Shaping of Axially Compressed Bipolarly Prestressed Closely Spaced Built-Up Members

Abstract

BPCSBUM bipolarly prestressed closely spaced built-up member CSBUM closely spaced built-up member e z,ch centre of gravity of the cross-section of one chord of the closely spaced built-up member to the z-axis; f maximum deflection; i ch,min minimum inertia radius of one chord;