Paul:
Yes it was. A foot note at the bottom of Table No. 4H. for Maximum Allowable Stresses - Reinforced solid and hollow masonry units, pg. 183
Ray Shreenan SE
----- Original Message -----From: Paul FeatherSent: Wednesday, May 13, 2009 3:09 PMSubject: 1979 UBC MasonryDoes anyone know if the 1.5 seismic shear force increase was in effect in the 1979 UBC for masonry?Paul Feather PE, SE951-699-2666