General Info

For more than 35 years, Ultrablock Inc. has been manufacturing Lock-Block retaining wall system. Based in Vancouver, Wash., the firm offers a series of block products, such as wall systems, jersey barriers and wheel stops. Its product is used for containment bunkers, bulkheads, seawalls, wingwalls for bridges, barriers, retention ponds, culverts and wine storage facilities. The company also manufactures blocks for slope protection, landslide repairs as an alternative to crib-walls, gabions, rock/boulder walls and timber lagging.