Zones.

Print, show and scope are three separate switches. Trial working stays in the file, stays out of the issued report, and stops feeding anything downstream when you say so.

Sheaf MER-CALC-014 · Meridian Engineering RT
Zone · trial sizing NOT PRINTED OUT OF SCOPE
Btrial≔2.0m
σtrial≔ N Btrial·L =170.833kPa
Too high against 150 kPa. Widen and re-check.
3 regions hidden
B≔2.4m
A≔B·L=5.760m²
η= σ σallow =0.949 0.949 ✓
{{ effPrint }} {{ effScope }} {{ effShow }}