Arriva North West - Bootle Depot

[Fox]

RE: Arriva North West - Bootle Depot
Running towards Liverpool:
Service 53: Revised to operate via Lambeth Road, Great Homer Street and Norton Street to Queen Square.
Service 55: Revised to operated via Scotland Road to Queen Square, omitting Norton Street.
Services 56, 56A: Revised to operate via Scotland Road to Queen Square, omitting Great Homer Street and Norton Street. All journeys numbered 56.
Services 311, 345 and 350: Revised to operate via Great Homer Street and Hunter Street to Queen Square.

Running from Liverpool:
Service 53: Revised to operate via Hunter Street, Great Homer Street and Lambeth Road.
Service 55: Unchanged.
Services 56, 56A: Revised to operate via Scotland Road. All journeys numbered 56.
Services 311, 345 and 350: Revised to operate via Hunter Street, Great Homer Street.

Could these changes be because of the Great Homer St regeneration scheme?