园林中拱桥的景观设计研究

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1、桥梁建设2O13年第43卷第1期(总第218期)94BridgeConstruction，Vo1．43，No．1，2013(TotallyNo．218)文章编号：1003—4722(2013)01—0094—05园林中拱桥的景观设计研究贾艳敏，唐军斌，于广龙(东北林业大学土木工程学院，黑龙江哈尔滨150040)摘要：为对园林中拱桥的景观设计提供参考，总结园林中拱桥景观的设计原则(比例协调、尺度恰当；均衡匀称、韵律优美；富于内涵、融于环境)与步骤，并对园林拱桥常见桥型(实腹拱桥、空腹拱桥、刚架拱桥、组合体系拱桥、异型拱桥)的实用性进行分析，以此为基础对哈尔滨香坊公园中的一座景观拱桥进行设

2、计。该桥采用(15+30+15)m三跨连续拱式组合结构，矢跨比为1／5。上部结构横向采用2片拱肋，拱肋横向长度为3．0m，间距3．5m，拱肋之间不设横向联系。下部结构采用钻孔灌注桩加承台形式。栏杆采用竖板加道扶手形式，造型成天鹅形状。经过景观设计后的拱桥，力线明朗，简洁流畅，并与周围环境形成优美、和谐的景观。关键词：园林；拱桥；景观；设计中图分类号：U442．5文献标志码：AStudyofLandscapeDesignofArchBridgesinGardenJlAYan。min，TANGJun。bin，YUGuang-long(CollegeofCivilEngineering，No

3、rtheastForestryUniversity，Harbin150040，China)Abstract：Toprovidedreferenceforthelandscapedesignofarchbridgesingarden，theprin—ciples(includingthecoordinatedproportions，properdimensions，balancedlayout，gracefulrhythm，richimplicationsandenvironmentalmerging)andproceduresofthelandscapedesignofthebridg

4、esweresummarizedandthepracticabilityofthearchbridgetypes(includingthesolidspandrelarchbridge，openspandrelarchbridge，rigid—framearchbridge，compositesystemarchbridgeandirregularlyshapedarchbridge)commonlyemployedforthebridesingardenwasana—lyzed．Onthebasisofthesummarizationandanalysis，alandscapearc

5、hbridgefortheXiangfangPark，Harbinwasdesigned．Thebridgeisathree—spancontinuouscompositearchstructurewithspanarrangement(15+30+15)mandrise—to—spanratio1／5．Inthetransversedirectionofthesuperstructureofthebridge，twoarchribsareemployed．Thetransverselengthofanarchribis3．0m，thespacingdistancebetweenthe

6、archribsis3．5mandinbetweenthearchribs，the1at—eralbracingsarenotprovided．Thesubstructureofthebridgeisoftheboredpilesandpilecaps．Thebalustradesaredesignedintotheoneshavingeachverticalplateplusarailingandareconfig—uratedintotheshapeofswan．Thebridgeafterthelandscapedesignhasclearforcelines，simpleand

7、smoothstructureandhencebecomesagracefulandharmoniousscenetogetherwithitssur—roundingenvironment．Keywords：garden；archbridge；landscape；design1引言风景名胜区等。桥梁构造物作为组成园林风景的重我国园林景观独树一帜，并以古典园林最为突要要素，既有分割水面与造景作用，又起到连接及导出。园林按功能可分为综合园林、公园