Here is the full list of all 20 The Bridge achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Collect all hidden wisps.
Complete all mirrored worlds.
Finish Mirrored Chapter IV.
Complete The Mirrored Garden with 5 inversions.
Finish Mirrored Chapter III.
Complete The Intersection without walking.
Complete The Library being no louder than a whisper.
Complete The Corridor with 3 inversions.
Finish Mirrored Chapter II.
Finish Mirrored Chapter I.
Catch the unchained key in The Mirrored Courtyard.
Complete The Precipice without rotating.
Fall for 30 seconds.
Cross The Bridge.
Finish Chapter IV.
Finish Chapter III.
Complete The Aftermath with 2 inversions.
Complete The Timepiece in less than 1 minute.
Finish Chapter II.
Finish Chapter I.