Oacoma, South Dakota
To Pave or Not to Pave
Bikers ride with caution through Highway 385 during construction
Problems Associated with Gravel Roads
CLRP Webinars: The "Dirt" on Gravel Roads - 8.18.20
Video shows tractor-trailer overturn in alleged road rage crash
When to use High Range or Low Range Like a Pro Offroad!
Speed Limits
Gravel road maintenance manual.
SD DOT Update- Hwy 12/73 Lemmon, SD- July 2018
SD DOT Update - Hwy 12/ 73 Lemmon SD- Oct 3, 2018
SD DOT Update - Hwy 12/ 73 Lemmon SD- October 15, 2019
Speed limit | Wikipedia audio article
Truck driver almost hits the top of Colorado runaway ramp, then rolls backwards
Gravel Roads Design and Maintenance Training Course - Part 2 Webinar
Greg Vavra, South Dakota Local Transportation Assistance Program, segment - 3
Gold Rush Gravel Grinder 2014 - Available in HD!
SD DOT Update- Hwy 12 / 73 Lemmon, SD- June 2018
Mountain Bikers vs Gravel Bikers