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铁路桥梁跨度标准,业经国家科委及国家建委联合批准为国家标准,适用于铁路桥跨结构,自1966年7月1日起实施。标准编号为GB904-65。表注:1.桥梁支点距离及全长,仅适用于簡支式桥梁,其他式样桥梁的支点距离及全长,应在具体設计中加以規定,并尽量設计可与簡支梁互換。 2.拼装式鋼梁(軍用梁) 的支点距离及全长,应与本标准符合,以利互換。
The standard of span of railway bridges is approved by the State Science and Technology Commission and the State Construction Commission as the national standard. It is applicable to railway bridge structures and has been implemented since July 1, 1966. Standard No. GB904-65. Table Note: 1. The distance and full length of the bridge fulcrum are only applicable to simply supported bridges. The fulcrum distance and full length of other types of bridges shall be specified in the specific design and shall be designed to interchange with simply supported beams. 2 assembled steel beam (military beam) fulcrum distance and full length, should be consistent with this standard, in order to facilitate exchange.