More examples & information related to
Underground Electrical Wiring for Parking Lots can be found here:
Underground Electrical Power
Splice pit at new lighting pole foundation.
This splice pit was needed in order to extend wiring to a new location for a parking lot lighting pole which was damaged.
The finished product has a vandal proof cover and will last a lifetime.
Installed without crushed stone drainage.
Correct splice pit but incorrect installation.
Same splice pit, different view. This shows the changes in grade which is normal over time (note, corner lower than grass) and without
the crushed stone for drainage, it will fill up and short out the system.
These are the wrong splice boxes found after the soil was cleared. These are meant for exterior - wall mount only.
They are not splice pits and very commonly used as such by inexperienced electricians. They hold water and short out.
These are "stub-up conduits" without any sealant. They are in a deep splice pit but fill up with water and short out over time.
This is the wrong splice box found after the soil was cleared. Meant for exterior - but wall mount only.
Inexperienced electricians make the power connections using them, but six months after they are paid, they short out again.
Drive over type splice box for underground wiring splices for a parking lot.
Underground wiring trench and conduit across a commercial business drive - done at night.
Outlet box at base of sign below grade due to gradual rise on soil. Wires short out from mud and water.
Drive over split pit for underground wiring.
Rise in grade for underground wiring creates short-outs in splice boxes due to mulch converted to soil.
New underground power - trenching across a parking lot to a new lighting pole installation. Cut and patch blacktop surface.
Trenching through a parking lot for new underground power cables. Code compliant depth.
Distribution point for new underground power supply conduits and cables to various sections of a parking lot.
Underground electrical service to ATM Machine requires cooperation with utility company for locations and specs.