路基
- subgrade;roadbed;bed;substructure;sub grade of highway
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(1) [bed;roadbed;subgrade of highway]
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(2) 铁路和公路的基础
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(3) 支承铁路道碴及钢轨的表面土方工程
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(4) [substructure]∶支承铁道线路和道碴的土质基础
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公路过湿土路基NCS固化材料
NCS Solidifying Material for Overwet Earth Bed of Highway
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既有铁路路基下软岩隧道的CRD法施工技术
Construction Technology of Soft Rock Tunnel by CRD Method under the Bed of Existing Railway
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碎砖石可以用来铺路基和庭院地基。
Brick rubble is useful as the base for paths and patios .
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地震后路基沉陷了。
The earthquake made the roadbed cave in .
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应用灰色模型(G,M)预测软土路基沉降量
On the Application of Grey Model in Settlement Prediction of Soft Soil Foundation
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基于改进BP神经网络的路基材料性能预测
Forecast of properties of roadbed material based on improvable BP nerver network
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铁路路基CAD软件系统的设计与实现
Design of CAD Software System for Railway Roadbed
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铁路路基通用CAD系统
Railway Subgrade general CAD system
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FLAC的原理、程序及其在高填路基变形与稳定分析中的应用
Principle and Program of FLAC and Its Application in Analysis of Deformation and Stability on High Subgrade
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大新高速公路沥青砼路面通车运营己1a多了,从整体看,除控制路基及路面基层质量外,在沥青面层施工中采取了一系列有效措施。
The paper discussed the quality control of Da-Xin Expressway bitumen concrete pavement , and proposed some relative measures for reference .
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应用计算机OfficeExcel2003的插入图表绘图功能,在路基土填料CBR值检测中实现承载比(CBR)试验成果图的自动绘制,从而规范了内业资料整理。
The function of inserting graphical charts with application of office Excel 2003 , the auto-drawing has been realized for fitting in CBR value , thus normalizing data in the office work .
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基于GEO-SLOPE的膨胀土路基毛细水上升分析
EXPANDED GRAPHITE Capillary Water Upward Movement Analysis of Expansive Soil Roadbed Based on GEO-SLOPE
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因此,采用EPS填筑路堤可以显著减少地基土上覆荷载、路基沉降和作用在桥台台背上的侧压力,保证桥台和路堤的稳定。
So the EPS embankment can reduce the plus traffic loading of foundation , settlement of the embankment and the lateral pressure remarkably , maintaining the stability of the abutment and embankment .
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90d后路基弯沉观测趋稳定,路基强度形成。
90 days later , the subgrade deflection becomes stable , and reaches the required strength .
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自Terzaghi一维固结理论问世以来,软土路基沉降计算和预测模型层出不穷,但这些模型有一个共同缺点:模型参数恒定不变。
Calculation and prediction models for soft clay settlement have been putting forward constantly since the consolidation theory of Terzaghi was presented .
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针对路基路面结构参数,以数理统计知识为基础,利用可视化编程工具Visualc++和MFCODBc数据库访问技术,开发出相应的统计分析系统。
Based on mathematical statistics principles , a computer program for statistics and analysis of sub-grade and pavement structural parameters was developed by the use of Visual C + + 6.0 and MFC ODBC for database access .
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本文还从工程实际应用的角度出发,根据Merchant粘弹性模型的一维固结理论解析解,建立了考虑主次固结的饱和软粘土路基沉降反演预测计算公式,并编制了相应的计算程序。
Starting from the aspect of practical engineering application , a calculation formula of the predicting inverse-analysis for the saturated soft clay ground settlement is established according to the Merchant one-dimensional consolidation theory , and the relevant program is compiled .
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经过对数据进行分析比较,发现处理此种软基最有效的方法是用砂砾换填,处理后路基的极限填高可提高2.4m;
Through analysis and comparison of the data , the most effective method for soft soil foundation treatment is sand-gravel replacement for limit height of embankment 2.4 m ;
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通过非线性有限元计算分析,结合现场沉降观测、FWD弯沉检测,研究了土工格网处治填挖交界路基非均匀沉降的机理。
In this paper , by using nonlinear FEM , authors analyzed the mechanism of using geonets to treat this kind of unequal settlement based on tests on settlement and deflection by FWD in site .
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提出了利用小波变换的模极大值、模极大值曲线以及信号的lipschitz指数三者相结合的方法来检测回波信号中的奇异点,实现路基脱空自动检测的算法。
Next , the paper uses the wavelet transformation modulus maximum value , the modulus maximum value curve as well as the signal lipschitz-index to detect singular points in reflected signals and realizes the algorithm of automatic detecting cavities in roadbed .
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通过对中山市城桂公路软土路基的处理,从施工的角度讲述了CFG桩处理公路软土路基的施工方法及沉降与稳定观测方法,为今后类似工程的施工提供借鉴经验。
Through the treatment of soft soil subgrade in Zhongshan city Cheng-gui highway , the construction technology of CFG pile and detection methods of subsidence and stabilization are discussed from the point of construction . This paper gives the references for the similar projects .
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编制相应的平面应变有限元程序对路基大变形固结性状进行分析,主要讨论了Truesdell率型、Jaumann率型、简化Jaumann率型等3种大变形本构关系对路基固结性状的影响。
The corresponding plane-strain FEM programs were compiled and tested . The influences of Truesdell , Jaumann and simplified Jaumann stress rates on roadbed consolidation were mainly discussed .
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从而为进一步深入研究落锤式弯沉仪(FWD)在各种路基、路面(刚性路面,柔性路面和复合式路面)以及建筑物地基的结构承载能力评价提供基础。
Therefore practical and versatile analysis access is established for the Falling Weight Deflectometer ( FWD ) on evaluation of capacity of pavement ( subgrade , rigid pavement , flexible pavement and composed pavement ) and foundation of structures .
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借助室内试验、可靠度分析和有限元技术,采用Duncan-Chang非线性本构关系,建立了土性参数随机场模型,对深汕西高速公路浸水路段路基的稳定性进行了评估。
In this paper , the stability of soaked roadbed in western section of Shenzhen to Shantou highway is evaluated , which is based on lab tests , reliability analysis and Finite element technology and the Duncan-Chang non-linear constructive relation is applied to build random field model .
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SEU-1型固化剂使得粉质土的无侧限抗压强度、凝聚力和水稳性得到了很大提高,从而使得粉质土路基边坡抗冲刷能力得到极大提高;
The laboratory tests and analysis of stabilizer show : The SEU-1 stabilizer advance the unconfined strength and cohesion and water stability of silts . It is successful in the capacity of resisting erosion of subgrade slope .
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基于区间分析的粒径改良路基厚度研究
Research on Thickness of Particle Improved Roadbed Based on Interval Analysis
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高速公路路基土石方计算几点影响因素
Balanced Scorecard Several Influenced Factors of Subgrade Earthworks Computation for Expressway
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高速铁路路基填土的压密下沉分析
Analysis of Compaction Subsiding of Express Railway Foundation Earth - filling
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强夯加固湿陷性黄土路基的瞬态动力数值模拟
Numerical simulation of collapsible loess foundation reinforced by dynamic consolidation technique
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陡坡铁路路基爆破施工实践
Practice of blasting for construction of railway foundation on steep slope