Draft

14.4LateralDe
ections 263

MID - HEIGHT

WITH

BRACING

EFFECT

BRACE

CORE BENDING

WITH CANTILEVER

DEFLECTION

HEIGHT

BRACING REDUCES

OVERALL DEFLECTION

OF BUILDING

TUBE

HAT

FULL

DEFLECTION

CANTILEVER

TENSION COMPRESSION

WIND

TOTAL RESISTANCE ARM IS

INCREASED BY COL. ACTION

TIEDOWN

RESISTANCE ARM OF

CORE SHAFT ONLY

HAT - TRUSS

TRUSS

T C

C T CORE

Figure14.32:Eectof ExteriorColumnBracingin Buildings,(LinandStotesbury1981)