Silva, C. J. G., E. Monteio, and VitórioJ. P. A. “Structural and Functional Conditions of Bridges and Viaducts on Federal Highways in Pernambuco”. Revista ALCONPAT, Vol. 8, no. 1, Jan. 2018, pp. 79 -3, doi:10.21041/ra.v8i1.199.