3001 OAKES AVE 2018-01-01 MF Import

. . cwent D�yla�n�n Arehlbas — s�,, ioo� o� , � C�m�pl�Llbrarfl Bul.� �M SRB � ne��ns�sw•aram �d DalOn C�b�i� — °r° iN11 EwMt W�O�� CMdnd by Ph: 175711JA00 � FQ:�zs�aaeoo p�obct No. 26-0d-024 DESKiN SUMMARY Constructed in 1904,the Camegie Librery is a two-story building comprisad of unreinfoccad mesonry bearing walls,wood-fremed floors,wood ettic-level beaiing walls,and besema►t-levd steel beams and posts. The b�Llding undawent a moderttization progrem ia 1991,but seismic improvements were noc known to have bem undatalcen as pact of that p�ogrom. The 2008 seismic upgrades to tf►e Cecnegie Library Building were designed w meet ASCE 41 Besic Safety Objxdves (BSO)for the design of new seiamic elanents. The proposed seismic upgades are designed to mat ASCE 41 BSO for the desiga of new seismic elanents. The building's existing foundsdon system oonsists of a slab-on-gnde at 1he besea►ent leVel,with . spread footings supporting the posts and continuous footings along the masonry walls. 11►e foundations for the columns along the building's p�imeter ere not connacted integrally with the aontinuous wall foundation. The proposed yeismic upgredes consist of new l2-inch L-shaped oonerete shesr walls beacing on ooncrete foodngs. Stxl drag stmts transfer the load from the diaphragm to the shear walls and ezisting wood floor end attic joists are ded to the existin8 extertor walls end new concrete sheer wells.