Book 2 Section 10 Geotechnical, Roadway Pavements
https://www.codot.gov/projects/archived-project-sites/Eisenhowerfiresystem/other-documents/final-request-for-proposals/book-2/book-2-section-10-geotechnical-roadway-pavements.pdf
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Book 2 Section 10 Geotechnical, Roadway Pavements