Adjustable steel posts: load and footing

Verify an adjustable/temporary post bears on an adequate footing and is not masking settlement by repeated adjustment.

This tool is for triage and documentation; structural, fire, gas, refrigerant and electrical work remains subject to applicable rules and professionals.

VERT / GREEN

Document position, plumb and height without adjusting.

JAUNE / YELLOW

Even a small adjustment can redistribute loads, crack finishes or lift walls above.

ROUGE / RED

Post on thin slab, unknown footing, corrosion, lean or repeated adjustment need: engineer/pro before touching.

Indicative triage

Unknown footing
Verify support below slab before treating post as permanent. Leaning/corroded post
Assess stability and capacity. Repeated adjustments
Find movement cause instead of continuing adjustment. Permanent and documented
Keep load/support/condition in home record.

Useful tools and data

Level/plumb
Beam/load layout
Footing/slab information

What the professional checks

Calculate column reaction
Verify footing/stability
Define adjustment sequence if needed

Official sources

Sources checked / sources vérifiées: 2026-08-22