Voices: Field Notes

Prevent Post-Project Pitfalls

Take steps to avoid problems and troubleshoot any that arise

By Dirk Willard, contributing editor
Dec 5, 2019

The wiring for a level switch I’d installed in an extremely hazardous area of the plant was wrong on a one-line diagram. After an electrical storm knocked out the power and some instruments, the plant electrician couldn’t figure out the wiring — and the engineer who drew up the diagram had left the company.

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