(1) Public works contracts for construction services where the total contract price is more than $25,000 are subject to standard prevailing wage requirements, and include building construction, heavy construction, and highway construction.

(2) Building construction projects generally are the constructions of sheltered enclosures with walk-in access for housing persons, machinery, equipment, or supplies. It includes all construction of such structures, incidental installation of utilities and equipment, both above and below grade level, as well as incidental grading, utilities and paving.

(a) Examples of building construction include, but are not limited to, alterations and additions to buildings, apartment buildings (five stories and above) , arenas (closed) , auditoriums, automobile parking garages, banks and financial buildings, barracks, churches, city halls, civic centers, commercial buildings, court houses, detention facilities, dormitories, farm buildings, fire stations, hospitals, hotels, industrial buildings, institutional buildings, libraries, mausoleums, motels, museums, nursing and convalescent facilities, office buildings, out-patient clinics, passenger and freight terminal buildings, police stations, post offices, power plants, prefabricated buildings, remodeling buildings, renovating buildings, repairing buildings, restaurants, schools, service stations, shopping centers, stores, subway stations, theaters, warehouses, water and sewage treatment plants (buildings only) , etc.

(b) Projects involving the construction, alteration, or repair of single family individual dwelling units, houses, or apartment buildings of not more than four stories in height and consisting of not more than eight living units, are not subject to the prevailing wage rates.

(3) Highway construction projects include, but are not limited to, the construction, alteration, or repair of roads, streets, highways, runways, taxiways, alleys, trails, paths, and parking areas, bridges constructed or repaired in conjunction with highway work, and other similar projects not incidental to building construction or heavy construction.

(a) Highway construction projects include, but are not limited to, alleys, base courses, bituminous treatments, bridle paths, concrete pavement, curbs, excavation and embankment (for road construction) , fencing (highway) , grade crossing elimination (overpasses or underpasses) , guard rails on highways, highway signs, highway bridges (overpasses, underpasses, grade separation) , medians, parking lots, parkways, resurfacing streets and highways, roadbeds, roadways, runways, shoulders, stabilizing courses, storm sewers incidental to road construction, street paving, surface courses, taxiways, and trails.

(4) Heavy construction projects include, but are not limited to, those projects that are not properly classified as either "building construction", or "highway construction."

(a) Heavy construction projects include, but are not limited to, antenna towers, bridges (major bridges designed for commercial navigation) , breakwaters, caissons (other than building or highway) , canals, channels, channel cut-offs, chemical complexes or facilities (other than buildings) , cofferdams, coke ovens, dams, demolition (not incidental to construction) , dikes, docks, drainage projects, dredging projects, electrification projects (outdoor) , fish hatcheries, flood control projects, industrial incinerators (other than building) , irrigation projects, jetties, kilns, land drainage (not incidental to other construction) , land leveling (not incidental to other construction) , land reclamation, levees, locks and waterways, oil refineries (other than buildings) , pipe lines, ponds, pumping stations (prefabricated drop-in units-not buildings) , railroad construction, reservoirs, revetments, sewage collection and disposal lines, sewers (sanitary, storm, etc.) , shoreline maintenance, ski tows, storage tanks, swimming pools (outdoor) , subways (other than buildings) , tipples, tunnels, unsheltered piers and wharves, viaducts (other than highway) , water mains, waterway construction, water supply lines (not incidental to building) , water and sewage treatment plants (other than buildings) and wells.