The BMVBS report on the research project FE 84-0102- "Untersuchung und Bewertung von straßenverkehrsbedingten Nährstoffeinträgen in empfindliche Biotope" ("Analysis and evaluation of traffic—induced nutrient input into sensitive biotopes"), has been published as vol. 1099 in the series "Forschung Straßenbau und Straßenverkehrstechnik" . Our company was responsible for the methodological work on emission and immission forecasting. The volume includes a CD with all appendages of the report and a software tool enabling easier handling of the extensive tables for the determination of Critical Loads.
Further information (in German) can be found at: http://www.bast.de/DE/Publikationen/Download-Berichte/unterseiten/naehrstoffeintrag-bericht.html