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15 February 2005, Volume 24 Issue 1 Previous Issue    Next Issue

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Study of aseismic design for railway curve-girder bridge SHAN De-shah， LI Qiao 2005, 24(1): 1-4.  Abstract ( )   PDF (255KB) ( )   Seismic responses of railroad curved-girder briage were treatment using the time-history analytic method． Two briage type，continu． OIlS curved-girder band continuous curved rigId frame briage，have been taken into account during the analytical process．Artificial seis． mic waves we 1℃adopted．The import of one dimension hquake motion and many dimensions earthquake motion we 1℃considered，In addition， the contribution caused by the earthquake motion import direction on curved Order bridge were consideration．Then aseismie design of railroad curved-girder b d WaS disquisition，Some practical application conclusions were obtained References | Related Articles | Metrics

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Influence of structural nonlinearities OH Internal force of super-long span cable-stayed bridge under service stag ZHANG Xue-song, ， LIANG Peng ， ⅡA Li-jun ， XIAO Ru-cheng 2005, 24(1): 5-8.  Abstract ( )   PDF (238KB) ( )   In this paper influence of structural nonlinearities on internal force of super-long span Cable-Stayede Llnder service stage is studied ．3he cable sag efect，the beam-columnefect and the a displacement effect are taken into accountinthe study．Based on the study of a cable-stayed bridge with a main spai of meter than lO00-meter-long ．the nolinear influence factors of internal force at controlling sections are evaluated ．Finally,the measlles to reduce the influence of nonlineafiles presented References | Related Articles | Metrics

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The space simulation analysis of simply-supported girder bilges with continuous slab．Decks HE Chang， XIANG Zhong-fu 2005, 24(1): 9-15.  Abstract ( )   PDF (394KB) ( )   The early stage damage of simply-supported girder bridges with continuous slab-decks are duetomany unresonable factorsin design and construction．According to the finite element theory and applying ANSYS，the mechanical behavior of simply-supported sister briage with conluo11s slab-decks under weight ofthe asphalt concrete surfacing，live load and temperature variation has been analyzed nonlinearly．And some precautionary and improving Ineasurs are suggested accordingly References | Related Articles | Metrics

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Research on load arrangement method of bridge load testing experiment based upon controls of efi ciency of inner force and deformation LIU Si-meng， LIU Guo-jin， ZHOU Jian-rin 2005, 24(1): 16-18.  Abstract ( )   PDF (117KB) ( )   Load testing experiment becolTleS mole and mole important to chinese biage construction．Comprehensive and exact scheme ofload arrangement is the precondition of sucoes load tesfng experiment．Based UpOll detailed analysis of present load alTangemertt solution．this paper points out its lack and ofers a method to fix the problem References | Related Articles | Metrics

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The theory of optimal selection of rebuilding proposals for worn bridges and development of program ZHENG Xia0一gang, XIAO Sheng-xie，ZI-U Zeng-hui 2005, 24(1): 19-24.  Abstract ( )   PDF (287KB) ( )   Abstract：Because the influential factors Oil the selection of rebuilding propesals for worn bridge is fuzzy，a systemic fLl synthetic selection method is pr0 in decision of rebuilding sclls．paper introduces the mathematic model and process ofthe method in detail，and pring with hIlgua8e of visual C++ has been verified with$Ollle examples．From the results，It call be seen that the method is simple and useful，oahy of refemn References | Related Articles | Metrics

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Control of the concrete hydration crack in high-rise building transfer floor girders HUANG Meng， CHEN Si一tian， HU Yuan-huaI 2005, 24(1): 25-29.  Abstract ( )   PDF (201KB) ( )   Based Oil the concrete hydration-temperature test of the tilsferfloor girders in No.11 and No．12 buildings，Jiazhou garden， the paper studies the characteristic ofthe time-temperature curves during concrete hydration in high-rise building transferfloor， and brings forwardures to avoid cracng by concrete hydration．The data and the successful,experience from the example project is able to be referencedby other similar situation References | Related Articles | Metrics

