distortion survey

The distortion of a building arising from differential structural movement can be evaluated by a brick course level survey, wall verticality survey, floor level survey and lateral displacement survey.

lateral displacement survey,
level survey (brick course),
level survey (floor),
structural movement,
verticality survey

This definition is abridged from A – Z of tree terms: A companion to British arboriculture.
Read the preface. Order the book.

Previous term | Next term