منابع مشابه
An investigation of railroad-highway grade crossing consolidation rating in Iowa
Railroad-highway grade crossings present unique safety and operational challenges on both the rail and highway side. Consolidation of these crossings can be a valuable tool to improve safety, but is often a source of disagreement among interested parties. In order to better evaluate crossings to determine their suitability to be consolidated, a spreadsheet-based tool was developed to rank all p...
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ژورنال
عنوان ژورنال: The Annals of Iowa
سال: 1973
ISSN: 0003-4827,2473-9006
DOI: 10.17077/0003-4827.11139