Report on Santa Monica Mountains Trail Days, April 27-29, 2018

Two trails in Point Mugu State Park (Sycamore Canyon) had significant improvements made to them despite the light turnout this year for the annual SMM Trail Days. For Saturday, the major work day, only about 130 people had preregistered online, so we expected about 100 to show up.

Cutting back the grass to make room for a drainage dip on the Sin Nombre Trail.

Most of the volunteers headed to the Hidden Pond Trail to deal with seriously overgrowing brush and some bad ruts. Meanwhile, five mountain bikers who had signed up via CORBA headed to the Sin Nombre Trail to address the serious rutting. We have worked on this trail in the past, most recently in 2016. Most of the tread is holding up pretty well, but several sections have developed severe ruts where the trail goes straight down the hill (a ‘fall-line’ trail). The ruts develop because there is no place for rainwater to drain off other than following the trail straight down the hill. Short of rerouting the trail so it is doesn’t follow the fall-line, there is no way to repair these serious ruts. As a result, the trail has become very broad as users avoid the rut and create a new path next to the rut. This has happened more than once. All we can hope to do is to avoid the rut enlarging with the next rain, and to prevent another rut from forming in the middle of the new path. We do this by cutting a drainage dip in the trail at the top of the fall-line section to divert the water off the trail before it can erode (or enlarge) a rut.

So on Saturday, the five of us from CORBA, including president Steve Messer, built eight drainages along the entire 1.1 miles length of the Sin Nombre Trail. Digging these were hard work for three reasons. First, the drains had to be quite long to move the water away from the fall-line trail. Second, we had to remove a lot of very thick and robustly rooted grass to build the drain. Finally, the dirt of the trail was almost concrete-hard so was hard to dig through. But we put in a huge effort and even got back to camp a little early so we could beat the crowd to the showers!

On the Hidden Pond Trail on Sunday.

As always, the crowd on Sunday was only about a quarter of Saturday. We all headed off to Hidden Pond Trail (closed to bikes) to complete the work that had been started on Saturday. That involved cutting back grass and brush with a powered hedge trimmer, raking up the cuttings and disposing them of the out of view of the trail, cutting larger brush with loppers, removing a few yucca plants, digging a few drains and filling in some ruts. Most of the trail had been worked on Saturday, so the 20-25 volunteers were able to finish off the trail on Sunday by noon.

Back at the camp, we had lunch made from leftovers from Saturday’s barbecue dinner, followed by another prize give-away. Finally, we packed up, cleaned up the camp and headed back home, happy to have made so much improvement to the trails in just two days!

You can see more photos of the work in our photo gallery of the 2018 event.

 

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