The presence of a defect in an asset (i.e. a building) which is too costly to fix.

A defect that cannot be cured or that is not financially practical to cure; a defect in the "bone structure" of a building. Compare curable depreciation.

An element of accrued depreciation; a defect caused by a deficiency or superadequacy in the structure, materials, or design, which cannot be practically or economically corrected.

Depreciation where the cost of correction is prohibitive.

Depreciation that is too expensive or physically impossible to correct.