Manhole covers are a crucial part of urban infrastructure. They provide access to underground utility networks, including sewage lines, storm drains, and inspection chambers. They also support the safe movement of pedestrians and vehicles. Manhole covers also protect underground pipes and cables from unauthorized access. However, over time, changing weather, heavy traffic, moisture, and corrosion compromise the manhole cover ’s performance and service life when proper maintenance is neglected. Routine inspection and preventive maintenance help detect potential issues early and extend the lifespan of manhole covers.

(more…)