftgdk

Pdtfj Jdst Pghc. Eglurc gk tmc kcxt pflc smdws f lrfpm de rftc de `gsamfrlc de

vcmgajcs ft vfrgdus tghcs `urgkl f lrcck pmfsc de f sglkfj ayajc ft fk gktcrscatgdk.

Gkgtgfjjy, sdhc tghc gs jdst bcedrc tmc vcmgajcs stfrt hdvgkl, fk` tmck tmc rftc de

`gsamfrlc gkarcfscs td f hfxghuh. Pmgs hfxghuh rftc de `gsamfrlc gs tmc sfturftgdk

ejdw. Ge tmcrc frc sueegagckt vcmgajcs gk tmc qucuc td usc tmc fvfgjfbjc lrcck tghc, tmc

hfxghuh rftc de `gsamfrlc wgjj bc sustfgkc` uktgj tmc ycjjdw pmfsc daaurs. Pmc rftc

de `gsamfrlc wgjj tmck efjj td zcrd wmck tmc ycjjdw sglkfj amfklcs td rc`. Pmc kuhbcr

de vcmgajcs tmft ld tmrdulm tmc gktcrscatgdk gs rcprcscktc` by tmc frcf uk`cr tmc

aurvc. @gvg`gkl tmc kuhbcr de vcmgajcs tmft ld tmrdulm tmc gktcrscatgdk by tmc

sfturftgdk ejdw wgjj lgvc tmc ceecatgvc lrcck tghc, wmgam gs jcss tmfk tmc suh de tmc

lrcck fk` ycjjdw tghcs. Pmgs `geecrckac gs adksg`crc` jdst tghc, sgkac gt gs kdt usc`

by fky dtmcr pmfsc edr tmc `gsamfrlc de vcmgajcs9 gt afk bc cxprcssc` fs?


9/17


Wcfr 56


@r. Egrfs M. Fsf`

Fjjdaftgdk de Lrcck Pghcs. Gk lckcrfj, tmc tdtfj ceecatgvc lrcck tghc fvfgjfbjc pcr

ayajc gs lgvck by?

wmcrc

A8 fatufj ayajc jckltm usc` (dbtfgkc` by rduk`gkl dee Ad td tmc kcfrcst 3 scadk`s)

Ltc 8 tdtfj ceecatgvc lrcck tghc pcr ayajc


10/17


Wcfr 52


@r. Egrfs M. Fsf`

Pd dbtfgk hgkghuh dvcrfjj `cjfy, tmc tdtfj ceecatgvc lrcck tghc smduj` bc

`gstrgbutc` fhdkl tmc `geecrckt pmfscs gk prdpdrtgdk td tmcgr W vfjucs td dbtfgk tmc

ceecatgvc lrcck tghc edr cfam pmfsc.

Hgkghuh Lrcck Pghc. Ft fk gktcrscatgdk wmcrc f sglkgegafkt kuhbcr de pc`cstrgfks

ardss, gt gs kcacssfry td prdvg`c f hgkghuh lrcck tghc tmft wgjj fjjdw tmc

pc`cstrgfks td sfecjy ardss tmc gktcrscatgdk.


11/17


Wcfr 51


@r. Egrfs M. Fsf`

^rdb. (6)?

Jdst tghc ts 8 1.3 /pmfsc Fhbcr 8 1 sca Fjj-rc` 8 > sca

Edr f hfodr gktcrscatgdk dk fk cxprcsswfy. @ctcrhgkc sugtfbjc sglkfj

tghgkl edr tmc gktcrscatgdk usgkl f edur pmfsc systch. Pmc `csglk `ftf fs edjjdws?

Vs (Qft. ejdw rftc) fk` fatufj ejdw rftc Vf fs smdwk gk tmc tfbjc.

Qdj.)

^mfsc CB ^mfsc \B ^mfsc QB ^mfsc KB

Jfkcs 6 2 6 2 6 2 6 2

Vf 113 077 6=7 11= 663 3

Vs 2>>> 2>>> 2>>> 2>>> 2>>> 2>>> 2>>> 2>>>

Vf/Vs .6< .23 .>7 .6< .>5 .>0 .25 .>3Whfx. >.23 >.6< >.>5 >.25

∖ W hfx. 8 >.23 + >.6< + >.>5 + >.25 8 >..> sca.

Ltc 8 Ad ‑ J 8 6>> ‑ 60 8 =5 sca.

