Construction - repair - maintenance
Port and Industrial Structures:
The techniques used for each phase depend on the materials used or the existing structure. Expertech Marine performs all operations based on the materials and distinct properties (wood, concrete, steel, sheet pile, piling, timber cribwork, stone) involved.
Bridges & Culverts:
- Surface preparation, including bush hammering, high-pressure cleaning and chipping
- Drilling
- Mechanical and chemical anchor installation
- Steel reinforcement installation
- Formwork
- Concrete construction, repair and crack injection
- Concreting
- Scour and erosion repair
Wharves:
- Cathodic protection system installation
- Scour and erosion repair
- Cutting-Welding
- Formwork
- Mechanical, wood and steel pile assembly and cladding
- Drilling-Blasting
- Mechanical and chemical anchor installation
- Steel reinforcement installation
Hydraulic Structures (dams, sea wall and retaining walls):
- Surface preparation, including bush hammering, high-pressure cleaning and chipping
- Riprap
- Concreting
- Concrete repair and crack injection
- Scour and erosion repair
- Cofferdams and pipe caps installation
- Sill and groove cleaning
- Drilling-Blasting
- Mechanical and chemical anchor installation
- Formwork
Municipal Structures:
Waterworks intakes and work in contaminated and hard-to-access sites, including:
- New waterworks intake installation and repair
- Outfall installation and repair
- Booms
- Locks
- Underwater cables
- Welding and oxygen cutting
- Basin cleaning
- Water pipe repair