This standard specifies the classification, structural dimensions, models, technical requirements and test methods of fiberglass reinforced plastic tube boxes for highway use. It is suitable for the production, inspection and use of frp tube boxes. The standard specifies the structural composition (including tube box body, tube box cover, connectors) and conventional size requirements of tube boxes. It distinguishes between ordinary and high-strength tube boxes to ensure the performance and Reliability of products in highway applications. In addition, it also specifies the requirements of marking, Encasement, transportation and storage to ensure the mass and use effect of tube boxes.