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Dalecarlia Tunnel – Dalecarlia Tunnel loop from Brookmont

Routes

Running trails & routes

Dalecarlia Tunnel – Dalecarlia Tunnel loop from Brookmont

Moderate

3.5

(27)

runners

Dalecarlia Tunnel – Dalecarlia Tunnel loop from Brookmont

01:31

13.8km

100m

Running

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 24, 2026

Tips

Temporary access restrictions

Includes segments with temporary access restrictions.

After 7.03 km for 1.22 km

Discouraged

Waypoints

Start point

Bus stop

Get Directions

4.44 km

Little Falls Dam

Highlight • Monument

The Little Falls Dam is a low dam built in the Potomac in 1959. It now separates the Upper Potomac River and Lower Potomac River, forming the Little Falls Reservoir. …

Translated by Google •

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5.02 km

Lock 6, Chesapeake and Ohio Canal

Highlight • Monument

One of the locks (#6 of 75) on the Chesapeake and Ohio Canal. These should ensure the shipping traffic between Cumberland and Washington to transport coal.
The lock keeper's houses …

Translated by Google •

Tip by

5.33 km

Chesapeake and Ohio Canal

Lake

5.64 km

Lock 5 of the C & O Canal

Highlight • Monument

The cornerstone of Lock #5 was put in place by President John Quincy Adams in 1829. In the 19th century flooding damaged the lock so the upper red sandstone stones were added.

Tip by

7.40 km

Chesapeake and Ohio Canal Trail

Highlight (Segment) • Trail

The Chesapeake and Ohio Canal aka the C&O Canal operated for nearly 100 years. This canal was an important crossing for communities around the Potomac River. Things were shipped like …

Tip by

11.7 km

Dalecarlia Tunnel

Highlight • Structure

The Dalecarlia Tunnel runs the Capital Crescent Trail under the Washington Aqueduct and MacArthur Boulevard. It was built in 1910 as a railway tunnel and is now over 100 years old.

Translated by Google •

Tip by

11.7 km

The Dalecarlia Tunnel, completed in 1910, is part of the Capital Crescent Trail and was originally built as a railroad tunnel. This is a very popular destination for walkers, runners, and cyclists, so be prepared to share the path.

Tip by

13.8 km

End point

Bus stop

Way Types & Surfaces

Way Types

4.36 km

3.20 km

2.90 km

2.34 km

1.01 km

Surfaces

4.88 km

3.01 km

2.47 km

1.90 km

1.52 km

< 100 m

Elevation

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

Highest point (80 m)

Lowest point (10 m)

Weather

Tuesday 26 May

24°C

17°C

-- %

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

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Dalecarlia Tunnel – Dalecarlia Tunnel loop from Brookmont

Little Falls Dam

Lock 6, Chesapeake and Ohio Canal

Lock 5 of the C & O Canal

Chesapeake and Ohio Canal Trail

Dalecarlia Tunnel

Dalecarlia Tunnel

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