minimum distance

Dear All, I am having some trouble trying to figure out and eventually design the right width for an external security metal gate for a student housing complex. The UK building regulations which I am looking into do not seem to particularly indicate the allowed clearance so that ambulances and...

Hi, I have a ceiling light that has a wide "bar" to hold 4 GU10 bulbs, two either side of the ceiling rose, the total width of the light feature is about 1m. Keeping in mind the 300mm minimum distance of a smoke alarm from a light, does this mean the smoke alarm CANNOT be sited <300mm from...