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GR-280Long Distance Trail (GR)·Linear
GR-280. Etapa 04. Arrieta-Bakio
Arrieta, Biscay
Moderate29.4/100Year-round
Elevation profile
Flat (≤1%)
Gentle (1–5%)
Steep (5–10%)
Extreme (≥10%)
Critical Segments
Dangerous Descent
km 14.6 · 1.3 km Distance
14% Avg
16m – 201mSlope24% Max
RiskMEDIUM
Demanding Climb
CAT 4
km 0.0 · 0.9 km Distance
11% Avg
207m – 304mSlope22% Max
RiskMEDIUM
Dangerous Descent
km 6.9 · 0.9 km Distance
13% Avg
88m – 203mSlope19% Max
RiskMEDIUM
Dangerous Descent
km 5.5 · 0.5 km Distance
12% Avg
205m – 269mSlope18% Max
RiskMEDIUM
Demanding Climb
CAT 3
km 11.9 · 1.8 km Distance
9% Avg
89m – 259mSlope16% Max
RiskMEDIUM
Dangerous Descent
km 13.9 · 0.5 km Distance
10% Avg
204m – 258mSlope14% Max
RiskMEDIUM
Dangerous Descent
km 8.4 · 0.5 km Distance
9% Avg
57m – 103mSlope15% Max
RiskLOW
Dangerous Descent
km 4.6 · 0.8 km Distance
9% Avg
271m – 338mSlope11% Max
RiskLOW
Distance
17.1 km
Est. duration
4h 43min
Elevation gain
+258 m
Elevation loss
-394 m
Highest point
341 m
Lowest point
4.7 m
Average elevation
181 m
7-Day Forecast
Slope distribution
Flat (≤1%)12%Gentle (1–5%)30%Steep (5–10%)30%Extreme (≥10%)28%
Child-friendlyNo
Pet-friendlyNo
- 👟Trail running shoesFootwearRecommended
- 💧Carry 4–5 L (no water sources on route)WaterEssential
- 🧴Sunscreen recommendedSun protectionRecommended
- 🗺️GPS or offline route downloadNavigationEssential
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About this trail
Senderos de Gran Recorrido (GR)
| Start municipality | Arrieta |
| Region | Biscay |
| Source | Federación Española de Deportes de Montaña y Escalada (FEDME) |
| Start | 43.34212, -2.76953Open in maps |
| End | 43.42353, -2.81388 |
| Track points | 995 |