The uniform loading pattern is specified in the General Code for Design of Highway Bridges and Culverts (JTG D60-2015) and its former version in China. In recent years, bridge safety accident due to the heavy commercial trucks occurred and reported occasionally. Whether the design loads specified in...

Over the last ten years, Bus Rapid Transit (BRT) has expanded faster than in any other region, with 3000km of BRT systems opened in 25 cities. The paper firstly introduced the features and models of Bus Rapid Transit (BRT). Then it introduced the development of BRT in China, and summarizes the key problem...

This paper introduced the principle of BP neural network and established the model of foundation settlement prediction. To analyze the rules of soft foundation settlement, the BP neural network was used to fit and optimize the settlement data of one expressway project. And the one-dimensional consolidation...

This paper briefly introduced the BIM technology, the features and hazards of light pollution, combined the BIM technology with the light environment simulation analysis, and further expanded the BIM application, thus it can prevent and control light pollution effectively from the phase of the architecture...

The Lancang-Mojiang ancient Tea Horse Road is an important branch of the Puer Ancient Tea Horse Road. With the development of urbanization, the Tea Horse Road and its spatial have been changed dramatically, and the cultural heritage along the road faced the threat of gradually disappear. This article...

Due to natural conditions, work environment, maintenance management and other factors, in the course of the use, the aqueduct hydraulic structures may appear material aging, structural damage, performance and other situations, and bring hidden dangers to the safe operation. Aimed at the insufficient...

Since PPP (Public Private Partnership) project is playing an increasingly important role in the investment and construction of China's municipal works, considering features like wide evaluation range and multiple risk resources while conducting risk evaluation of PPP Project, this paper establishes risk...

Transport as the forerunner of social economy and basic industry, Scientific and efficient management system to build modern comprehensive transport system and achieve the important guarantee for sustainable economic and social development. Zhengzhou Airport Economy Zone is the first airport economy...

A shaking table test of a full-scaled semi-rigid composite beam frame has been carried out to study the dynamic characteristics and the failure mode, the aim of the research is to provide a theory basis for the design of the composite frames. The analysis was concentrated on the dynamic characteristics,...

Variable cross-sectional Concrete Filled Steel Tubular (CFST) laced column with flat lacing tube is a kind of emerging combination column; it has broad application prospects in high pier bridges and high-rise buildings. The finite element analysis method of CFST laced columns is built with universal...

The full-bore rupture of a buried high-pressure natural-gas pipeline can lead to detonation waves that can pose a significant threat to underground structure in the vicinity of failure location. The dominant hazards are shock wave propagation through the soil around the underground structure from buried...

Based on detection of the Self-vibration and forced vibration the causes of resonant vibration on vibration are examined and analyzed, in order to improve the seismic capacity of coal preparation plant, the safety and normal use performance of coal preparation plant is guaranteed. The experimental result...

Due to the intensive construction of high-rise buildings, population concentration, in the face of disaster increasingly vulnerable, while the community as the city's most basic disaster prevention unit, community security largely affects the safety of the whole city. However, our country city existing...

In the construction process of portal excavation for mountain tunnels, the improper risk management and control result in the instability of the front slope, deformation of the tunnel portal and subsidence of the roof. In order to carry out the purport of dynamic design and informationalized construction,...

The relationship between urban landuse and urban transportation is the eternal topic of urban development. The integration development of urban landuse and urban transportation determines the comprehensive carrying capacity of a city. The spatial statistics and the questionnaire survey method are used...

Project after the authenticity of the evaluation results to a large extent depends on the rationality of the evaluation method, this article in view of the construction project post-evaluation of current method is a systematic research, and put forward the factor analysis method used in the construction...

Numerical model of post-grouting bored piles which are applied to specific engineering was built and analyzed, the result of numerical model was compared with the static test result of test piles on site, which confirmed the feasibility and rationality of the numerical model. By the numerical model,...

Roller-Compacted Concrete (RCC) is a type of concrete that has similar basic ingredients to conventional concrete but contains much less water and is known as non-slump concrete. Nondestructive testing (NDT) is a very good choice to evaluate the quality and strength of such concretes as RCC. These testes...

