Recently，Lankao-Taikang Section of Henan Lankao-Shenqiu Expressway（Short name“Lanzhou-Taiyuan Expressway”）Construction site，The machine roared，A busy scene of construction。Located in the second bid of Lanzhou-Taiyuan Expressway in Qixian County, Kaifeng, Henan Province，It is a good time for construction in spring.，Set off the construction boom of precast box girder project。

According to the project manager of Lanzhou-Taiyuan Expressway Bid II of CCCC Fourth Harbor Engineering Co., Ltd.，The total plan is to produce 878 prefabricated box girders.，There are 394 20-meter box girders.、409 30m box girders、75 40m box girders，At present, the first prefabricated box girder has been successfully poured.，It is expected that the box girder prefabrication task will be completed by the end of this year.。It is reported that，To ensure the overall progress of the project，The project technical team prepares the special construction scheme in advance.，The construction shall be carried out strictly according to the scheme.，Put an end to construction without plan、Program lag and other phenomena，A total of more than 20 special construction schemes have been prepared.，More than 20 times of secondary disclosure throughout the year，More than 200 times of three-level disclosure，Achieve full coverage of technical disclosure。At the same time，For the large number of bridges、The problem of heavy steel bar processing task，The project team added one steel bar processing yard in Xizhai Comprehensive Station and Peicundian Comprehensive Station respectively.，Increase to 18 gantry cranes，Doubling of bridge substructure and beam slab formwork。

Lanzhou-Taiyuan Expressway runs from north to south，The starting point is in the northwest of Buchang Village, Guying Town, Lankao County.，Connect with Rilan Expressway，Intersect with Yanluo Expressway in the west of Fucaolou Town，Reach the end of the project，The total length is about 112.101 kilometers。After the completion of the project，A new longitudinal encryption channel will be formed between Daguang Expressway and Yangxin Expressway.，Speeding up the High-quality Development of Henan's Transportation。