Iowa Department of Transportation

Iowa Department of Transportation

The Iowa Department of Transportation is the government organization in the U.S. state of Iowa responsible for the organization, construction, and maintenance of the primary highway system. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for Iowa Department of Transportation, United States, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

23%


Total
Publications

317


Total Open
Publications

72


Total
Citations

4.1K


Open Access
Percentage

23%


Total
Publications

317


Total Open
Publications

72


Total
Citations

4.1K

Wikipedia

Website

download

Breakdown

6% 10% 5% 79%

Publisher Open

6%

Both

10%

Other Platform Open

5%

Closed

79%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

0246810121416182022Total Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

58%OA Journal

OA Journal 58%

29

Hybrid 30%

15

No Guarantees 12%

6

Other Platform Open

Institution 87%

40

Other Internet 20%

9

Preprint 9%

4

Domain 4%

2

Public 2%

1

Other Platform Locations

Name

Platform Type

Publications

doaj.org OAI-PMH Repository
Institution
24
DOI
Other Internet
9
University of South Florida
Institution
3
University of Iowa
Institution
3
Queensland University of Technology
Institution
3
lsu.edu OAI-PMH Repository
Institution
3
Unknown Repository
Other Internet
2
University of New Haven
Institution
2
Research Square
Preprint
2
PubMed Central
Domain
2
1 / 3

Data updated 18 June 2026

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