熟女精品国产一区二区三区,无码人妻精品一区二区三区在线,插美女老师阴道在线马同,又小又紧女magnet

Today:
首頁 > English > News Gallery > Company Everts > Company News

The longest section of the main line of Qimen-Wuyuan Expressway is fully completed

Source:    Date:2022-08-18  

On August 6, with the last steel-mixed laminated beam of Qimen-Wuyuan Expressway Xinting Bridge falling steadily on the cover beam, the whole line of Qimen-Wuyuan Expressway A2 standard constructed by MBEC was successfully completed, and the project is scheduled to complete all construction tasks before the end of September this year.

A2 sectionof Qimen-Wuyuan expressway standard project is located in Wuyuan county, along the line with complex topography, mountain gullies, forest coverage rate of 83%, the project construction is difficult and environmental protection requirements are high. As the longest section of main line of Qimen-Wuyuan Expressway, A2 section standard of Qimen-Wuyuan Expressway is 16.14 km long, including 11 main line bridges, 6 interchange and connection bridges, 2 tunnels and 31 culverts. The 60-meter π-type steel-mixed laminated girder used in the project construction is the first of its kind in the country and sets a new record for the largest span of prefabricated steel-mixed laminated girder of domestic expressway.

up:

next:

大理市| 县级市| 伊金霍洛旗| 丰镇市| 巴东县| 班玛县| 分宜县| 隆昌县| 大余县| 宝应县| 恭城| 祁东县| 芦溪县| 阿拉善盟| 都匀市| 辉南县| 广州市| 宕昌县| 即墨市| 遵义县| 林甸县| 南阳市| 互助| 怀来县| 赣榆县| 丹阳市| 磐石市| 郧西县| 雅安市| 湟中县| 容城县| 天镇县| 法库县| 土默特左旗| 昂仁县| 衡山县| 绍兴市| 渭源县| 峡江县| 台南县| 高要市|