Missing possible POI, knowledge needed
Surveillance camera, license plate camera or similar.
(the large black box)

https://api.panoramax.xyz/#pic=ae21668d-2c7f-4583-8b9d-f96375264f9e&focus=pic

Missing possible POI, survey needed.
Surveillance camera
On left wall looking down toward first parking/building

https://www.mapillary.com/app/?pKey=829107754710078&focus=photo

Missing possible POI, survey needed.
Surveillance camera or light/lamp.
Above left door

2024
https://www.mapillary.com/app/?pKey=700287535387513&focus=photo

Missing possible POI, survey needed.
Possible surveillance camera
though may as well be something else.

Missing streetlevel imagery.

https://api.panoramax.xyz/#pic=9d1cf05c-a04e-4759-b490-0e3885560b1e&focus=pic

Missing possible POI, knowledge needed.
Surveillance cameras and/or lamps/lights
Two fixed white/grey objects in top right corner of Hackett's facade

https://api.panoramax.xyz/#pic=d1b9ef0c-8918-4d3b-8b36-ab1c9e4f226e&focus=pic

First guard stone is visible already at start of building passage.
Add or move guard stone as needed.

2024
https://www.mapillary.com/app/?pKey=1399656697590319&focus=photo

2015
https://www.mapillary.com/app/?pKey=1084704052038745&focus=photo

Missing possible POI.
Milk churn stand or steps (white wall to right of house)

Source Bing Streetside 2020

Inaccurate way geometry, knowledge needed.

It should be possible to use current public transport tagging schema(s) to change this highway from two to one lines afaik.
(as there is no physical separation)

if so there is quite a few routes to remap.