Player is able to jump on the metal shelf and see through the ceiling. It's kinda hard jump, but I managed to do it twice in 4 tries.
Building:
{F2265299}
(sorry for a bad picture, I had a zombie issue)
{F2265316}
- found this low res image of the building, if that helps
Location (didn't test more locations, only one in Novaya Petrovka):
- It should be this building
{F2265319}
View when you manage to climb up:
{F2265303}
{F2265305}
{F2265309}
{F2265311}