A tower crane operator on a high-rise site in Lekki gets a warning on his handset before his supervisor even radios him: a strain gauge fitted to the crane’s jib has logged a load reading outside its rated envelope. No one climbed the mast to check a dial. IoT, or the Internet of Things, is…

A site manager on a mixed-use tower in Lekki recently asked why a vibration-monitoring sensor network quoted at $40,000 for twelve months had ballooned to $67,000 by handover. The answer wasn’t the sensors. It was cellular data charges in a low-coverage zone, a platform license renegotiated mid-project, and calibration visits nobody had budgeted for. This…

Walk onto any large construction site today — a bridge rehabilitation in Lagos, a high-rise in Abuja’s Maitama district, or a port expansion in Port Harcourt — and you will likely find at least one IoT device running in the background. A vibration sensor on a formwork frame. A soil moisture probe in a temporary…