Making a comprehensive analysis of the pattern for wood over dam, Such as: by machine, by shipbrake and by raft waterway, The resuts showed that the pattern by shipbrake can get better comprehensive benefits.

• 本文应用层次分析法对机械过坝、闸过坝、筏道过坝等几种主要的木材过坝方式进行综合分析；结果表明船闸过坝方式的综合效益最佳；为决策者提供决策依据.