Plastic mesh materials for construction of civil engineering structures for reinforcement purposes, namely, reinforcement and stabilization of soil or aggregate layers beneath unpaved roads, and reinforcement and stabilization of aggregate or soil situated below paved roads to stabilize the roadbed; soil reinforcement mesh and soil stabilization mesh made of plastic; erosion control plastic mesh, mats and sheeting, not of metal; plastic building mesh and plastic film for use in civil engineering, for the purposes of drainage, stabilizing inclines, recultivation, plant support, absorption, filtration, separation, stabilization and reinforcement of the soil, for use in connection with road construction, railroad construction, tunnel construction, waterway construction, runway construction, levee construction, and public works construction, for nurseries, greenhouses and landscaping, fencing, penning and enclosing livestock fields and pastures, and construction of civil engineering structures