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    <title>Transport Research International Documentation (TRID)</title>
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    <language>en-us</language>
    <copyright>Copyright © 2026. National Academy of Sciences. All rights reserved.</copyright>
    <docs>http://blogs.law.harvard.edu/tech/rss</docs>
    <managingEditor>tris-trb@nas.edu (Bill McLeod)</managingEditor>
    <webMaster>tris-trb@nas.edu (Bill McLeod)</webMaster>
    <image>
      <title>Transport Research International Documentation (TRID)</title>
      <url>https://trid.trb.org/Images/PageHeader-wTitle.jpg</url>
      <link>https://trid.trb.org/</link>
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    <item>
      <title>Research on Algorithm for Mechanics of Abutment Pile Foundation on Soft Ground</title>
      <link>https://trid.trb.org/View/1099580</link>
      <description><![CDATA[Authors discussed the mechanical mechanism of the abutment on soft ground based bridges located in the area of approach modeling the practical characteristics ofion on soft ground was constructed by combining the FEM with the Itoula , which was used to calculate the extrusion pressure of piles in movable soil mass based the analytical modeling was confirmed number of 16 piles of abutments. It is concluded that theroach can explain the real causes of pile breaking , and it is feasible to compute and]]></description>
      <pubDate>Fri, 15 Apr 2011 13:58:41 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099580</guid>
    </item>
    <item>
      <title>Full-mode Flutter Frequency Domain Analysis Method of Bridge Based on ANSYS</title>
      <link>https://trid.trb.org/View/1099579</link>
      <description><![CDATA[Authors presented a finite element ( FE) model and frequency analysis method foroftware. This model utilized a to simulate the aeroelastic forces acting on bridges ,ness or damping matrixes of Matrix27 elements were described as function ofplex eigenvalue analysisgenvalues of wind-bridge coupled system ; thealues was damp while the imaginary part was vibration frequency. Theation algorithm for solving variation of system order complex mode property vs wind velocityy example of a simple-supported bridgesed method enables the bridge designers and engineering analyze flutter instability by using ANSYS.]]></description>
      <pubDate>Fri, 15 Apr 2011 13:58:27 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099579</guid>
    </item>
    <item>
      <title>Test on Vibrated Compaction Properties of Coarse-grained Soil</title>
      <link>https://trid.trb.org/View/1099578</link>
      <description><![CDATA[Directed against 8 kinds of coarse-grained soll with different gradations£¬througharched the effect of the gradationhe vibration frequency and the excitation force of thent on the compaction properties of coarse-grained soil£®Using ulti-linear regression method£¬the influence of gradation property of soil sample on compaction effect ofelational formula between the maximum drycteristic granular diameter of coarse-grained soil was established£¬ the gradation characteristic function was put forward£¬which made the maximum dry densityperties directly£®The results show that thesity and the vibration frequency£¬the dry density and the excitatione of the coarse-grained soil are almost accord with normal distribution£¬which means thation force for different coarse-grained]]></description>
      <pubDate>Fri, 15 Apr 2011 13:57:54 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099578</guid>
    </item>
    <item>
      <title>Test and Calculation of Effect of Plant Root on Slope ConsolidaIion</title>
      <link>https://trid.trb.org/View/1099577</link>
      <description><![CDATA[In order to discuss the reinforced effect of plant root from the aspects of mechanicalforced the slope by direct shear research indicates that after the plant roots extend intoified the curve of soil shear strength and thtwo materials create complex soil of complex vary with root»the plant root reinforcing effect will be better when the middle upwards of slope£®The plant root can improve the slope stability obviously£®]]></description>
      <pubDate>Fri, 15 Apr 2011 13:57:40 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099577</guid>
    </item>
    <item>
      <title>Traffic Flow Prediction Based on Hybrid ARIMA and ANN Model</title>
      <link>https://trid.trb.org/View/1099576</link>
