Composite Earth

Earth Stabilization Devices In the Nature of Panels or Blocks of Common Metals For Earth Stabilization

Foils, Gratings, Sheets, Panels, Form Sections, Slabs, Blocks, Bars, Rods, Strips, Frames and Frameworks, All of Common Metals and For Earth Stabilization

Metal Tubes and Pipes

Soldering Metals

Screws, Bolts, Nuts, Hooks and Nails, All of Common Metals Prefabricated Nonmetallic Buildings

Nonmetallic Structures Consisting of Concrete Panels or Blocks and Reinforcing Bands or Strips For Earth Stabilization By Mechanical Means

Nonmetallic Structures Consisting of Concrete Panels or Blocks and Reinforcing Bands or Strips For Retaining Earth

Nonmetallic Retaining Walls

Nonmetallic Materials For Building Civil Engineering Structures, Namely, Concrete Panels or Blocks and Reinforcing Bands or Strips

Nonmetallic Frameworks For Building Civil Engineering Structures

Nonmetallic Panels For Lining Mechanically Stabilized Land Structures

Nonmetallic Panels For Lining Earth Stabilization Structures By Mechanical Means

Concrete Panels

Concrete Blocks

Concrete Enclosures For Retaining Earth

Concrete Reservoirs For Retaining Earth

and Modular Silos, All Completely Nonmetallic, Used For Building Civil Engineering Structures Repair, Maintenance and Demolition Services of Buildings and Civil Engineering Structures

Construction, Maintenance and Repair Services of Roads, Tracks, Runs, Bridges, Bridge Abutments, Stabilized Land Structures, Earth Stabilization Structures and Devices, Embankments, Retaining Walls, Dikes, Tunnels, Gutters, Enclosures, Retention Basins, Reservoirs and Silos

Earthmoving

Land Clearing

Excavation

Underwater Dredging

Construction Supervision Engineering Services In the Field of Building Construction

Surveying and Technical Consulting Relating To Goods and Services In the Field of Construction