Specifies the tests for verification of stability of reach (rectrable mast or forks) and straddle fork lift trucks (pedestrian and rider controlled). Applies to trucks up to and including 5000 kg capacity with tilting or non-tilting masts or fork arms and also to trucks operating under the same conditions, but having ancillary attachments other than fork arms. The tests ensure, that the type of truck under consideration has satisfactory stability for operation under general operating conditions: a) operating on substantially level surfaces; b) travelling with the load in the lowered position; c) stacking with the mast substantially vertical.