Hidden conditions are real
Walls, roofs, decks and mechanical systems can conceal deterioration that was not visible during estimating.
A change should explain why
The added scope, price impact and schedule effect should be recorded.
Photographs can help
Images of the newly exposed condition can make the record easier to understand later.
Emergency stabilization is different
When immediate action is required to protect people or property, documentation may follow the urgent work rather than precede every step.
Safety boundary. General planning information only. Do not open, dismantle or work on hazardous electrical, gas, structural, fire-protection or contaminated-water systems unless you are appropriately qualified and authorized.