we have questions from president trasvina and vice president hepler. >> thank you for walking through the requirements for an office requirements for a bedroom know they don't sound very different except if one if it's five bedrooms requires conditional use of approval and if it's four bedrooms in an office it doesn't and emergency escape and rescue for the fifth bedroom if it was that right for if if an individual a neighbor is at a party there and they say well i've been in here i see five bedrooms or if for some other reason if an inda neighbor is at a party there and they say well i've been in here i see five bedrooms or if for some other reasonhem to go? you do say they file a complaint with which they would they would file a complaint with code enforcement. okay. that would be that would be the avenue they use. right. that's what it that's that's the that's what i was looking for. if there is a place for them to go, whether they prevail or not, that's a separate question but they go to code enforcement. >> correct. thank you, vice president eppler and i certainly appreciate the

good evening, commissioners and congratulations president cristina and vice president hepler.my name is joseph patel senior building inspector with the department of building inspection. >> the permit before you is a replace a demolition of an existing rear deck and stairs and a replacement in kind with the inclusion of a firewall at property line the permit the approval of this permit application was based on the information provided by the design professional and and the permit holder and the applicable codes of the california building code a deck in san francisco is required to be protected by a firewall when it's built less than three feet to the property line in a fully sprinklered building that distance excuse me and in a fully sprinklered building it could be three feet from property line beyond if it's a non sprinklered building it's required to have a five foot setback. okay. or per table 7 or 5.5 it can be protected by a firewall which goes from the ground to 30in above the finished floor of the deck. and a firewall is designed in such a way that if a structure burns