On the loop you'll see a few of these arrows to help guide you through some of the junctions.
Also available to help you navigate are the loops mapped out on Trailforks and Strava, along with the source GPS files available to download and put on your Garmin or other GPS device.
You can use this map while you're out on the trail to help you navigate. Just pull this page up on your phone and click the button to geo-locate yourself on the map. The button can be used to put the map in full screen mode.