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MEMORANDUM Rex Swa n son To Assistan t ci Manaoe r Darn -Decembpr I 6'- I qB l --- of Bowers l''luseum'' Di rector From Plannin a nd 0evel opment Servi ces Subject Analys i s of the "preliminary evaluation of the structural integrit vbyohn Kariot 'ls Sunma ry l,lhile the Kariotis report goes into specific details of the existing construction,it basically confirms that the "old" Bowers fluseum is an unreinforced masonrybuilding and, legal techn'ica'l ities aside, is subject to the City,s seismic stfety ord i nance. One newly discovered fact is that, after examination of the plans, Kariotis has detennined that the museum may be rec'lass'ified as a class III building rather than the originally assumed class II classification. This will provide more timefor the museum to comply with the ordinance and is based upon an exception in theal features rather than the basic method buildings with interior walls at 40 cl ass I I I regardl ess of occupant I oad ) . Since class III buildings have yet to be notified, we will send a new notice re-vising the classification and record the appropriate documents with the Recorder'soffice in response to this information. ordinance for buildings with certain p of using the calculated occupant loadfeet maximum intervals may be classifi hysic(i.e. ed as The report work is to factor con fi ni s hes " ta i ned, re report sta ma teri a I s ta i nedwill be fu rthe be don pl aci ng tes tha are wel r identifies the specific areas of the building where remedial e and outlines methods of analysis and repair. One importantin the report is that at least for some work "historic wal1 damaged and if the appearance of the structure is to be main- or restoring of these finishes may be cost'ly. Otherwise, thet the structure is sound and tests should confirm that the wa'l II preserved and capable of being utilized in the seismic redesign oa Phil Freeland RJT : rm cc: Dan Stone Rei I ly Rhodey Gary Craiq V