Distribution and Statistical Analysis of Traffic Accidents in Grand Haven Township September 1, 2002 - PowerPoint PPT Presentation

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Distribution and Statistical Analysis of Traffic Accidents in Grand Haven Township September 1, 2002

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amount of drivers losing control of their vehicles. Methods. Sources of data: ... The majority of the 'Vehicle to Animal' crashes occurred in the Fall and the ... – PowerPoint PPT presentation

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Title: Distribution and Statistical Analysis of Traffic Accidents in Grand Haven Township September 1, 2002


1
Distribution and Statistical Analysis of
Traffic Accidents in Grand Haven Township
September 1, 2002 September 1, 2003By
Ryan BosscherNovember 19, 2003
2
Grand Haven Township Ottawa County
Michigan
  • Population 13,278 (2000)
  • Total area 35.7 mi²
  • Division of land use
  • 47 Residential
  • 32 Agricultural
  • 9 Public lands
  • 7 Roads
  • 3 Commercial
  • 2 Industrial

Image and data source http//www.ght.org/
http//en2.wikipedia.org/wiki/Grand_Haven_Township
,_Michigan
3
Research Objectives
  • The purpose of this study was to
  • a. Locate where crashes occurred in Grand
  • Haven Township.
  • b. Define the major contributing factors of
    these
  • crashes by correlating data.

4
Hypothesis
  • 1. Crashes would occur along major arterial
    roads
  • where traffic volumes were high.
  • 2. Most accidents would occur during the morning
  • and evening rush hours.
  • 3. During the Winter there would be a higher
  • amount of drivers losing control of their
    vehicles.

5
Methods
  • Sources of data
  • Ottawa County Road Commission
  • Ottawa County Sheriffs Department
  • Michigan Department of Transportation
  • Michigan Spatial Data Library

6
Percent of Each Type of Crash
  • Total crashes 460
  • Vehicle 275
  • Animal 106
  • Loss-of-control 79

7
Number of Crashes By Season
8
Quantity of Crashes Throughout the Day Vehicle
to Vehicle Vehicle to Animal
9
Top Ten Crash Sites Grand Haven Township
10
Grand Haven TownshipTraffic Volume
Crash Density

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7

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1
3
1
4

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2
3
2
4

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11
Results
The four roads with the highest volume of traffic
also have the highest amount of crashes.
US 31 209 Lakeshore Dr. 59 Comstock
St. 43 Mercury Dr. 29 60 of all
crashes were vehicle to vehicle of which many
were during rush hours. The majority of the
Vehicle to Animal crashes occurred in the Fall
and the majority of Loss-of-control crashes
occurred during the Winter months.
12
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