      <description><![CDATA[Hybrid autoregressive integrated moving average ( ARIMA ) and artificial neuralion. Using the good linearear mapping ability of artificial neural network , the series was considered to be composed of a linear autocorrelation structure and aomponent of traffic flow timedel was applied to the nonlinear residual component show that the hybrid model , which takes advantage of the unique strength ofcurate predictions than that efficient met hod to the short-term traffic flow prediction.]]></description>
      <pubDate>Fri, 15 Apr 2011 13:57:27 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099576</guid>
    </item>
    <item>
      <title>Kalman Filtering Identification for Displacement Parameters of Continuous Curved Box Girder Bridge Based on</title>
      <link>https://trid.trb.org/View/1099564</link>
      <description><![CDATA[Correct identification of displacement parameters of cont inuous curved box girder bridge field effectively and structure predictiong equations of displacement parameters of continuous curved boxidge were deduced. Combined with Novozhilov-flexibility theory of continuous curved of displacement parameters ofiven. It is demonst rated that Kalman filteringement parameters of continuous curved box girder bridge has a strongndence on the selection of filtering initial values of displacement parameters. When filtering steady and convergent to parameters' true values;proper, it is apt to be divergent .]]></description>
      <pubDate>Fri, 15 Apr 2011 13:53:46 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099564</guid>
    </item>
    <item>
      <title>Dynamic Analysis and Test of Bridge Tower of Suspension Bridge Before and After Cable Installed</title>
      <link>https://trid.trb.org/View/1099563</link>
      <description><![CDATA[The dynamic properties of the tower of Runyang Yangtze River Nancha Suspensionent method and the modallation. A model of the tower-cable system with element w as built , and the dynamic interactions between tower ande, the changes in dynamic characteristics from the free-standing towers to tower-cable system more significant effect on in-planee analytical results of the finite element model were verif iedsting results. The dynamic behaviour of the suspension bridge can be seperated into twozed independently. The conclusionsrificat ion of design theory and the maintenance of bridges.]]></description>
      <pubDate>Fri, 15 Apr 2011 13:53:39 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099563</guid>
    </item>
    <item>
      <title>Estimate Method for Accuracy of Fitting Plane Linear in Old Highway Based on Normal Error</title>
      <link>https://trid.trb.org/View/1099562</link>
      <description><![CDATA[Based on the discussion about fitting normal error's definit ion, constitution andted the error of fitting plane linear of fitting plane linear in old highway based on fitting normal set up. The algorithm of swinging approach on compressible size step that could be method and basic norm of decision were discussed. An example of accuracy of fitting planection of G321 state highway reform design was estimated. Results show that it isy is controlled by the accuracyd interior work.]]></description>
      <pubDate>Fri, 15 Apr 2011 13:53:32 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099562</guid>
    </item>
    <item>
      <title>Road Alignment Optimization Model Incorporating Network Impact Analysis</title>
      <link>https://trid.trb.org/View/1099561</link>
      <description><![CDATA[Authors proposed a road alignment optimization method based on genetic algorithm.enerated randomly , and then, were designed automatically and all of the engineering..ere calculated by GIS. Secondly, topological structure of the changed road networkaffic on the network were and then total travel time of OD traffic volume loads on the network were estimated. Finally, the fitness functionsting of engineering costs, travel time cost and environment load cost of OD traffic was builtternatives were obtained by applying operationsnd mutation, and the process will be repeated until the optimal roadnment was obtained. Numerical experiment results show that the being constructed road is]]></description>
      <pubDate>Fri, 15 Apr 2011 13:53:24 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099561</guid>
    </item>
    <item>
      <title>Durability of High Performance Pavement Concrete with Fine Slag</title>
      <link>https://trid.trb.org/View/1099560</link>
      <description><![CDATA[In order to improve durability of pavement concrete by mechanism analysis£¬the high with the wasted fine slag constituent£®Durability tests of the specimen£¬ion resistance£¬infiltration resistance£¬frost resistance(routine frost andre done£®Results showistance£¬infiltration resistance£¬frost resistance£»dryness shrinkage and temperature shrinkage decrease obviously£®]]></description>
