Jishou West Connection Line Project of Contract Section 19 of Yongji Expressway


Release time:

2024-06-07

The original pavement structure of the connection line is designed as cement concrete pavement, and its structural form is: 28cm cement concrete +1cm asphalt seal +18cm5% cement stabilized macadam base +18cm4% cement stabilized macadam subbase +15cm macadam cushion. Considering the climate, hydrology, geology and material supply along the line, in order to promote the application of bioenzyme soil solidified layer in the connection line, according to the traffic flow and growth, according to the technical index design requirements of the Ministry of Communications, the new structural pavement design of the bio-enzyme subbase is carried out.

On-site construction drawings are as follows: