Winter Hill Air Disaster
South-western ascent from Horwich
- Length
- 3.9 km
- Height gain
- 296 m
- Average
- 7.6%
- Steepest km
- 11.0%
- Summit altitude
- 447 m
- Difficulty
- 83
Elevation profile
151 m → 447 m
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0–4%
4–6%
6–8%
8–10%
10–14%
14%+
Steepest km: km 1 at 11.0%
Climb analysis
Where the climbing is
- 0–4%
- 0.9 km
- 4–6%
- 0.3 km
- 6–8%
- 0.8 km
- 8–10%
- 0.8 km
- 10–14%
- 1.3 km
- 14%+
- 0.0 km
Hardest sustained
- 1 km · km 0.7–1.7
- 11.1%
- 2 km · km 0.0–2.0
- 10.4%
Time to the top
0h 29
at 2 W/kg · 70 kg rider + 8 kg bike, no wind
0h 20
at 3 W/kg · 70 kg rider + 8 kg bike, no wind
0h 15
at 4 W/kg · 70 kg rider + 8 kg bike, no wind
0h 12
at 5 W/kg · 70 kg rider + 8 kg bike, no wind
How this is calculated
Kilometre by kilometre
Export CSV| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 262 m | +110 m | 11.0% | 16.0% |
|
| 2 | 359 m | +98 m | 9.8% | 13.4% |
|
| 3 | 411 m | +52 m | 5.2% | 9.0% |
|
| 4 | 447 m | +36 m | 4.1% | 7.4% |
|
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About Winter Hill Air Disaster
- How long and how steep?
- From Horwich, Winter Hill Air Disaster is 3.9 km long and climbs 296 m at an average of 7.6%, to a summit at 447 m. Its first kilometre is the steepest, at 11.0%.
- How long does it take?
- At 3 W/kg it takes about 20 min to reach the top, at 4 W/kg about 16 min (70 kg rider, 8 kg bike, no wind).
- What category is it?
- It's a category 3 climb, with a difficulty score of 83.
- Where is it?
- It's in Bolton, England, United Kingdom.
How hard is 83?
Difficulty score is length × gradient, weighted for the steepest kilometre.
Winter Hill Air Disaster, Horwich
83
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Added by
altigraphs
· 1 contributor