1-Introduction Overview (1)

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Transportation Engineering

CEE 320 Transportation I

1

Assoc. Prof. Dr. eref Oru

Fall 2012


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Grading Component Percentage

Project Homework 30%

Midterm Exam 20%

Final Exam 50%

2


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Lesson Topic

1 Introduction to Transportation Engineering

2 Transportation Modes

34

5

6

7

8

Highway Coponents!ight "istances

!topping !ight "istance and #assing !ight "istance

Highway #ro$ect

%eoetric "esign o& Highways 'Hori(onta) Cur*e+

,pp)ication o& !upere)e*ation

Midter E-a

. %eoetric "esign o& Highways '/ertica) Cur*e+

10 undaenta) Cur*e #roperties #arao)ic oru)ation

11 Crest /ertica) Cur*esand !ag /ertica) Cur*es

12 Cross !ections and /o)ue CoputationCut and i))

13 Mass a)ance

14 ina) E-a and Ter #ro$ect !uission

3
http://en.wikibooks.org/wiki/Fundamentals_of_Transportation/Vertical_Curveshttp://en.wikibooks.org/wiki/Fundamentals_of_Transportation/Vertical_Curveshttp://en.wikibooks.org/wiki/Fundamentals_of_Transportation/Vertical_Curveshttp://en.wikibooks.org/wiki/Fundamentals_of_Transportation/Vertical_Curveshttp://en.wikibooks.org/wiki/Fundamentals_of_Transportation/Vertical_Curveshttp://en.wikibooks.org/wiki/Fundamentals_of_Transportation/Vertical_Curves


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Transportation Engineering4

Overview of

TransportationEngineering


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What isWhat is

TRANSPORTATION?TRANSPORTATION?


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Transportation

Transportation:

moement o! people andgoods !rom one location toanot"er#

Primar$ need: economic#

A B


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sers & 'ontent

People Passenger Transportation

(oods Freig"t Transportation

Shareoftota

lpassengersor

ton

s-km

Distance

Passengers

CommutingShoppingRecreation

BusinessTourism

Migration

Waste disposalLocal distribution

TradeEnergy & Raw Materials

Freight



sers & 'ontent

Passengers Freight

)oard* get o!! and trans!er

wit"o+t assistance

M+st ,e loaded* +nloaded

and trans!erredProcess in!ormation and

act on it wit"o+t assistanceT"e in!ormation m+st ,e

processed t"ro+g" logisticsmanagers

Make c"oices ,etweenmeans o! transport o!ten

irrationall$

-ogistics managers makec"oices ,etween means o!

transport rationall$

Source: Dr. Jean-Paul Rodrigue, Dept. of Economics & Geography, ofstra !ni"ersity.


9/34Transportation Engineering.

Transportation modes:

. -and transportation

. Hig"wa$ . /ailwa$

. ir transportation

. 1omestic . nternational

. ater transportation

. nland . 'oastal . 4cean

. Pipelines. 4il . (as . 4t"er



e"icles & 6erices



Transportation 6$stem

consisted o! t"e fixed facilities* t"e !low

entities and t"e control systems t"atpermit people, and goods tooercome t"e !riction o! geograp"icalspace e!!icientl$ in order to participate ina timely manner in some desiredactiit$



n!rastr+ct+re


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13

'ontrol 6$stem



14

Eol+tion o! Transportation

1500-1840Average speed of wagon and sailships: 16 km/hr

1850-1930Average speed of trains: 100 km/hr.

Average speed of steamships: 25 km/hr

1950Average speed of airplanes: 480-640 km/hr

1970Average speed of et planes: 800-1120 km/hr

1990!"meri# transmission: instantaneo"s



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"at is a mode7



16

Example Modes



-and

17


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Air


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ater

1.


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Eol+tion o! Transportation

100

500

1000

1800 1900 20001850 1950

50

250

750

Stage Coach

Rail

Automobile

HST

Propeller Plane

et Plane

!inerClipper Ship Container"hip

Roa#

$aritime

Rail

Air


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What isWhat isTRANSPORTATIONTRANSPORTATION

ENGINEERING?ENGINEERING?


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One of the specialty areas of ciil

engineering

8 1eelopment o! !acilities !or t"emoement o! goods and people

8 Planning* design* operation and

maintenance !"ltidisciplinary st"dy


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#efinition of Transportation !odes

A transportation s$stemis an in!rastr+ct+re

t"at seres to moe people and goodseffi#ientl$# T"e transportation s$stem consists

o! !ixed !acilities* !low entities* and a control

component#

%ffi#ient9 sa!e* rapid* com!orta,le*conenient* economical* enironmentall$

compati,le#


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!a$or transportation s"%systems

-and transportation: "ig"wa$* railwa$

ir transportation: domestic* international ater transportation: inland* coastal* ocean

Pipelines: oil* gas* ot"er


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Hig"wa$ Transportation

6$stem

&i'ed fa#ilities: roads* intersections*

interc"anges* serice stations* etc#

&low entities: passenger cars* ,+ses*tr+cks* pedestrians* etc#

(ontrol #omponent: "ig"wa$

administration* local transportationagencies* transportation engineering#


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Hig"wa$ Transportation

Engineering

1e!inition

T"e application o! tec"nolog$ and scienti!ic principles to t"eplanning* !+nctional design* operation* and management o!

roads* streets and "ig"wa$s* t"eir networks* terminals* a,+ttinglands* and relations"ips wit" ot"er modes o! transportation#

reas o! "ig"wa$ transportation engineering:

8 Planning o! streets and "ig"wa$s

8 (eometric design o! road !acilities8 Tra!!ic operations and control

8 Tra!!ic sa!et$

8 Maintenance o! road !acilities and controls


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/oad 'lassi!ication

. /+ral: local* collectors* arterials*

!reewa$s

. r,an: lanes* local* collectors* arterials*expresswa$s* !reewa$s


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Transportation Engineering2.

!a$or areas in transportation

. Transportation Planning

. Transportation 1esign

. 'onstr+ction

. Paement: /igid and Flexi,le sp"alt and 'oncrete

. Tra!!ic 4perations

. Maintenance


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Tra!!ic 'oncepts


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6elected Ta,le Factoids

Tra!!ic T$picall$ Peaks twice per da$#

0

&000

2000

3000

'000

(000

)000

*000

Time of Day

Flow

invehiclesperho

u+igh, ay Capacity

+ighly Congested


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4+tline

# )asic 'oncepts

a# Flow /ate

,# 6pacing

c# Headwa$

d# 6peed

e# 1ensit$

2# /elations"ips3# Example


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Flow /ate ;


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T t ti E i i34

1ensit$ ;k=

T"e n+m,er o! e"icles ;n=

occ+p$ing a gien lengt" ;l= o!

a lane or roadwa$ at a

partic+lar instant

nit o! densit$ is e"icles per

kilometer ;km=#

u

q

l

nk ==

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1-Introduction Overview (1)

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