As in the picture of an underground vault used to house underground wires, you can see how the rebar has rusted and the pressure has forced the concrete to crack, separate, and fall to the vault floor. This failure could cause extensive damage to the extremely high voltage wires and or fiber optic lines being [...]
As in the picture of an underground vault used to house underground wires, you can see how the rebar has rusted and the pressure has forced the concrete to crack, separate, and fall to the vault floor. This failure could cause extensive damage to the extremely high voltage wires and or fiber optic lines being [...]