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Distance
5.2 mi
Duration
9m
Checkpoints
2
Created
NOV 9, 2026
The road
Marble Springs Road in Barnhart, Missouri is graded at 56 corners, about 10.9 for every mile you drive. 6 of them are genuinely tight (11% of the road), and the sharpest turns in at a 25 m radius. There is no real rest on it — the longest straight is only 185 m before the next corner.
- Graded corners
- 56
- Tight (1–2)
- 6
- Tightest radius
- 25 m
- Corners per mile
- 10.9
Corners are graded from the route’s own geometry on the rally 1–6 scale, where 1 is a hairpin. Road & Rally calls them out as you drive.
Checkpoints
2
- #01
3892 Upper Moss Hollow Road, Barnhart, Missouri 63012, United States
- #02
1424 Metropolitan Boulevard, Pevely, Missouri 63070, United States
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