This method can be used to definite the dimension and strength of abamurus by determining some physical parameters(such as elastic wave velocity and electromagnetic wave velocity etc,) and by the correlation of these physical parameters with mortar flag stones.

The article separately introduces two skeleton protective drainage methods as grouting rubble slope and grouting rubble inclined skeleton,carries out inspection of the two skeleton setting methods through separate simulation test,and shows by the results that the two drainage methods all gain satisfied results,which has significance to guarantee vehicle safety and improve service life of pavement.

Through analyzing the diseases of masonry culvert in Guangshao Section of Beijing-Zhuhai expressway,it is put forward that eyelet injection method of the steel perforated pipe can reinforce the foundation,the embankment fill and the culvert body.

Some common disease phenomena of abutment body cracking,masonry structure tilting and buckling deformation appear during the working period of many mortar rubble abutments which endangers the normal working of bridges and road safety seriously.

The application of mortar laid stone lining in canal seepage control and countermeasures;