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Agency Alert

Welcome to the new IDOT home page.  Our location has changed, please update any bookmarks.


Approved Labs

If you are interested in becoming or working with an approved lab that performs material testing on behalf of IDOT please choose from the following: CementConcreteSoils.

Pavement Marking Contractors

Placement of thermoplastic, epoxy, and polyurea pavement markings shall only be performed by contractors approved by IDOT's Engineer of Operations.  IDOT maintains a list of contractors who are currently approved to perform this work. 

Pay Item/Material Conversion Report

The following is a listing of pay item unit of measure to material code unit conversion factors in pay item order.

Qualified Product Lists

To view all qualified products lists click here.