January 2019 Newsletter
Photo Essay: Seacock Installation
While it’s self-evident that seacocks play a vital role in a vessel’s watertight integrity, I continue to encounter improperly installed examples...
January 2024 Newsletter – The Perils of Double Grounding
Photo Essay: The Perils of Double Grounding
It is ubiquitous, various disparate onboard equipment, to which green bonding wires are attached. While not necessarily providing...
July 2018 Newsletter
Photo Essay: Bonding Systems Part II; Maintenance
In last month’s Photo Essay I reviewed the subject of unnecessary bonding. This month I’ll cover bonding system...
May 2016 Newsletter
Text and photos copyright © SDMC, Inc. 2016
Ask Steve: May 2015
Good day Steve! I have a question that your readers and I would benefit from, your...
Carbon Monoxide Poisoning
After receiving the following letter from a consulting client a discussion on the subject of CO poisoning seemed in order. Steve, After recalling reading something on...
Charging Start Batteries and Battery Testing
Steve, I have a 26' center console, 2 jet skis, a 13' whaler and the 58. Additionally I have two hoists that are battery powered with solar chargers. Basically,...
April 2016 Newsletter
Text and photos copyright © SDMC, Inc. 2016
Photo Essay While it may be cliché, the first words that come to mind when I see this image...
July 2022 Newsletter “Closed Cooling System Hose Failure”
Photo Essay: Closed Cooling System Hose Failure
While both must be reliable and robust, hoses used for conveying coolant (often incorrectly referred to as anti-freeze)...
May 2017 Newsletter
Photo Essay: Steering Component Inspection
Text and photos by Steve D’Antonio Copyright © 2017 Steering represents one of the most important systems aboard, at least equal to propulsion, electrical and...
May 2024 Newsletter – Not A Cord Grip
Photo Essay: Not a Cord Grip
These are small, inexpensive, and readily available parts, and they are critically important; without them the worst-case result can...








