GEOG 333 Lecture Notes - Lecture 1: Traffic Congestion, Intergenerational Equity, Ron Herron
2 pages87 viewsFall 2014
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CHAPTER 1 Mobility and
•There are different modes
In Montreal, the Origin-
Destination census (OD) is a census to
find out what modes people use.
•A public transportation is called transit.
•Mobility is travel. It’s the actual movement and potential
to move around. Can be measured in terms of distance and
•There are different opportunities varying from one place to
another (people, goods, services). Mobility is used because
people are looking for something that is not found in the
oHigh levels of mobility are referred as hypermobility
and low levels of mobility are referred as
•Accessibility has a relation with mobility. It’s the ease
of which reaching destinations for the same reasons as
mobility (activities, opportunities available in other
locations other than the one at due point).
oThe ultimate goal of mobility is accessibility.
oThere are two types of accessibility:
Place accessibility, which is the most common
measure (measured in terms of location and
Personal accessibility, which is measured in
terms of destinations that can be reached by
individual of population with defined
•Proximity is the distance between locations and density is
its measure (usually the number of people over unit of land
•Traffic congestion occurs when there is a high demand of
transit over supplies available (high demand due to
oCongestion has a negative impact on mobility. It can
however have a positive impact on proximity, which
will therefore positively impact mobility.
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