Complex sentence: The section of the street between the junction of Market Street to Withy Grove has been partly pedestrianised ever since and bollards have been installed which only grant access to authenticated emergency service and bus vehicles.
Split into simpler sentences: The section of the street between the junction of Market Street to Withy Grove has been pedestrianised ever since. Bollards have since been installed to enforce the limited which grant access to authenticated emergency service and bus vehicles.