way/784230095

This is not a designated cycle path, it is an unofficial/unmarked path. What is your data source to mark this as a designated cycle path?

way/237491442

Are you sure this is a 'designated' cycle route? I've walked this section of the towpath and it isn't even paved. Cycling is likely allowed here, but not designated. I believe bicycle=yes would be more appropriate.

way/1292170640

This is not Lea Brook, this is most likely a drainage ditch. Lea Brook was culverted many years ago. Please confirm your data source for this name.