In the case of VOCs, it is known that the removal can be realized through the use of titanium dioxide (TiO2) photocatalyst. The experimental results reveal that VOCs removal efficiency for Mortar with Photocatalyst powder was effective and It was different depending on the Photocatalyst types.

In this study, the validity of the current vehicle axle load restrictions, enforcement, and permit criteria established for the safety of the road structure were investigated. improvement of the current criteria based on the results of the review were proposed.