Elementary Analysis on Existing Problems and Treatment Measures in Widening of Old Road
With the continuous development of society, more and more old roads need to be widened and reconstructed. How to treat the overlap of the old and new roadbeds, and how to reduce the influence of uneven settlement on the service life and safety of road become the key points and difficulties in this kind of project. The article briefly describes the uneven settlement problems universally existing in the widening of old road and the causes of the diseases, summarizes the common treatment measures in the widening projects of old road now, and introduces the selection of widening section and the treatment of the widened roadbed in order to reduce the uneven settlement by the widening and reconstruction of engineering cases.
【CateGory Index】： U418.8