Group 1 - High temperatures in Hubei province, particularly in Wuhan, have led to a surge in electricity demand, prompting maintenance personnel to conduct urgent repairs to ensure power safety for residents [1][3] - Maintenance workers on the 220 kV Yuesun No. 1 high-voltage transmission line are addressing overheating issues at connection points, which serve over 100,000 residents [3] - The protective clothing worn by maintenance personnel is made of tightly woven metal wires, providing safety against high voltage but also creating extreme heat conditions, with temperatures exceeding 55°C at work sites [5] Group 2 - Summer is a critical period for highway maintenance, with workers in Jiangxi province actively repairing road surface defects under high temperatures [7] - In the Jiangxi Quannan Expressway, the use of geothermal regeneration technology involves heating and recycling old pavement, with surface temperatures exceeding 200°C to enhance asphalt viscosity for better repair quality [9][11] - The geothermal regeneration process allows for 100% recycling of waste materials, ensuring high-quality repairs for minor road damages less than 5 cm deep, with strict control over asphalt temperature and surface smoothness [11]
无惧“烤”验！致敬高温下的劳动者 烈日与汗水共同见证最美坚守
Yang Shi Wang·2025-08-06 03:42