Late at night on February 20, the reporter came to the first section of Hezhou Bama Expressway (du’an-bama section) and walked into the construction site between Badu tunnel and Fulong tunnel
. 
What he saw was the hot construction scene: a number of heavy trucks full of asphalt concrete shuttled back and forth, and the workers skillfully controlled large asphalt pavers in the heat wave, and separated the asphalt from each other Evenly laid to the designated location, three roller into the “product” shape ladder advance, the asphalt concrete compaction, a smooth new asphalt pavement gradually formed
. 
The picture shows the hot construction site
. 
Badu tunnel and Fulong tunnel are located in Longfa village, Guhe Township, Dahua Yao Autonomous County, deep in the mountains
. 
The steep slopes on both sides of the road connecting the two tunnels are more than 10 meters high, and the mobile phone signals are intermittent, so the natural conditions are complex
. 
Wei Mingbo, who is in charge of pavement construction, told the reporter: “in order to ensure the opening of the Duba Expressway on schedule, more than 50 of our workers began to pave the asphalt pavement on the third day of the first month
. 
They carry out 24-hour uninterrupted operation, and can pave two to three kilometers of pavement every day
. 
According to the current progress, we can ensure the completion of the project on time and with good quality.” The workers are working overtime
. 
It is understood that on the 40km road surface constructed by Guangxi Road Construction Engineering Group Co., Ltd
. 
Duba branch, there are 20 tunnels and 22 bridges
. 
The ratio of bridge to tunnel is high and the construction is difficult
. 
Builders overcome difficulties, and strive to promote the progress of nongwangshan excavation and Dahua connecting line, so as to provide sufficient materials for asphalt and water stable pavement construction
. 
Among them, the designed excavation volume of nongwangshan is 1.8626 million cubic meters, and 1.8526 million cubic meters have been completed by the end of the day, with a completion rate of 99.5%
. 
Water stable paving of Chengjiang interchange
. 
Pavement construction of Du Annan interchange
. 
Overlooking the capital Annam interchange
. 
Overlooking Xiaxiao viaduct bridge
. 
Rao Kunrong, project manager of Duba Division I, introduced that in order to ensure the completion and opening of Duba Expressway on July 1 this year, during the Spring Festival, the division invested 116 management personnel, 146 labor workers, 109 sets of machinery and equipment, completed 25.9 km of water stability, with a completion rate of 99%, 24 km of lower asphalt layer, 92%, 36 km of middle surface layer, 80% of upper layer 17 km
.
The excavation of NongWang mountain is carried out day and night
.
When the reporter drove away from the construction site, the construction was still in orderly progress, the vehicles passed through the dark Badu tunnel, and the roar of construction machinery was still reverberating in the silent Valley -End – content source: Hechi daily, editor of this article, shouwangjun consulting, contribution: wkw0771 (wechat)
.
For more wonderful information about Du’an, please pay attention to the push of Du’an shouwangjun.
.
