Most of countries in the world prefer to choose concrete, reinforced concrete and other masonry structures in landslide prevention and treatment. However, in recent 20 years, many countries such as U.S.A, Japan, Great Britain, France, Russia, Korea, India, Norway, Sweden, Finland, Switzerland... have successfully researched and widely used kinds of steel structures in the issue. This paper is written about initial results of the Ministerial Research Project on "Application of new technology with steel grid and steel structure retaining wall to landslide prevention and treatment on road network in Vietnam" and about scope of application to landslide prevention and treatment on road network in Vietnam.