Buscar recursos académicos

As the water pressure of shield tunnel increases, the key to tunnel construction is to strengthen the water resistance of joints. By analyzing the characteristics of stress and deformation of the gaskets in the joints of...

As a building material, the loess is usually required to be compacted in engineering construction, thus the deformation characteristics of compacted loess with the increase of water content are closely related to the saf...

Advanced geological prediction is one essential part in tunnel construction, and 3D E-SCAN resistivity device is introduced. In this device, the current and measuring electrodes are arranged on the tunnel face, which can...

Plants are sophisticated and intelligent natural construction materials. They can be used for enhancing the stability of shallow soil slopes and minimizing surface erosion. It is evident that the use of plants can be low...

By introducing the artificial intelligence technology, on improved Nelder-Mead acceleration algorithm based on the neural network is proposed to obtain better optimization results. A back analysis method for construction...

Toxic gases released during drilling and blasting operations in underground powerhouse of hydropower stations pose a serious threat to the safety of super-large cavern construction. This study takes the Level Ⅳ main pl...

The CFG pile composite foundation has many advantages, so it has been widely used as the common foundation treatment. However, it has been carefully used in soft foundation reinforcement because of the high demand of the...

The discontinuities distributed in underground structures are the important factors that affect the mechanical characteristics of rock mass, and to study the mechanical behavior of rock discontinuities under cyclic loadi...

With the rapid evolution of virtual reality technologies such as digital twins, industrial Internet of Things, edge intelligence, and metaverse, virtual‒reality integration has become a core driving force for the const...

Since the traditional settlement plates have adverse effects on the construction with tedious operations, a new embedded settlement gauge based on the dual-pressure sensors is proposed. Based on the principles of transfo...

Portland cement production is a major contributor to global CO2 emissions, and the scarcity of natural river sand limits conventional concrete production. Despite increasing interest in geopolymer concrete (GPC), studies...

To investigate the dynamic mechanical behavior and fragmentation characteristics of layered rock under the combined effects of chemical corrosion and impact loading, split Hopkinson pressure bar (SHPB) tests were perform...

Geothermal energy pile is the new pile technology that combines the ground source heat pump technology and building pile foundation. Due to the pile as the heat transfer carrier of ground source heat pumps, the bearing c...

Recycling of construction waste is essential for sustainable cement-based materials, yet the variable composition of recycled autoclaved aerated concrete (AAC) powder pose significant challenges when used in grouting app...

The technology of borehole pressure relief is an effective way to reduce the elastic energy accumulation in the surrounding rock of roadways, which can reduce the risk of regional rock bursts. Therefore, the studies on t...

The model test system designed is in accordance with the conditions of foundation pit engineering, which can simulate the groundwater seepage. It is composed of a soil box, a drainage box, a feed-water tank, an upper wat...

Based on the test principles of geological mechanics model and engineering geological and hydrogeological conditions of Nansi Lake, 12 geological mechanics model are established. By simulating the coal mining under the l...

Based on a large-scale excavation adjacent to metro line, the design and construction schemes and monitoring data of metro structures during construction are analyzed. Some conclusions are drawn as follows: the movement ...

The geogrid and geocell with high tensile strength are meant to reinforce the mixture of natural gravel and recycled concrete aggregate made of the soild waste of construction. The reinforced cushion with variable stiffn...

This study investigated the potential of polyvinylpyrrolidone-grafted graphene (PGR) for secondary reinforcement of SBS and microwave-activated crumb rubber (ACR) modified asphalt, aiming to clarify the underlying mechan...

The existing field measurements show that the deformation of retaining wall and surrounding environment induced by pre-excavation dewatering can reach centimeter level, but the relevant researches are still less. The beh...

The inorganic materials adopted in the improvement of expansive soil engineering include lime and cement. During the construction process, the improving effect is greated influenced by the mixing uniformity of the soil c...

The German Pavilion at the 1929 Barcelona Exhibition, a benchmark of 20th-century rationalist architecture designed by Mies van der Rohe and Lilly Reich, was built on a plinth made up of seventy tile vaults. This decisio...

Due to its high compressibility, low permeability and low consolidation property, the treatment of ultra-soft soil is very difficult, and the common method is hardly effective. For the ultra-soft soil in Tianjin Port, th...