internal shower room doors

[dolly day dream]

can anyone please tell me how wide my new build shower room door has to be

i am reading contradictory info online 2 ft 6 inch standard and also 2ft 9 inches

 

thanks in advance for any help

 

[Mr Punter]

It depends on the approach (head on or not), the corridor width and whether optional requirements have been specified in your planning consent.