Corrosion Services
Trident offers comprehensive corrosion control and cathodic protection solutions for exposed, buried, or submerged structures. We have a diverse team with different levels of certifications in cathodic protection, coatings, corrosion, and non-destructive examinations. We recommend solutions that can be quickly and safely implemented to protect your vital infrastructure for many years to come. We can provide turnkey project solutions from start to finish – design, materials, installation, final testing, and report writing.
- Investigations
- Plans & Specifications
- Technical Recommendations
- System Design – Impressed Current and Galvanic Anode for pipelines, and facilities
- Review of CP Systems for design efficiency
- Stray Current Mitigation to bring protection back into compliance
- Coatings Inspection
- Current Requirement
- Line Current (Native & “On”)
- Current Requirement Testing
- AC and DC Stray Current Studies
- Cooperative Interference Testing
- Coating Condition Studies – Pipeline Current Mapping (ACVG), DCVG
- Pipeline Right of Way Resistivity and Corrosion Profile Surveys for ferrous, copper, and concrete pipelines
- Monthly/Bi-monthly Rectifier Readings/Surveys
- Annual Pipeline and Water Tank Level of Protection Survey
- Close Interval Survey
- Foreign Buried Pipe Contact Location
- Pipeline Shorted Isolation Testing
- Troubleshooting of Cathodic Protection Test Stations with wires that are not labeled
- A GPS location listing of Cathodic Protection Rectifiers Test Stations, and other facilities
- Coatings Inspection
- Current Requirement
- Line Current (Native & “On”)
- Current Requirement Testing
- AC and DC Stray Current Studies
- Cooperative Interference Testing
- Coating Condition Studies – Pipeline Current Mapping (ACVG), DCVG
- Pipeline Right of Way Resistivity and Corrosion Profile Surveys for ferrous, copper, and concrete pipelines
- Monthly/Bi-monthly Rectifier Readings/Surveys
- Annual Pipeline and Water Tank Level of Protection Survey
- Close Interval Survey
- Foreign Buried Pipe Contact Location
- Pipeline Shorted Isolation Testing
- Troubleshooting of Cathodic Protection Test Stations with wires that are not labeled
- A GPS location listing of Cathodic Protection Rectifiers Test Stations, and other facilities
- Visual Inspection
- Non-Destructive Testing
- Corrosion Pit Measurement, Mapping,
- Ultrasonic Wall Thickness Testing
- Visual bell hole inspection of coating and inspection, corrosion pit measurement and mapping, ultrasonic wall thickness measurement, cathodic protection measurements, soil and water corrosivity, photo and written documentation of findings
- Conduct inspection of exposed pipeline on all sides, prior to removal of coating, if required
- Cell to cell potential grid testing on concrete pipe surface to determine if corrosion activity exists inside concrete on steel surface is needed.
- Post-Coating Removal Inspection
- DOT, California Fire Marshall, and CPUC Compliance Reviews
- Pipeline Depth of Cover Assessments
- Integrity Records Review
- Pipeline Location
- Pipeline Marker Verification
- Cathodic Protection Records Review
- Soil Corrosivity Studies
- Internal Corrosion Studies and Prevention Recommendations
- Internal inspection
- Buried Pipeline Inspection
- Pipe coating application inspection services include pipe coating inspection to ensure that pipe coating is applied per manufacturer’s guidelines and industry practices
- Training CP Field Team
- Construction Crew Work Plan Guidance, i.e for Pipeline Casing Remediation
- O&M and Integrity Procedure Reviews, CP Design Standards, Manuals, and Other Services
- Environmental Field Services for Contaminated Soils/Water and Asbestos Pipe Wrap