Lfg 8 Lcg + jdst tghc - Fhbcr

Lc6 8 (>.23 / >.3 sca Lf6 8 27.>3 + 1.3 ‑ 1 ≍ 1> sca

Lc2 8 (>.6< / >.5 / >...22 sca Lf0 8 1>.22 + 1.3 ‑ 1 ≍ 16 sca

Qgkac tdtfj ayajc jckltm A 8 Fatufj Lrcck + Fatufj Rc` + Fhbcr

Fat. Rc`6 8 6>> ‑ 1> ‑ 1 8 5< sca

Fat. Rc`2 8 6>> ‑ 2> ‑ 1 8 > ‑ < ‑ 1 8 7> sca

Fat. Rc`0 8 6>> ‑ 16 ‑ 1 8 55 sca

8888888888888888888888888888


12/17


Wcfr 50


@r. Egrfs M. Fsf`


13/17


Wcfr 53


@r. Egrfs M. Fsf`


14/17


Wcfr 55


@r. Egrfs M. Fsf`

888888888888888888888888888888888888888888888888888888


15/17


Wcfr 5<


@r. Egrfs M. Fsf`

0- Prfeega Qglkfj Addr`gkftgdk في إإلصئخب إفغه ىب)إفججئت(إفجوئسق

Lfrbcr fk` Mdcj (2>>7) rcpdrtc` tmft gk urbfk frcfs wmcrc twd dr hdrc

gktcrscatgdks frc fòfackt td cfam dtmcr, tmc sglkfjs smduj` bc tghc` sd tmft wmck f

qucuc de vcmgajcs gs rcjcfsc` by rcacgvgkl tmc rglmt de wfy ft fk gktcrscatgdk, tmcsc

vcmgajcs fjsd wgjj mfvc tmc rglmt de wfy ft tmc fòfackt gktcrscatgdks. Pmgs

addr`gkftgdk (jgkiflc) wgjj rcùac tmc `cjfy cxpcrgckac` by vcmgajcs dk tmc frtcrgfj.

Pmc hctmd`s usc` td famgcvc tmc rcqugrc` addr`gkftgdk frc tmc sghujtfkcdus

systch, tmc fjtcrkftc systch, fk` tmc prdlrcssgvc systch. Pmc spcc` de prdlrcssgdk

gs ghpdrtfkt gk `ctcrhgkgkl tmc ayajc jckltm edr cfam de tmcsc hctmd`s.

Qghujtfkcdus Qystch

Gk f sghujtfkcdus systch, fjj sglkfjs fjdkl f lgvck frtcrgfj mfvc tmc sfhc ayajc

jckltm fk` mfvc tmc lrcck pmfsc smdwgkl ft tmc sfhc tghc. \mck lgvck tmc rglmt de

wfy, fjj vcmgajcs hdvc ft tmc sfhc tghc fjdkl tmc frtcrgfj fk` stdp ft tmc kcfrcst

sglkfjgzc` gktcrscatgdk wmck tmc rglmt de wfy gs lgvck td tmc sg`c strccts.

F sghpjc fpprdxghftc hftmchftgafj rcjftgdksmgp edr tmgs systch gs

u 8 ] / 6.0< A

] 8 fvcrflc spfagkl edr sglkfjs (et)

u 8 prdlrcssgdk spcc` (hpm)

A 8 ayajc jckltm (sca)

Fjtcrkftc Qystch

\gtm tmc fjtcrkftc systch, gktcrscatgdks dk tmc frtcrgfj frc edrhc` gktd lrdups de

dkc dr hdrc fòfackt gktcrscatgdks. Pmc sglkfjs frc tmck sct suam tmft suaacssgvc

lrdups de sglkfjs frc lgvck tmc rglmt de wfy fjtcrkftcjy.


16/17


Wcfr 5=


@r. Egrfs M. Fsf`

^rdlrcssgvc Qystch

Pmc prdlrcssgvc systch prdvg`cs edr f adktgkudus ejdw de trfeega tmrdulm fjj

gktcrscatgdks uk`cr tmc systch wmck trfeega hdvcs ft tmc spcc` de prdlrcssgdk. Pmcsfhc ayajc jckltm gs usc` edr fjj gktcrscatgdks, but tmc lrcck gk`gaftgdk edr cfam

suaacc`gkl gktcrscatgdk gs deesct by f lgvck tghc erdh tmft de tmc prcac`gkl

gktcrscatgdk, `cpck`gkl dk tmc `gstfkac erdh tmc prcac`gkl gktcrscatgdk fk` tmc

spcc` de prdlrcssgdk edr tmft scatgdk de tmc strcct.


17/17


Wcfr 57


@r. Egrfs M. Fsf`

lec 04 traffic signal and coordination

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