‒ In Norway, > 80% of all lines and masts must be inspected annually by law. ‒ Inspections traditionally carried out by helicopter or on foot – this is time consuming, costly, and dangerous. Safe, standards-aligned inspections for critical assets in energy, utilities, telecom, and the built environment. Volume calculations and measurements. View Studies for Pre-Design and/or Pre-Sale. Commercially viable solution only. Inspection and subsequent maintenance processes of buildings, bridges, roads and railways are crucial in order to secure structural soundness, thereby extending the expected lifespan of different infrastructures. NR has extensive experience developing solutions for infrastructure inspection. We use. We are the largest tower company in the Nordics As a key player in the Nordics, we stand as one of the largest providers of telecom infrastructure. Through our 20,000 strategically positioned sites, encompassing towers, masts, and buildings, we deliver innovative solutions that empower both. Tower inspection audits are a vital process for cell tower owners and carriers, which involves a comprehensive examination of the structural integrity of telecommunication towers to identify potential risks and prevent any unplanned downtimes.