seize every minute and second repair. ■ reporter Zhu Xiaoli text / graph

galloping subway cannot do without contact network transmission, as the subway power supply to a group of air "Spider Man", 24 hours a day, they only started in two short "window time" the midday train and train outage at less. This reporter recently visited Songjiang Jiuting Metro Line 9 train base, how to explore network maintenance groups in the harsh environment of rapid "building blocks", seize every minute and second repair. ■ reporter Zhu Xiaoli text / graph

4 minutes by 4 and a half meters tall ladder vehicle

at eleven thirty, company net maintenance two Jiuting team the urban metro power supply more than 10 master began collecting equipment, the task is to complete the important current segmentation device maintenance garage in 2 hours, it is related to the smooth import and train garage and timely scheduling.

masters were a group of 4 people to build base, stairs, support, cheap throwback NFL jerseys such as a pile of metal component platform, like the "building blocks". Only 4 minutes, a 4.5 metre high ladder truck was completed. "The elevator car speed in relation to the power supply repair it in time." Net maintenance two Jiuting team leader Fang Yong told reporters.

patrol Metro seize every minute and second

Contact net

different position for the subway power supply will be a variety of terminal or connector, not any movement, expansion and loose. Maintenance personnel need to fasten safety belt climb the ladder truck, measuring circuit is bending anomaly or fixed parts. In the meantime, should use the hand hoist, weight 15-20 kilograms of pliers and other equipment. "The temperature is not high but the garage sultry, climb to 4.5 meters the air field must cut off the power, temperature 40 ℃." Fang Yong told reporters, in addition to repair, the day Cheap new era hats only 12 at noon and fourteen thirty train less and 1 a.m. - the Cheap nfl Hats three thirty train outage of the two period of time could patrol, this is wholesale jerseys also the highest temperature and night tunnel most hot period, several small thermal blooming last team in the air platform.

called on the public to protect

this summer, maintenance of two Jiuting team to strengthen the contact line to line Cheap soccer jerseys No. 9 spring road, Songjiang metro. In addition to the high temperature easy to electrical equipment deformation, people flying kites, discarded rubbish bag also easy to cause the power supply risks elevated rail lines. "Last week in Sheshan that kite winding of overhead contact network, we had to repair." Subway maintenance staff urged passengers to jointly safeguard the OCS security, after all, this is the lifeline of the subway irreplaceable "".