      <pubDate>Fri, 15 Apr 2011 13:53:17 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099560</guid>
    </item>
    <item>
      <title>Landslide Displacement Prediction Based on Takens Theory and SVM</title>
      <link>https://trid.trb.org/View/1099559</link>
      <description><![CDATA[Aimed at time series nonlinear of landslide displacement and limited quantity ofplacement based On support vector machines(SVM)was presented£®Comparison of different SVM models with kernelicting abilities£®In order to evaluate SVM£¬RBF network network models were adopted as well to predict the last seven steps landslide practical vue; the SVM is average relative errors are controlled in 5£¥£¬on of SVM on landslide displacement prediction will have a good prospect£®]]></description>
      <pubDate>Fri, 15 Apr 2011 13:53:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099559</guid>
    </item>
    <item>
      <title>Effect of Geologic Structure Model in Highway Loess Slope</title>
      <link>https://trid.trb.org/View/1099558</link>
      <description><![CDATA[In order to study the relationship of geologic structure , highway slope stability and concepts , dividing rules and mainture model were all described. Then , 8 kinds of geologics were defined in loess area. Based on the given kinds of slope shapes , slopef all models were simulated byhape design with wide flat roof or not was put forward ,ces of highway slope stability among the models were also analyzed.ermore , the new design thoughts of highway loess slope which took the geologic structured the design of water-proof drainage for show that influence of geologic structure model on slopeviously. Mode I,II,,III must install wide flat roof , other models need not install it .]]></description>
      <pubDate>Fri, 15 Apr 2011 13:52:56 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099558</guid>
    </item>
    <item>
      <title>Road Traffic State Multi-spot Time Series Forecasting Based on State Space Model</title>
      <link>https://trid.trb.org/View/1099557</link>
      <description><![CDATA[Regarded multi-spot road traffic state as research object , a method of road traffic state model was proposed and road traffic state single-spot forecasting to multi-spot forecasting. Firstly, usingraffic state multi-spot time series data , multidimensional auto-regressive model wasen , EM algorithm was used ton order to establish state space model of multi-spotdly , system state was estimated based on time series data , then , Kalmanusly new data wasrediction. In the way , prediction was effect of proposed method was tested by multi-spot time seriesected by six traffic detectors on certain urban expressway and was compared withws that the proposed model is]]></description>
      <pubDate>Fri, 15 Apr 2011 13:52:48 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099557</guid>
    </item>
    <item>
      <title>Complexity Measure of Traffic Flow Based on Approximate Entropy and Statistical Complexity</title>
      <link>https://trid.trb.org/View/1099556</link>
      <description><![CDATA[In order to quantitatively describe the complexity of traffic flow system, hence twod statistical complexity weretatistical complexities of periodic sequence, whiteenon and Logistic sequences which were situated in the chaotic region, wereive actual time series of that the two eigen indexes can be applied todomicity and nonlinearity of a system and resolve the difficult problemsof short sequence and comparability in depicting the complexity of a system. They are suitable to. The randomicity of traffic flow system is highnear structures in the traffic flow system which probably can generateaos. Manifold methods should be used to measure the complexity of a system.]]></description>
      <pubDate>Fri, 15 Apr 2011 13:52:44 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099556</guid>
    </item>
    <item>
      <title>Research Progress in Submerged Floating Tunnels</title>
      <link>https://trid.trb.org/View/1099555</link>
      <description><![CDATA[Authors mainly summarized the research progress on submerged floating tunnel (SFT)ment of water wave and current ,ction for SF T and under water wave , numerical analysis ofduced vibration of anchoring system for SF T , dynamical response analysis of SF Test s on SFT for practical wave and test s for drag coefficient and inertialer water current environment should be studied. Finally , some problemsxisted in submerged floating tunnel in the future were discussed , ie determining of load ,odel test and safety research.]]></description>
      <pubDate>Fri, 15 Apr 2011 13:52:37 GMT</pubDate>
      <guid>https://trid.trb.org/View/1099555</guid>
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