2581. There is a constructive total loss where the insured property is abandoned on account of its actual total loss appearing to be unavoidable, or because it could not be preserved from actual total loss without an expenditure which would exceed the value of the insured property.
There is also a constructive total loss where the insured is deprived of the possession of the insured property by a peril insured against and it is either unlikely that he can recover it, or too costly to attempt to do so; there is also constructive total loss where repairing the damage to the insured property would be too costly.