1.1本规范涵盖了钢网桥地板系统的要求，包括设计和材料规范、涂层、制造和安装实践。本规范包括开放式（I型）、混凝土填充式（II型）和非填充复合格栅（外皮式）（III型）。

1.1 This specification covers the requirements for steel grid bridge flooring systems, including design and material specifications, coatings, fabrication, and installation practices. This specification includes open (Type I), concrete filled (Type II), and unfilled composite grid (exodermic) (Type III).