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I the application and future of carbon fiber reinforced polymer in bridge structure WANG Sheng-yi 2005, 24(1): 30-32.  Abstract ( )   PDF (201KB) ( )   Today．it is a international hotspot that the Cairl Fiber Reinforced Polymer is developed in the civil engineering structure．Nowadays the CFItP is gradually appfied to the dge structure．This article introduce briefly the characteristics ofthe CFRP，the application ofthe CFItP in the new bridge structure and the old d structure reinforced ．Finally the author wish a great development ofthe CFItP and a vast market in the future． References | Related Articles | Metrics

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The validation of the non．noda1． eormeetion method for plane beam elements of Finite ZHU Zeng-hui， WANG Jia-lin， XIAO Sheng-xie 2005, 24(1): 33-36.  Abstract ( )   PDF (178KB) ( )   the non-nodalconnectionme thod andits application Oil plane beamsin software Finite are presented. problemsof Tbeamsre． inforced OIlG-rete beams，and rehabilitated beal are calculated with Finite and ANSYS as well as aI1alytical method． The comparisons of the results validate the non-nodal con ection me thod on plane beams Finite． References | Related Articles | Metrics

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Highway route design process model based on constraint description YANG Hong-zhi， XU Jin-liang 2005, 24(1): 37-41.  Abstract ( )   PDF (261KB) ( )   Highway design problem is inexact definition problem．Its design process satisfied the constraint step by step based orl the design requireⅡlem．Because current highway CAD system only supported the designer by plotting and calculating，this ardde discussed the thinking method ofhighway design and suggested building design process model to improve the suppoe,inglevel of highway CAD system．Highway route design process model based orl constraint deseriptiorl was defined and its fbn玎 li 0n deseriptiorl was given．The application of it was illumi- nated by highway horizontaldesign． References | Related Articles | Metrics

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Research of special peculiarity of flexible fiber reinforced concrete CHEN Yi-yi， ZHAO Feng-jie， YI Zhi-jian， YANG Qing-gu 2005, 24(1): 42-45.  Abstract ( )   PDF (249KB) ( )   To reduce normal concrete's defect，this article propose a new material d flexible fiber reinforced concrete to apply in road ennedng ．Based onthetheory crakemechanics，donll．1eh experimental researchto gainthe special traits offlexiblefiberreinforced concrete References | Related Articles | Metrics

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Research on the economic result of polymer Prtland cement concrete pavement VAJ Jin-liang， LIANG Nai-xing， MA Qan-hua， CHEN Tai-hao 2005, 24(1): 46-49.  Abstract ( )   PDF (201KB) ( )   highway’s property caJl be improved by polymer into the Portland cement concrete pavement．But this will boost the cost of initial pavement construction．This pa per discusses the economic results ofpavement from the point ofthe cost in life．And it shows the prospect ofpolymer Portland cement concrete pavement References | Related Articles | Metrics

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Study Oil SI-IRP SBS modified asphalts’anti-cracking characteristics ZHOU Jin-chuan ， ZHANG Zhi-qiang， RAO Xlao-yu 2005, 24(1): 50-52.  Abstract ( )   PDF (215KB) ( )   Three kinds ofdomestic base asphalt andmodier SBS are made into SBS modified asphalt by appropriatetechniquesin order to explore resistance to fatigue and low temperature anti-cracking performance of SBS modified asphalt． SHRP methods including dynamic shear rheo,meter(DSR)，bending beam the meter(BBrt)were used to stray the ological property of three SBS modified asphalts,RTFO／PAV residue． It was shown that correlation was very good between complex shear modulus， phase angk，fatigue king factor，creep still,mvalue and temperature in the range of wider temperatur References | Related Articles | Metrics

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Test studying of asphalt mortar’S performance at low tempe rature ZHENG Nan-xiang， ZHANG Yong-inall， ZHANG Yi-luo 2005, 24(1): 53-56.  Abstract ( )   PDF (189KB) ( )   1his paper prepared diferent DP aspimlt mortar with creeping test instnunent which made by ourselves ，then determined testing con． ditionandmethods．We studiedtheir creeping performance atlowtemperature．We also studied theinfluencing factorstothe deformation of as． ptmlt mo rtar and pointed out that it must combined the quity grade，brand of asptmlt and mineral powder as well as otherfactors to select the reasonable． References | Related Articles | Metrics

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The research on an