Demolition of existing double garage and store; erection of ground and first floor extension to provide additional office accommodation.

Demolition of existing single storey elements (kitchen and toilet), rear boundary wall and art room. Change of use of No.25 from student accommodation to office accommodation. Construction of a new single storey link between No.21-24 Northampton Street and first floor rear extension at No.25; replacement of ground floor facade to No.21-24; alterations to Cripps Lane, car park and creation of new pedestrian route to the rear of No.21-25 including boundary treatments; installation of associated plant including PV panels and ASHP to roof of No.25; cycle parking and external insulation.

Extension and conversion of open fronted cart lodge with attached toilet accommodation to create new estate office/meeting room and adjacent mess room for estate workers together with associated welfare facilities