Design

ANTICIPATED CONTRACTOR-FURNISHED BORROW INFORMATION

Disclaimer
This is advance notification of anticipated needs for contractor-furnished borrow material.  It is the best information available at the time of posting but design details and letting dates are subject to change.  Estimated letting date information is updated routinely at: http://www.iowadot.gov/contracts/lettings/Target.pdf.

Project sheets and files

Fiscal year County Route Download
2024 Polk/Story I-35 (248) PCC Pavement - Grade and New Download ZIP file
2024 Johnson/Cedar I-80 (127) PCC Pavement - Grade and New Download ZIP file
2023 Des Moines U.S. 61 (106) PCC Pavement - Grade and New Download ZIP file
2023 Story U.S. 30 (276) Download ZIP file
2024 Bremer U.S. 218 (124) Download ZIP file
2023 Woodbury US 75 / IA 12 Interchange in Sioux City (179) Download ZIP file
2023 Polk I-35 (244) PCC Pavement - Grade and New Download ZIP file
2023 Polk I-35 (253) Grading) Download ZIP file
2023 Johnson/Cedar I-80 (114) Download ZIP file
2023 Story U.S. 30 (258) Download ZIP file
2023 Benton U.S. 30 (183) Download ZIP file
2023 Plymouth U.S. 75 (99) Download ZIP file
2023 Woodbury I-29/IA 141 interchange (294) Download ZIP file
2024 Des Moines/Louisa U.S. 61 (66) Download ZIP file


GEOTECHNICAL INVESTIGATION DATA FOR POTENTIAL BORROWS WHEN AVAILABLE

Disclaimer
Borrow information is provided for information purposes only. The information presented may consist of any or all of the following: Prospective borrow locations, boring locations, boring logs, and lab test results on soil samples. The information may not have been complete when originally obtained for the Iowa DOT, therefore, it may not be complete for the purposes of borrow selection. The information is provided "as is" and does not necessarily represent final review, evaluation, selection, or borrow intent by the Iowa DOT. Contractors are responsible for reviewing and evaluating the data and how it may apply to borrow selection. Contractors must follow the specified requirements of the contract documents when applying the information to borrow sites they select.

County Route Download
Black Hawk    US 218 Download ZIP file
Dubuque US 20 Download ZIP file
Louisa US 61   Download ZIP file
Linn Iowa 100 Download ZIP file
Sac Iowa 196 Download ZIP file
Warren I-35 Download ZIP file

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