Locating Near 25kV Rail and EV Charging Hubs
Near 25kV rail and EV hubs, noise floods Power mode and can hide the cable you are after. Why silence is not safety, and three tactics to locate accurately.
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Nitrogen Purging in Drain Cameras Explained
Dry nitrogen inside a camera head stops condensation fogging the lens and keeps water out. How purging works and why it protects a professional camera.
The Confined Space Standby Person Explained
Most confined space deaths are rescuers who entered. The standby person breaks that chain: their role, the golden rule never to enter, and the kit behind it.
Laser Level Thermal Drift in Hot Weather
Direct sun and hot tarmac make a laser drift enough to matter over distance. Why thermal drift happens, and four simple steps to stop it building in an error.
AI Defect Recognition and WRc Drain Coding
WRc coding makes a drain survey professional. How AI defect recognition speeds up coding, and why a trained operator still has to verify and sign off.
gCAT4 Data Logging: Cloud, Security and Sovereignty
Logging locators record where, when and how every sweep was taken. What the gCAT4 captures, why data sovereignty matters, and what to check before you commit.
ELSA Escape Sets: 10 vs 15 Minutes
An ELSA gives a fixed supply of clean air to escape a confined space. How to choose between 10 and 15-minute sets from your assessed escape time, with margin.
Precision Drain Repair with Sonde Locating
Finding the defect is half the job; pinpointing it is what saves the driveway. How to locate a fault's exact position and depth with the camera's sonde.
Cable Locator Cost-Benefit Analysis
A single cable strike dwarfs the cost of a locator. We weigh hire, refurbished and new ownership, and the real running costs, against the price of a strike.
Green vs Red Laser Levels: Which Is Better?
Green beams are up to four times more visible to the eye, so they win indoors; red is cheaper and fine outdoors with a receiver. How to choose your beam colour.
Drain Camera Push-Rod Care and Repair
The push-rod takes all the abuse and fails first. Why rods kink and flood, how to make one last for years, and when a damaged rod can be repaired.
NUAR and Your CAT and Genny: Working Together
NUAR shows what is recorded underground; your CAT shows what is actually there. How the National Underground Asset Register fits alongside locating on site.