Use-value and non-use vale are the vital composition of the economical value of the industrial heritage. This paper acquired respectively the investigation data of Ang'ang Xi district, Yimianpo town and Hengdaohezi town by applying the Contingent Valuation Method (CVM) and combining the design and distribution...

The programming principle of calculation software for parallel composite isolated system and the superiority of the MATLAB over other advanced programming languages are expounded. Based on the above software, the seismic time-history results of an example of parallel composite isolated system are calculated....

According to designed parameters of self walking excavator, including the radius difference between the head and end of a section, the length of a section of the excavator, and the radius and width of the designed construction circular curve. The relationship is established between above parameters and...

The use of stainless steel reinforcements (SSRs) is an effective measure to guarantee the durability of concrete structures in the marine environment. SSRs have been used overseas for many years, whereas the under-construction Hong Kong-Zhuhai-Macao Bridge (HZMB) is the first project using SSRs in the...

For estimating the seismic demand of buildings, most seismic design provisions permit conducting linear and nonlinear response history analysis. In order to obtain reliable results from response history analyses, a proper selection of input ground motions is required. In this study, an accurate algorithm...

Impact of traffic noise on buildings is becoming more and more serious in a big city. It is found that a suitable urban planning and design could reduce its impact. Shenzhen International Low Carbon Eco-city is a low-density place with a mixed land-use function only having one main road. It will be transformed...

The earthquake emergency succor is a system engineering with cross-sectoral, multi-disciplinarity and multi-domain, which needs a rapid emergency response capability. The earthquake emergency rescue geography support platform construction conception has been put forward based on the earthquake emergency...

In this paper, the displacement discontinuity initiation conditions are deduced based on potential energy principle. The finite element discrete of weak form of governing equation is developed by combination of displacement discontinuity evolution conditions and discontinuity connection which material...

The approach to determine the coefficient of thermal expansion (CTE) of road concrete using optical lever system was introduced. CTE of 144 concrete specimens was determined with it. The coarse aggregate in these specimens contains 8 kinds of stones from 19 origins. Measured data was satisfactory verified...

Since twentieth Century, the real estate in Shenyang has achieved rapid growth, with the issue of commodity housing vacancy. Considering the difference between China's current algorithm and international algorithm, as well as the market under the non-equilibrium of supply and demand, the international...

Given the basis that there is no perfect theoretical of the simple and practical geotechnical elastoplastic model which has been set up, triaxial compression test results cannot provide elastic-plastic analytical formula. This article embarks from the basic definition, according to the variation characteristics...

With the high development of the mine enterprise in China, the scale of the tailings' design is becoming bigger and bigger, the safety of the tailings becomes more and more important. As one of the most important parts, the tailings dams turn to be 'disaster zone' with frequent accidents. Therefore,...

Influenced by the dead loads and the cyclic loads of upper structure of bridge over a long period of time, it will have important significance to study the settlement, bearing capacity and skin friction, relations between cyclic loading and the nature of the soil for reconstruction in service period...

The development of Neighborhood Center in overseas and domestic is illustrated in this article under the background of current situation of large-scale settlement of modern suburban areas. Here, the 9 neighborhood centers in Su and Chu industrial park were investigated and analyzed in the first place,...

An safety accident of Xushui River bridge in the southwest expressway around Zhengzhou city occurred in July 2014. Due to the accumulation of building waste materials near the bridge, one of pier columns was broken up by accidental horizontal load. Key technology for emergency repair construction of...

Based on the design proposal on the reconstruction of the Da Wei Jian Cai road section between the 107 National Highway and Songfeng Road in Hengyang, Analysis on mechanics response of the related pavement structure layer concerning the two different models established here through the Finite Element...

The development of virtual simulation and BIM in railway industry has increasingly become a trend. The method of 3D digital modeling is important in design and construction, but the current study of track structure modeling is not accurate enough, and the species are not comprehensive. This thesis was...

That organosilicon hydrophobic impregnating agents such as silane are coated on the reinforced concrete surface is one of anticorrosion measures of reinforced concrete. The penetrating depth of organosilicon hydrophobic impregnating agents in concrete is an important parameter for the durability of reinforced...

Based on the discrete element software PFC2D, building background grid model of concrete under simulated different projectile penetration rate, in the process of penetration of concrete target, the expansion of the crack damage, and compared with the cement mortar model. In crushing zone near the projectile...

