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2x
002371
2026-07-22

Design moment – upper reinforcement

Design moment above

Mf,(Achse),(top),u=min(MC,+x,(top)+MA,+x,(top);MC,−x,(top)+MA,−x,(top);0)Φ

MC

moment from the compression stress block (soil pressure) in positive/negative axis direction

MA

moment from additional foundation loads in positive/negative axis direction

Φ

Reduction factor (see below)
;