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Experimental and Numerical Investigation on the Dynamic Failure Envelope and Cracking Mechanism of Precompressed Rock under Compression-Shear Loads
Publisher: ASCE
Abstract: The complex response of underground geomaterials subjected to dynamic disturbance arises from the microstructure redistribution under high in- situ stress and the resulting fracture behaviors at multiaxial stress states. ...
Causes of the Extremely Low Solar Radiation in the 2021 Growing Season over Southeastern Tibetan Plateau and Its Impact on Vegetation Growth
Publisher: American Meteorological Society
Weakened Subtropical Westerlies Reduced Early Spring Precipitation in the Southeast Tibetan Plateau
Publisher: American Meteorological Society
Optimization of Closure Jacking Forces in Multispan Concrete Rigid-Frame Bridges
Publisher: American Society of Civil Engineers
Abstract: Creep, shrinkage, and temperature drops will shorten the main girder and create additional internal forces in the piers of continuous rigid-frame bridges. Horizontal jacking forces can be applied at the ends of a closure ...
Effects of Solar Temperature Gradient on Long-Span Concrete Box Girder during Cantilever Construction
Publisher: American Society of Civil Engineers
Abstract: Three-dimensional (3D) finite-element analysis of a 106 × 200 × 106-m concrete box girder was conducted to study the effect of solar temperature gradients on long-span bridges during construction. Segments over the internal ...
Causes of the Extremely Low Solar Radiation in the 2021 Growing Season over Southeastern Tibetan Plateau and Its Impact on Vegetation Growth
Publisher: American Meteorological Society