I thought it was a cut valley....

until I looked a little closer. Course of shingles laid perpendicular to the valley, then the finish shingles on top.
Ever see it done this way before?


California Cut Valley

See step 11


Thanks guys. I read up on California cut valleys and that’s it. Learned something new again. Mike, that link shows what I thought was the proper way to do a cut valley, but I guess it’s not the only way.