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    Construction Performance Guidelines

About the Guidelines

These helpful guidelines outline work and material deficiencies in new homes and residential condominium units covered under the statutory warranty [...]

Ceiling/Wall Joint Separation Commonly Referred To As "Truss Uplift"

Article Number

9.5

Condition

CEILING/WALL JOINT SEPARATION COMMONLY REFERRED TO AS “TRUSS UPLIFT”

Acceptable Performance/Condition

Cracks resulting from normal shrinkage are acceptable; crack width in excess of 4 mm is not acceptable.

Warranty

One-Year - Work and Materials. · Cracks resulting from normal shrinkage of materials caused by drying after construction are excluded from the statutory warranty.

Action

Cracks in excess of the acceptable condition shall be repaired.

Remarks

Truss uplift may occur when outdoor temperatures are considerably colder than indoor temperatures. It can appear as a minor crack or a larger gap. Repairs should be deferred until such time as the truss returns to its original position. See Also: 9.4 CRACKS IN INTERIOR WALL AND CEILING SURFACES

  

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