HIGHLIGHTS
- who: (On-line version and collaborators from the Universidade Federal do Espírito Santo, Vitória, ES, Brasil have published the article: Production, 30, e20190037, 2020 DOI: 10.1590/0103-6513.20190037 ISSN 1980-5411 (On-line version), in the Journal: (JOURNAL)
- what: The authors propose four phases to analyze the results: 1) Production and material delivery (goes through the extraction of the raw materials to the delivery at the railway storage site); 2) Transportation from the railway storage site to the track maintenance location; 3) Removal of the ballast, sleepers and rails and 4 . . .

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