1) Currently the pave line is completely on a flat plane, please make it angular which is to tilt it in a slight angle so that the inner side of the pave line is slightly higher than the outer side of the pave. Then the side view will have a domed modulation over all.
2) Ok to change using standard plastic PE back, instead of the metal flip as indicate on drawing, which means there’s no mechanism on the PE
3) Make the top part of C-shape PE longer at side view