DB62/T 5031-2024 Lightweight beam structure bridge technical specification
This document specifies the performance indicators of the raw materials used in the light-duty I-beam structure, clarifies the technical requirements for structural design, manufacturing, and installation, and defines the basis for quality inspection, evaluation, and acceptance of the structure. This document is applicable to the construction of new light-duty I-beam bridges on highways of all grades. Reconstruction, expansion projects, and municipal bridges can refer to and implement it accordingly.