Design and engineering services in the field of civil engineering concerning temporary shoring, permanent structure supports, retaining walls, abutments, bridges, and foundations; Civil engineering evaluation of temporary shoring, permanent structure supports, retaining walls, abutments, bridges, and foundations to assure compliance with industry standards

non-metallic building materials, namely, geogrids and geotextiles for soil reinforcement, woven or non-woven geotextiles for erosion control and/or mechanical protection; non-metallic building materials, namely, facing systems comprising segmented concrete blocks or discrete concrete panels