机械装臵、带缆桩、艇吊和其它重型负载集中区域下方的甲板应采用短纵桁或复板进行加强，具体应经过船级社认可。
Decks under machinery, bollards, boat davit and other heavy concentrated loads to be reinforced by carling or welded doubler where necessary as approved by Class.
对板桁结构的各结构体系受力分析的目的是为了在设计过程中能根据各体系的受力特点，对不同的构件进行有针对性的设计。
The purpose of analyzing the force bearing of various structure systems of the plate and truss structures is to design specifically for different structures according to the features of force bearing.
针对本桥设计和荷载、刚度、焊接及板桁结构等关键技术问题的研究论证作了简要介绍。
The design and research of key technical problems such as load, rigidity, welding and plate truss structure about this bridge are briefly introduced.
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