is the largest Russian information resource telling about design, construction and maintenance of underground structures all over the world.
The main objective of the portal is provision of accessibility and dissemination of relevant information on underground space development.
The portal is the only information center, which has collected popular scientific, educational and technical materials on reclaiming of underground space over the world. The centralization of data on one resource makes it possible to streamline the exchange of information and create a discussion platform for scientists, business people and government authorities.
Popularization of this topic in the community helps to form a positive attitude with the persons taking urban planning decisions, and as a result creates the conditions for increasing the volumes of underground construction.