最低零下3.3℃，贵阳“一路三方”依托气象信息撒盐除冰

Core Viewpoint - The article highlights the measures taken by the Guiyang traffic police and meteorological department to ensure road safety amid falling temperatures and increased risk of road icing due to low temperatures in Guiyang [1] Group 1: Weather Conditions - Guiyang experienced a continued drop in temperature, with road icing risks increasing [1] - As of January 3rd morning, 177 meteorological monitoring stations reported temperatures at or below freezing, with 21 stations recording temperatures below -2°C, and the lowest temperature of -3.3°C recorded in Baiyun District [1] Group 2: Traffic Safety Measures - The Guiyang meteorological department prepared a traffic meteorological service report for local authorities to enhance collaboration with the traffic police in preventing the impacts of low-temperature weather on safe travel [1] - Guiyang traffic police, in conjunction with the meteorological department, conducted multiple rounds of preventive salting on key highways to slow down the icing process and ensure safe travel for the public [1] Group 3: Traffic Control - As of 10:40 AM on January 3rd, traffic control was temporarily implemented on the G7522 Gui Bei Expressway from 7 to 16 kilometers (Baiyi Interchange to Nanming River Bridge) to assist Qian Nan traffic police [1]