My penn'orth after a quick scan through preceding posts for prior duplication....
The Birkenhead Tramway Offices on Laird Street still exist, though the tram sheds are long gone. The site is still used for public transport, being an Arriva depot.
https://www.google.co.uk/maps/@53.3992181,-3.0495158,3a,75y,24.69h,91.49t/data=!3m6!1e1!3m4!1s2n4cqfUC3qpL_QNmHhkSNg!2e0!7i13312!8i6656