In this narrow wash I discovered a possible limb bone section in the bank. Also an Triceratops Ulna from a nearby site.
Dinosaur bones in wash slopes 
Dinosaur limb bone 
Dinosaur Video 12
Dinosaur Video 46
Here was a Ulna from a juvenile Triceratops.
Triceratops Ulna 
Triceratops Ulna With Iron Concretion