Archive

Apr 19, 2026

AC Interference on Buried Pipelines: Field Assessment and Mitigation

Article 0056 How to screen for AC-induced corrosion risk during a close interval survey

Apr 16, 2026

Current Response Testing: Measuring What Your Pipeline Actually Needs

Article 0055 Test Procedure, Worked Calculations, Anode Bed Design, and Why the Numbers Tell You More Than You Think

Apr 12, 2026

Locating and Repairing Cable Breaks in CP Systems

Article 0054 When the Amps Drop to Zero

Apr 11, 2026

Close Interval Survey - The Making Of A Great Technician

Article LJM 005 What is CIS?

Apr 9, 2026

Drainage Bond Sizing: The Calculation Behind the Mitigation

Article 0053 Drainage Bond Sizing: The Calculation Behind the Mitigation

Apr 5, 2026

Current Span Test Stations

Article 0052 The Pipe as Its Own Shunt

Apr 2, 2026

What Makes a Coating Repair Acceptable in the Field?

Article 0051 An inspector’s view from the pipeline right-of-way

Mar 31, 2026

Stray Current: The Corrosion Problem That Isn't Yours — Until It Is

Article 0050 When the Current on Your Pipeline Belongs to Someone Else

Mar 29, 2026

E Log I Testing for Well Casings

Article 0049 How a Polarization Curve Solves a Problem Nobody Can Dig Up

Mar 27, 2026

Current Density

Article 0048 The Number Behind the Protection

Mar 26, 2026

Why Quality Coating Matters to Cathodic Protection

Article 0047 The Key to Lower Current Demand and Longer Pipeline Life

Mar 23, 2026

Hotspot Surveys - Muy Caliente!

Article LJM 004 What is a Hotspot Corrosion Survey?

Mar 22, 2026

Influencing Factors: Temperature, Oxygen & Relative Movement

Article 0046 How three key environmental variables drive the current required for cathodic protection — and what that means in the field.

Mar 20, 2026

When Surface Profile Exceeds the Coating Manufacturer’s Limits

Article 0045 How Overly Aggressive Profiles Undermine Coating Protection

Mar 18, 2026

Internal Corrosion: Sweet and Sour

Article 0044 Carbon Dioxide and Hydrogen Sulfide Corrosion

Mar 15, 2026

Evaluating Galvanic Anode Beds

Article 0043 Evaluating a Galvanic Anode Bed on a Pipeline: A Guide for Corrosion Field Technicians

Mar 11, 2026

Setting A Current Interrupter - Fun Stuff

Article LJM 003 Interrupting a CP Rectifier

Mar 10, 2026

New Coating Inspectors: Practical Field Guidance

Article 0042 Guidance, Links, and Downloads

Mar 8, 2026

Dew Point - Inside and Out

Article 0041 Dew Point Explained in Different Contexts

Mar 6, 2026

QA vs QC in Coating Inspection

Article 0040 Understanding the Difference