Events/BK Trail
45 km24 km

BK Trail 45 km

RunningLoop
DateExpected
Mid July 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Place du Fronton, Bidarray, Pyrénées-Atlantiques
Bidarray, Pyrénées-Atlantiques
Countdown
July

A 45 km loop out of Bidarray with 2,750 m of climbing. That's a steep, sustained day in the Basque hills, and one for runners who already have long mountain days in their legs.

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The course

The route

Bidarray
Distance45km
Total climb2,750m
StartElevation
0 kmDrag map to rotate42.2 km
Weather

Mid-July, Bidarray

27°CTypical high
17°CTypical low
11°CColdest in 20 years
30%Days with rain

Highs around 27°C and lows around 17°C, but it has dropped to 11°C. Rain on 30% of days.

NASA POWER data, 2006-2025, the week either side of race day
2026 results

Who finishes, and how

#RiderTimeAvg speed
01Carole DUHART05:53:117.6 km/h
02Cécile SERÇA05:57:407.5 km/h
03Fatima SAMATIN GONZALEZ06:04:207.4 km/h
36
Women finishers
7:34:58
Median time
5.9 km/h
Median speed
Women · 2026 results, as published by the organiser.
How fast could you finish?
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Organiser
OrganiserAssociation Baztandarrak
Instagram@bkbidarrai
Training

Training for the BK Trail 45 km

We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.

Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.

GarminWahooPolarHammerheadIntervals.icu
What a BK Trail 45 km plan targets
Typical sessions
45 km with 2,750 m of climbing
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Hill reps and vert to prepare the climbs and descents
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
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Get your BK Trail 45 km plan.
7-day free trial, no card required.
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Other races at BK Trail