Routes Planner Features Updates

Login or Signup

Login or Signup

Login or Signup

Road cycling routes

Auvergne Rhône Alpes

Cize-Bolozon Viaduct – Vouglans Dam loop from Cize - Bolozon

Road cycling routes

Auvergne Rhône Alpes

Cize-Bolozon Viaduct – Vouglans Dam loop from Cize - Bolozon

Hard

5

riders

Cize-Bolozon Viaduct – Vouglans Dam loop from Cize - Bolozon

05:00

109km

1,240m

Road cycling

Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: November 6, 2026

Tips

The surface for a segment of your route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 71.4 km for 510 m

Waypoints

A

Start point

Train Station

1

439 m

Cize Viaduct

Highlight • Bridge

The Cize viaduct is one of the many impressive bridges that cross the Ain river.

Translated by Google •

Tip by

2

971 m

Cize-Bolozon Viaduct

Highlight • Other

The Cize-Bolozn viaduct is a railway road bridge that crosses the Ain river. It is 73 meters high and was built in 1875.

Translated by Google •

Tip by

3

1.60 km

View of the bridge over the Ain River

Highlight • Other

Nice view of a good route.

Translated by Google •

Tip by

4

12.0 km

Thoirette on the Ain River

Highlight • Settlement

Nice stopover with nice shops and bars.

Translated by Google •

Tip by

5

21.0 km

Lac de Coiselet

Highlight (Segment) • Lake

Lac de Coiselet is a serene and picturesque lake located in the Jura mountains, on the border with Ain. There are some nice views of the lake as you walk along it.

Translated by Google •

Tip by

6

32.4 km

Vouglans Dam

Highlight • Lake

Built in 1968, the Vouglans dam is the source of the 3rd largest water reservoir in France in terms of its volumetric capacity after the Serre-Ponçon and Sainte-Croix lakes. The …

Translated by Google •

Tip by

7

37.0 km

View of Lac de Vouglans

Highlight • Lake

departure from Moirans towards Lect, short stop at the belvedere and view of the dam, very beautiful walk, magnificent views.

Translated by Google •

Tip by

58.0 km

Côte de Beffia

Forest

71.6 km

Le Suran

Lake

77.8 km

Les Petits Bois

Forest

11

93.0 km

Côte de Marcia

Highlight (Segment) • Climb

Beautiful climb above Aromas, this small pass allows you to switch from Jura (39) to Ain (01)

Translated by Google •

Tip by

95.6 km

Col de la Cueille

Mountain Pass

B

109 km

End point

Train Station

Way Types & Surfaces

Way Types

106 km

1.22 km

1.19 km

510 m

< 100 m

< 100 m

Surfaces

106 km

2.50 km

510 m

< 100 m

Sign up to see more specific route details

Sign up for free

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (590 m)

Lowest point (280 m)

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

Monday 9 November

18°C

12°C

69 %

Additional weather tips

There’s a fairly high chance of rain. Consider packing a waterproof jacket.

to get more detailed weather forecasts along your route

Comments

Want to know more?

Sign up for a free komoot account to join the conversation.

Sign up for free

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

Navigate Send to Phone

Move start point

Embed on a website

Report an Issue

Report restricted access

Nearby routes

4.5

45

Col de Cuvery Loop from Bellegarde

02:09h

38.2km

840m

25

Ain Valley and Lakes Loop from Oyonnax

04:19h

79.6km

1,590m

4.7

27

Jura Lakes and Petite Montagne Loop

02:15h

45.9km

690m

5.0

10

Around Bourg-en-Bresse

04:54h

108km

810m

6

A circuit in Ain for climbers

08:09h

141km

3,420m

2

Lac de Coiselet — loop from Oyonnax

06:50h

124km

2,660m

4.0

337

Culoz – Belle vue loop from Le Petit-Abergement

06:17h

102km

2,750m

5.0

392

Viaduct Cize-Bolozon – Cize-Bolozon Viaduct loop from Bourg-en-Bresse

05:52h

118km

1,670m

5.0

340

Viaduct Cize-Bolozon – Cize-Bolozon Viaduct loop from Ceyzériat

06:10h

120km

2,010m

5.0

329

View of Lac de Vouglans – Vouglans Dam loop from Pratz

04:03h

83.7km

1,240m

4.3

392

Notre Dame des Conches – Seillon Forest loop from Bourg-en-Bresse

03:42h

80.8km

780m

4.8

233

Valserine Gorges – Menthières Pass loop from Giron

03:18h

56.2km

1,340m