92 Ill. Adm. Code 530.470
Above-Ground Facilities – Other Utilities
Section 530
Section 530.470 Above-Ground
Facilities – Other Utilities
Only light poles, power lines
and communication lines facilities and appurtenances to underground facilities
such as regulator vault gauge boxes, highway crossing casing vents, service and
system pressure regulator installations and pipeline markers will be allowed
above-ground on State highways.