Detailed specifications on setting up a project and carrying out field data collection can be found in the STRATUM Manual. Persons considering their own STRATUM projects should be aware that the program requires specific types and amounts of data to accurately project the structure, function, value and management needs of the street tree resource. The validity of results from STRATUM will depend on a large degree on how closely the user adheres to project setup and data collection protocols. Click on any one of the following links for more information: