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Michigan Department of Transportation
Research Administration Repository

MDOT Research Administration
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Background:

Research Administration, or RAd, supports transportation research across a variety of different focus areas. Reports, spotlights, and other research related documents are available to search and browse in the online repository. To open any document, a file will need to be downloaded to your device. If you have any problems downloading any documents, please contact Research Administration.

Questions:

Please contact Research Administration with any questions.

E-mail: [email protected]

Website: https://www.michigan.gov/mdot/programs/research/staff

Note:Select any check box under Report Number, Publication Title, Author, Published Date, Keywords or File Name and enter a text in the Search By text box in the left navigation panel and press find button for Research Administration search results.

If you require assistance accessing this information or require it in an alternative format, contact the Michigan Department of Transportation's (MDOT) Americans with Disabilities Act (ADA) coordinator at Michigan.gov/MDOT-ADA.

SPR-1767 Slope Restoration on Urban Freeways Bert Cregg 12/01/2025 Site preparation, compost, mulch, tillage, shrubs, herbaceous perennials, grasses SPR-1767-Report.pdf
SPR-1743 Improving Cost Estimation and Budget Planning with New Michigan Highway Construction Cost Index Hexu Liu, Valerian Kwigizile, Osama Abudayyeh, Wei-Chiao Huang 03/18/2025 Cost Estimation, Highway Construction Cost Index (HCCI), Contract-Level Cost Index, Predictive Models, Budget Planning, Economic Factors SPR-1743-Report.pdf