Rehabilitation of structures is necessary to implement after natural disasters or when seeping groundwater. Surveys and subsequent projects can give for the result of the undercutting of the masonry, drying, cutting stainless steel plates or microwave drying.

Water structures, highway construction and civil/structural engineering, community building: -treatment, purification of rivers/streams and ponds -torrent regulation and bank reinforcement/protection -soil conservation measures and flood control -compacting/dyking/dyke building, dam reconstruction -earthworks, field engineering -flood damage ...