@Jalalus I fully unterstand the frustration of getting submitted edits rejected - especially if you know them to be 100% corresponding to the situation in real life! (Been there, done that - repeatedly 
)
“Fortunately” you are not the first one to face these problems. There is an extremely vibrant subcommunity of road editors here on Connect. A lot of the activity is centered around the TRAC project initiated by @SholaIB (just search for ‘TRAC’ here on Connect), but there also very elaborate posts by e.g. @MortenCopenhagen (Manual for Road Editors - part of an entire series) and @ErmesT (Editing Roads Tips and Tricks - 1 - Bridges, Underpasses and Overpasses).
And if you prefer listening, there are also a couple of podcast episodes (with much less details compared to the posts, though - more of an intro to read editing):