In order to research the mechanical properties of concrete under impact load, a splitting tensile test of concrete cubes was carried out under the impact load by using the drop test machine. A high-speed camera was used in test to record the crack development process of each specimen. According to box...

Based on the elastic foundation model and wave theory as well as fluid mechanics theory, considered of the influence of flow velocity in the pipe, vertical force of buried water supply pipeline are analyzed under the action of seismic wave. The bending moment and stress formula are derived, and the vertical...

Based on the mechanism of composite energy and its energy scale, evolution and distribution law of stress and fracture field in surrounding rock of roadway in deep mining, the article puts forward regional outburst prevention measures of unloading pressure by pre excavation rock roadway and constructing...

There are many gullies in loess area, if enough incompact soil accumulates in the gully, it will cause mudflow when encountering heavy rains. Kang gully located in transition of loess tableland and terrace of Weihe River in Weinan, has a larger longitudinal grade, intense erosion of ground water, and...

The study area is located in the east of Guanzhong Basin, and the tectonic system is special, which is controlled by the faults in the area. Under the action of the intense neotectonic uplift movement and the strong erosion of surface water, there are many geological disasters in this area. Through the...

As the important non-engineering measure of safety management of reservoir dam, risk analysis on dam-break flood is of great importance in improving the level of safety management of dam in our country. It studies techniques of risk analysis on dam-break flood, i.e., dam-break mode of arch dam and calculation...

Performance evaluation of urban public transportation enterprises is one of the important measures to promote the priority development of urban public transport, and also is the key basis for the government to fund the city public transportation companies. Traditional DEA cross efficiency evaluation...

In karst area, lots of piles through several caves and then supporting in a cave roof, thus forming more complex pile-soil-cave interaction. Research on the pile foundation settlement in beaded karst region, has strong theoretical and engineering significance to further improve the design theory of the...

The research was performed on the background of reconstruction and expansion project of Shandong 1# expressway, contrastive analyzed the changing status of Highway Engineering Technique Standard in regard to the bridge load revision adjustment, particularly computational analyzed the technical requirement...

MICP (Microbial Induced Carbonate Precipitation) technology was used for silt biological grouting to improve soil. First, the changes of calcium carbonate precipitation volume with different concentrations of Ca/urea reaction solution or in different inducing environments (such as culture, filtrate and...

In order to solve the problem of river water pollution and river bank collapse in rural areas, in this paper, the ecological management project of Heidingzi River in Changchun City is taken as an example to study the design of river structure and the optimization of ecological revetment. In the process...

In order to study the seismic reduced performances(SRP)of series isolation systems (SIS) under multi-dimensional seismic excitation(MDSE), a series of shaking table tests had been conducted for the SIS model. The two groups of seismic waves, including the near fault ground motion and far fault ground...

Based on the Kirchhoff's thin plate hypothesis and static equilibrium of element, the governing differential equations of curved orthotropic plate in polar coordinates which is subjected to normal and tangential surface load are derived. According to the governing differential equations and boundary...

In order to analyze the seismic performance of the hexagonal-hole variable cross-section honeycomb beam portal frame, the finite element analysis software ABAQUS is used to analyze the seismic behavior of the portal frame with the same span, same beam-to-column distance, hole number, opening ratio is...

Geosynthetic reinforced and piled embankments are new type of embankments construction on soft soil foundation in recent years. Until now, the researches on this embankment structure have been carried out from theoretical analysis, numerical analysis, model tests, field tests, et al. However, in practical...

With the rapid development of China's construction industry, labor, materials, machinery and other costs continue to rise, the cost of huge energy resources are no longer meet the strategic requirements of sustainable development. The construction of information infrastructure management model is to...

Reinforced earth retaining wall is a kind of retaining wall which can bear lateral pressure of soil, which is made up of fill, stressed geosynthetics and retaining blocks. It can enhance the strength and stability of soil with the interaction between the reinforced material and the soil by arranging...

Modulation Instability, also called B-F Instability, is widely recognized as the key reason of nonlinear Freak Wave generation. However, the majority of current researches concentrated only on the Most Unstable Condition (MUC for short). In this paper, systematic study covering various occurrence conditions...