Journals
Publish with us
Publishing partnerships
About us
Blog
Journal of Advanced Transportation
Journal overview
For authors
For reviewers
For editors
Table of Contents
Special Issues
Journal of Advanced Transportation
/
2020
/
Article
/
Tab 4
/
Research Article
Theoretical Research on Longitudinal Profile Design of Superhighways
Table 4
Maximum longitudinal grades of highways.
Design speeds (km/h)
120
100
80
60
40
30
20
Maximum longitudinal slopes (%)
3.00
4.00
5.00
6.00
7.00
8.00
9.00