Colchester Spur Trail junction – Former Lyman Viaduct loop from Arbor Acres Open Space

If you're looking for a challenging and historically rich gravel biking adventure in Eastern Connecticut, the Colchester Spur Trail junction – Former Lyman Viaduct loop from Arbor Acres Open Space delivers. This is a difficult 31.0-mile (49.9 km) route with a significant 1930 feet (588 metres) of elevation gain, taking approximately 3 hours and 8 minutes to complete. It's best suited for experienced gravel riders ready for a diverse and demanding day out.

What to expect on Colchester Spur Trail junction – Former Lyman Viaduct loop from Arbor Acres Open Space

This route takes you on a journey through varied landscapes, starting from Arbor Acres Open Space, which features singletrack sections and elevation changes. You'll then connect to the Colchester Spur Trail, a segment of the Air Line State Park Trail, offering a mix of stone dust, compacted earth, and sometimes rougher gravel surfaces. The highlight is undoubtedly the historic Lyman Viaduct, where you'll ride over what feels like a big gravel hill, but is actually a buried 19th-century wrought-iron trestle. Expect rural settings, wooded areas, and marshlands, with panoramic views of the Salmon River Valley from the viaduct. This loop demands good stamina and bike handling skills, making it ideal for confident cyclists.

Planning your visit

Starting from Arbor Acres Open Space, be prepared for a mix of trail conditions. While the rail trail sections are generally well-maintained, some parts, especially after rain, may pool water, so appropriate tires are a must. Given the route's length and difficulty, plan for an early start to allow ample time. There are no specific permits or fees mentioned, but always check local regulations before you go.

Trail details

• Distance: 31.0 miles (49.9 km)
• Elevation gain: 1930 feet (588 metres)
• Difficulty: difficult
• Estimated time: 3 hours and 8 minutes