The answer to whether outdoor extension cables can be buried is a bit nuanced. While it is technically possible to bury outdoor extension cables, it is generally not recommended, especially for long-term installations. There are several reasons for this:
Risk of Damage: Burying extension cables increases the risk of accidental damage since they may be exposed to digging tools, gardening equipment, or other forms of physical stress. This can lead to exposed wiring, insulation damage, or even complete cable failure.
Moisture and Water Accumulation: Underground burial can expose extension cables to moisture, which can lead to electrical short circuits, corrosion, and other potential hazards. Moist soil, pooling water, or even flooding can compromise the integrity of the cable and pose a safety risk.
Difficulty in Maintenance: Burying extension cables can make it challenging to access and maintain them properly. In case of repairs or replacements, it becomes more time-consuming and costly to dig up the cables, potentially disrupting the landscape or causing inconvenience.
Alternative Solution: It is advisable to use permanent wiring solutions instead of burying extension cables. Outdoor electrical boxes, conduit systems, and ground fault circuit interrupters (GFCIs) can be installed to provide safe and code-compliant power access in outdoor areas.
While outdoor extension cables are essential for powering devices in outdoor settings, burying them is generally not recommended due to safety concerns. High risk of damage, moisture accumulation, and difficulties in maintenance are some of the primary reasons against burying extension cables. Instead, it is recommended to explore permanent wiring solutions, such as outdoor electrical boxes and conduit systems, which provide safer and more reliable power access. Always prioritize safety by using weather-resistant cables, selecting the appropriate gauge, avoiding overloading, and regularly inspecting and maintaining your outdoor extension cables.