California bearing ratio is a technical judgment indicator of the intension of subgrade and pavementstrength. It is important to the selection of subgrade padding.
It presents the performance of slurry seal as the preventive maintenance required by the pavementstrength, stability and flatness, and provides some measures to improve the seal coat quality.
To improve the strength and stability of roadbed can reduce the thickness of the pavement, improve the road quality, prolong the service life of pavement, and reduce the cost of projects.