(1) “Appurtenance” means equipment and/or accessories which are a necessary part of an operating utility system or subsystem.

(2) “Backfill” means the replacement of excavated material with suitable material compacted as specified.

(3) “Boring” means grade- and alignment-controlled mechanical or other method of installing a pipe or casing under a road without disturbing the surrounding medium. This is typically done with a pneumatic tool that displaces the soil laterally without removing it.

(4) “Carrier” means a pipe directly enclosing a transmitted fluid or gas.

(5) “Casing” means a larger pipe enclosing an underground utility for the purpose of providing structural or other protection to the underground utility and/or to allow for underground utility replacement without re-excavation, drilling, or boring.

(6) “Coating” means a protective material applied to the exterior of a pipe or conduit to prevent or reduce abrasion and/or corrosion damage.

(7) “Conduit” means an enclosed tubular runway for protecting wires or cables.

(8) “Cover” means the depth to top of pipe, conduit, casing, gallery, or underground utility below the grade of a road prism or ground.

(9) “Drain” means appurtenances to discharge accumulated liquids from casings or other enclosures.

(10) “Drill” means to provide a void for underground utilities by augering through, and removing, the soil.

(11) “Encasement” means a structural element surrounding a pipe or conduit for the purpose of preventing future physical damage to the pipe or conduit.

(12) “Facility” means something that is built, installed, or established to serve a particular purpose.

(13) “Franchise” means the occupancy and use document granted by the County required for occupancy of road rights-of-way in accordance with Chapters 36.55 and 80.32 RCW.

(14) “Gallery” means an underpass for two or more utility lines.

(15) “Manhole” means an opening in an underground utility system into which workers or others may enter for the purpose of making installations, inspections, repairs, connections, cleaning, and testing.

(16) “Pavement” means the combination of subbase, base course, and surfacing placed on a subgrade to support the traffic load and distribute it to the subgrade.

(17) “Permit” means a document issued under the authority of the County Engineer or Public Works Director or their designee. The permit provides specific requirements and conditions for specific utility work at specific locations within the right-of-way.

(18) “Pipe” means a structural tubular product designed, tested, and produced for the transmittal of specific liquids and gases under specific conditions.

(19) “Plowing” means the direct burial of utility lines by means of a ‘plow’ type mechanism, which breaks the ground, places the utility line at a predetermined depth, and closes the break in the ground.

(20) “Pressure” means the internal gage pressure in a pipe in pounds per square inch, gage (psig).

(21) “Private lines” means privately owned, operated and maintained utility facilities devoted exclusively to the use of the owner.

(22) “Relocation” means the planned change of location of an existing facility to a more advantageous place without changing the character or general physical nature of the facility.

(23) “Replacement” means the installation of a like element of a utility system or subsystem in the same or near-same physical location, normally due to damage, wear or obsolescence of the element.

(24) “Restoration” means all work necessary to replace, repair or otherwise restore the right-of-way and all features contained within to the same or equal condition as before any change or construction thereto.

(25) “Right-of-way” is a general term denoting public land, property, or interest therein, usually in a strip, acquired for or devoted to transportation or secondary purposes, and also applies to the plural (rights-of-way).

(26) “Road (or roadway)” means a general term denoting a street, road or other public way, including shoulders, designated for the purpose of vehicular and/or pedestrian traffic.

(27) “Sleeve” means a short casing through a pier, wall, or abutment of a highway structure.

(28) “Traffic control” means those activities necessary to safeguard the general public, as well as all workers, during the construction and maintenance of utility facilities within the right-of-way.

(29) “Trenched” means the installation of a utility in an open excavation.

(30) “Untrenched” means the installation of a utility without breaking the ground or pavement surface such as by drilling or boring.

(31) “Utility” means any facility physically located in, on, or above the ground and serving to distribute materials or services, as addressed in CCC 9.48.020. Alternatively, this means the company, person, agency, etc., owning such facility.

(32) “Vent” means appurtenance to discharge gaseous contaminants from casings or other enclosures.