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.
Complete all mirrored worlds.
Collect all hidden wisps.
Complete The Library being no louder than a whisper.
Complete The Mirrored Garden with 5 inversions.
Complete The Corridor with 3 inversions.
Complete The Intersection without walking.
Finish Mirrored Chapter IV.
Finish Mirrored Chapter III.
Fall for 30 seconds.
Complete The Timepiece in less than 1 minute.
Finish Mirrored Chapter II.
Complete The Precipice without rotating.
Finish Mirrored Chapter I.
Catch the unchained key in The Mirrored Courtyard.
Cross The Bridge.
Finish Chapter IV.
Finish Chapter III.
Complete The Aftermath with 2 inversions.
Finish Chapter II.
Finish Chapter I.