mr. oh o'reardon's position that it includes a demolition. you can't add a floor to a structure without removing existing supporting structure. all vertical additions should require a separate set of plans, showing what was demolished and what will be added. these plans will bring clarity for district building inspectors and planning department planners. building inspectors like planners are not structural engineers, and we have been assigning the responsibility to both groups that is unreasonable. i am asking the building inspection commission to support mr. o'reardon's proposal and to request to support the development of an implementation plan consistent with his proposal. thank you very much. >> president mccarthy: thank you. next speaker, please. >> clerk: there's no additional public comment. so going to the next item. item 4, commissioner's questions and matters. fa, inquiries to staff. at this time commissioners may make inquiries to staff regarding various documents, policies, practices and procedures, which are of interest to the co