Optical inspection techniques for vibration analysis and defect indication in railway... Different solutions are under investigation: these are either further developments of the proven road bed or rigid track systems, where the road bed is replaced by a concrete plate which redistributes the applied loading [3]
Improvement of performance parameters of road beds by means of geo-materials in the environment of vietnam повышение эксплуатационных параметров земляного полотна с использованием геоматериалов в условиях вьетнамаThe authors argue that the operation of highways has proved that a substantial number of constructed and commissioned roads lose the durability and stability of their road beds for various reasons, including collapses and deformations caused by landslides off the slopes....
The results of the defect places investigation of donetsk railway road bed by ground penetrating radar complex... Defective places definition of road bed at ground penetrating radar is examined....
Estimation of cost and the amount of production in construction of forest road by combining hydraulic excavator and bulldozer (case study: liashisera district, guilan province)... Majority of excavation operations were initially carried out by hydraulic excavator, and the bulldozer was used in the final stage to correct the slope and prepare the road bed for pouring sand scattering....
