Digital does not replace physical networks
A sensor cannot move water or collect waste; it provides information that may help operate those systems.
Connectivity becomes a dependency
Remote controls and data platforms may rely on communications links and power.
Interoperability matters
Different departments and vendors need data to be understandable and usable across systems.
Manual fallback can matter
Highly digital operations still need plans for degraded or unavailable systems.
Scope boundary. This page explains system relationships at a planning level. Real utility, transportation, emergency, structural, electrical, cybersecurity and public-safety decisions require local agencies and qualified professionals.