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| Type of Map | Preview of Map |
Description of Map |
|
2010 Transportation Map |
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Published State Map for 2010. For
the previous year, 2009,
click here
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|---|---|---|
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2008 Vehicular Traffic Map |
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Published Vehicular Traffic Map
for 2008. For the previous year, 2006,
click here
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2008 Truck Traffic Map |
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Published Truck Traffic Map for
2008. For the previous year, 2006,
click here
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| 2008
Interstate Route Traffic PDF Format |
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The annual average daily
traffic on interstate routes. For previous years click here
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| State
Highway Map PDF Format |
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All highways within the state
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| State
Highway Historic Map PDF Format |
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Iowa Registered Highway Routes 1914-1925
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State Railroad Map |
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The railroad lines and ownership
throughout the state
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State Ethanol Map |
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A map showing the locations of Biodiesel and Ethanol Plants and their capacities.
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State
Drainage Map |
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The drainage basins throughout
the state
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| County
Outline Map PDF Format |
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The county and state boundaries
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Transportation Map for Bicyclists |
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Bicycle routes throughout the state
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Maintenance Service Level |
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Primary Highway Maintenance Service Level
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Interstate Vertical Clearance Map |
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Interstate Vertical Clearance
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Primary Road Vertical Clearance Map |
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Primary Road Surface Width and Vertical Clearance
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