ÖNORM L 1122

This document specifies requirements for tree inspections (individual tree and tree stand inspections). It also regulates tree care work on individual trees. This document is not applicable - to trees that are part of a forest within the meaning of the Forest Act 1975, - agricultural land, - on horticultural plantations, - in all other cases in which a tree safety inspection is sufficient. It contains instructions for the preparation of specifications. As a supplement to the following standards, this document contains measures to be taken in connection with tree inspection and tree care for the execution of work in the tree environment and on the tree: - ÖNORM B 2241, Garden design and landscaping - work contract standard - ÖNORM L 1050, Soil as a plant site - Terms and test methods - ÖNORM L 1110, Plants - Quality requirements, cultivation forms and sorting regulations - ÖNORM L 1120, Garden design and landscaping - Maintenance of green areas, maintenance of green areas