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Strong-column/weak-beam. MOMENT FRAME BEHAVIOR. SEAOC Blue Book 1999. STRONG-COLUMN, WEAK BEAM. Blue Book Commentary C402.5. M B. M B. M B. M B. M B. M B. M C. M C. M C. M C. GLOBAL STRONG-COLUMN, WEAK-BEAM.
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MOMENT FRAME BEHAVIOR SEAOC Blue Book 1999
STRONG-COLUMN, WEAK BEAM Blue Book CommentaryC402.5
MB MB MB MB MB MB MC MC MC MC GLOBAL STRONG-COLUMN, WEAK-BEAM Formula is based on the sum of moment strengths for the columns and beams framing into a level. SMn Columns below SMn Beam left and right
HYBRID Beam-Column connection Mild Steel Fiber reinforced grout pad Unbonded post-tensioned tendons Courtesy of Ms. S. Nakaki
Hybrid System Mechanism qdes Tension force in mild steel Tension force in prestressing steel Compression force in concrete and mild steel Diagonal strut and bond stress transfer joint shear Courtesy of Ms. S. Nakaki
Dual system Desired mechanism Undesirable mechanism RUTHERFORD & CHEKENE