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Col du Bonhomme from Plainfaing

Col du Bonhomme from Plainfaing: 4.1 km at 9.1% average and 377 m of climbing, up to 949 m.

Haut-Rhin

Distance
4.1 km
Elevation gain
377 m
Average gradient
9.1 %
Start altitude
569 m
Road
Minor road
Surface
Paved throughout
Steepest 500 m
15.6 %
Hardest 2 km
12.4 %
Hardest kilometre
km 4 · 13.7%
Above 8%
2.4 km (58% of the climb)
Difficulty index
3.4 Moderate

FIETS index: Δaltitude² / (10 × distance) + max(0, summit altitude − 1,000) / 1,000, lengths in metres. How this index works (article in French)

See your own times on this climb

How long does it take?

Estimated climbing time, by level
Level Estimated time Average speed
2.0 W/kg — 140 W 37 min 6.6 km/h
3.0 W/kg — 210 W 25 min 9.8 km/h
4.0 W/kg — 280 W 19 min 12.9 km/h

Estimated for a 70 kg rider on a 9 kg bike, in still air, at a steady effort and without stopping. Wind, a stop at the fountain or a wheel to sit on move these figures by several minutes.

The route

1230,5 km© IGN – PLAN IGN v2 · © les contributeurs d’OpenStreetMap
1230,5 km© IGN – PLAN IGN v2 · © les contributeurs d’OpenStreetMap

Climb profile

60070080090001234mkm

Kilometre by kilometre

Gradient and altitude, kilometre by kilometre
Km Gradient Altitude at the top of the km
1 6.4 % 633 m
2 5.7 % 690 m
3 11.0 % 799 m
4 13.7 % 936 m
5 (partial) 7.5 % 947 m

The other climbs of this col

Frequently asked questions

How long is the climb to Col du Bonhomme?

The hardest climb of Col du Bonhomme, from Plainfaing, is 4.1 km long for 377 m of ascent, i.e. 9.1% average.

What is the steepest part of Col du Bonhomme?

The steepest 500 m sits at 15.6%, and the hardest kilometre is the 4th, at 13.7%.

How long does it take to climb Col du Bonhomme from Plainfaing?

Col du Bonhomme from Plainfaing takes about 25 min at 3.0 W/kg, i.e. 9.8 km/h on average. The page gives three levels and their assumptions.

Col du Bonhomme: add this col to your collection

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