Shirland Canal and Cardiac Bypass Loop

Parking is available at trailheads within the Auburn State Recreation Area. Restrooms are also typically found at these trailhead locations.

Yes, portions of the trail, such as the Shirland Canal Trail, are dog-friendly. Dogs are generally allowed but should be kept on a leash.

The trail offers diverse scenery year-round. Spring brings wildflowers, while the shaded Shirland Canal section provides relief in warmer months. Consider seasonal conditions, as winter might bring different challenges.

As the trail is located within the Auburn State Recreation Area, standard park entrance fees may apply. It's advisable to check the official California State Parks website for current fee information and any specific regulations.

The loop offers varied terrain. The Shirland Canal Trail is mostly easy and level singletrack. In contrast, the Cardiac Bypass Trail is more strenuous, featuring significant elevation changes, rocky footing, and steep sections, especially as it climbs out of the canyon.

You'll experience a rich mix of scenery, from the tranquil, shaded path alongside the Shirland Canal to expansive river and canyon views from the Cardiac Bypass sections. Expect riparian and foothill woodland environments, seasonal wildflowers, and opportunities for birding and wildlife viewing. The China Bar Area is a notable highlight.

Yes, the route incorporates sections of several other trails, including ADT - California - T - Seg 5, Shirland Canal Trail, and Spinal Tap. This allows for connections to other parts of the Auburn State Recreation Area.

Hikers should be mindful of poison oak, which is abundant in some areas, and rocky footing on steeper sections. Cougar sightings have also been reported in the region, so always be aware of your surroundings.

The loop combines sections of varying difficulty. The Shirland Canal Trail portion is generally easy and suitable for beginners and families. However, the Cardiac Bypass Trail is moderate to strenuous with significant climbs, making the full loop more challenging. Consider your group's fitness level for the entire route.

Restrooms are typically available at the main trailheads. It's always recommended to carry sufficient water for your hike, as natural water sources may not be reliable or safe for drinking.

The Cardiac Bypass Trail was specifically created as a less steep, but still challenging, alternative to the very steep 'Cardiac Hill' trail. It provides a more manageable, yet still rewarding, route for accessing the river and navigating the canyon's elevation changes.