Writing
Notes from the workshop and the field.
Practical pieces on lighting, pumps, panels, and fabrication. Most posts start from a problem we saw on a real job.
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Sizing a borehole pump — the cheat sheet
Yield, head, voltage drop, and the killer — dry-running. A practical guide for facilities managers who keep getting handed broken pumps.
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Why your street light keeps tripping at 2 a.m.
A two-minute fault-finding routine that catches 80% of the common causes before the technician arrives. Save the call-out fee, and save the time.
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Solar vs grid — the real cost-per-lux comparison
A fair comparison once you include downtime, generator hours, and the cost of replacing battery banks. The honest answer for compounds, schools, and roadside lighting.
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What makes a control panel last — six things to ask before you sign off
Most panel failures are decided at the design stage, not the installation. Six questions that separate a 10-year build from a 2-year replacement.
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