JF Deck

Steel deck plate for floor formwork (flat deck) for building reinforced concrete slabsWith formwork disassembly not necessary, shoring work is greatly reduced, shortening the construction period.

Guard Fence for Bridges

Guard fence installed on bridgesThree types of guard fences are available.

Liner Plate

Earth-retaining material that is lightweight and can be transported and installed by workersIt is used for a wide range of applications such as vertical shafts, tunnels, and landslide countermeasures, and is ideal for places that cannot be accessed by heavy equipment.

J Smart Wall®(JSW)

New type of earth-retaining material enables ring-less reinforcement of the conventional liner plate vertical shaftsSignificantly reduces construction labor and improves safety during construction

Urban Ring®(UR)

Press-fit urban caisson method developed for restricted construction space in urban areasA systematic construction method using Urban Ring® (split assembly-type earth retaining wall) allows diverse applications.