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Routes
United States
Pennsylvania
Washington County

National Tunnel – McDonald Trestle Bridge loop from McAdams

Routes
United States
Pennsylvania
Washington County

National Tunnel – McDonald Trestle Bridge loop from McAdams

Hard

2.5

(16)

32

riders

National Tunnel – McDonald Trestle Bridge loop from McAdams

03:42

68.1km

580m

Gravel riding

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: June 15, 2026

Waypoints

A

Start point

Parking

Get Directions

1

6.22 km

McDonald Panhandle Trail trailhead

Highlight • Rest Area

Great trailhead to park for a trip on the Panhandle, use the bathroom services, or use one of the local McDonald stores to refuel during a longer walk or bike ride.

Tip by

2

7.07 km

Panhandle Trail

Highlight (Segment) • Trail

Panhandle Trail, nestled in western Pennsylvania, offers a scenic journey through lush forests and charming towns. Spanning 29 miles along a former railroad corridor, it beckons cyclists, hikers, and nature enthusiasts to explore its beauty and tranquility year-round.

Tip by

3

11.1 km

McDonald Trestle

Highlight • Bridge

The McDonald Trestle, that is also known as McDonald Viaduct, is a bridge and part of the popular Montour Trail. The bridge spans over the Robinson Run and Panhandle Trail.

Tip by

4

23.3 km

National Tunnel

Highlight • Structure

At 623 feet, this is the longest tunnel on the Montour Trail and has lights on throughout the year to help see your way. During the winter, the two entrances are sealed to prevent the buildup of ice, which could reach 2-3 feet thick due to the high moisture dripping from the walls and ceiling. Trail users can still enter the sealed tunnel via doorways throughout the winter and find a balmy interior. The tunnel was bored in 1913 and lined with concrete in 1928. Operations ended in 1980 and it became part of the Montour Trail in 1992.

Tip by

26.8 km

Koi Pond

Lake

6

29.0 km

The 235 foot, former railroad tunnel was bored in 1913 and lined with concrete in 1922. It ended operations in 1980, and in 2010 construction was completed to make it part of the Montour Trail. The bridge at the western entrance offers great views of the nearby woodland and Chartiers Creek. The tunnel is open year round, be wary of icicles on the ceiling and piles of ice on the ground in the winter.

Tip by

7

37.2 km

Montour Trail

Highlight • Trail

8

41.3 km

Montour Trail

Highlight (Segment) • Trail

The Montour Trail is a multiuse trail around Pittsburgh and is the country's longest suburban rail-trail. The trail is built on the former Montour Railroad.

Tip by

9

63.3 km

McDonald Trestle Bridge

Highlight • Bridge

This scenic bridge, which is part of the Montour Trail, is 962 feet long, and crosses over the Panhandle Trail. To access either trail, users can find the "connector trail" north of the bridge on the Montour Trail, or west of the bridge on the Panhandle Trail.

Tip by

B

68.1 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

50.8 km

17.0 km

225 m

103 m

Surfaces

50.8 km

8.98 km

8.22 km

143 m

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Elevation

Elevation

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

Highest point (360 m)

Lowest point (270 m)

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Weather

Powered by Foreca

Today

Thursday 9 July

29°C

19°C

67 %

Additional weather tips

Max wind speed: 15.0 km/h

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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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