A study on necessity of Fly-Over Bridge: A Case Study of Rajkot-Morbi Road. International Journal of Advance Engineering and Research Development (IJAERD), [S. l.], v. 3, n. 7, p. 219–224, 2016. Disponível em: https://www.ijaerd.org/index.php/IJAERD/article/view/1564. Acesso em: 10 sep. 2025.