Northern Tribal Technical Assistance Program

Gravel / Motor Grader Resources

2025 Motor-Grader Operator Training
Gravel Surfacing Spec (PDF, 218K)
Graderman 140 Pulling Shoulder Demo: Emmons County
Unpaved Road Chemical Treatment Selection Tool
Low-Cost Safety Improvements for Unpaved Roads, FHWA Video
Gravel Road Maintenance Video Series: Meeting the Challenge, Minnesota LTAP
Meeting the Mark on Gravel Quality Webinar Recording
Gravel Surfacing and Calcium Chloride Stabilization Project ROM-0300(142)
Gravel Spread Chart (PDF, 907K)
Slope Meter (PDF, 1898K)
Gravel Road Management Tool, Minnesota LRRB
Oxy Study – Calcium Chloride vs Magnesium Chloride: Dampness in Dust Control Applications (PDF, 247K)
Local Road Surface Selection Tool
Guidelines for the Selection, Specification and Application of Chemical Dust Control and Stabilization Treatments on Unpaved Roads (PDF, 28.3 MB)
Quality Gravel's Secret Ingredient is Clay (Demo Video)
Equipment Used for Road Maintenance
Gravel Roads: Construction and Maintenance Guide, FHWA (PDF, 17.8 MB)
Answers to Common Questions About Gravel Roads, Minnesota LRRB Video
Aggregate Roads Dust Control: A Brief Synthesis of Current Practices
Unpaved Road Dust Management: A Successful Practitioner's Handbook (PDF, 5897K)
Preliminary Analysis of Dust Control Measures (PDF, 181K)
Dust Control Information (PDF, 177K)
Gravel Roads Part II: Back to the Basics, Montana LTAP (PDF, 4786K)