C-36 – Plumbing Contractor
California Code of Regulations
Title 16, Division 8, Article 3. Classifications
A plumbing contractor provides a means for a supply of safe water, ample in volume and of suitable temperature for the purpose intended and the proper disposal of fluid waste from the premises in all structures and fixed works. This classification includes but is not limited to:
(a)Complete removal of waste from the premises or the construction and connection of on-site waste disposal systems;
(b)Piping, storage tanks and venting for a safe and adequate supply of gases and liquids for any purpose, including vacuum, compressed air and gases for medical, dental, commercial and industrial uses;
(c)All gas appliances, flues and gas connections for all systems including suspended space heating units. This does not include forced warm air units;
(d)Water and gas piping from the property owner’s side of the utility meter to the structure or fixed works;
(e) Installation of any type of equipment to heat water, or fluids, to a temperature suitable for the purposes listed in this section, including the installation of solar equipment for this purpose; and
(f)The maintenance and replacement of all items described above and all health and safety devices such as, but not limited to, gas earthquake valves, gas control valves, back flow preventers, water conditioning equipment and regulating valves.
Authority cited: Sections 7008 and 7059, Reference: Sections 7058 and 7059 (Business and Professions Code)
C-34 – Pipeline Contractor
California Code of Regulations
Title 16, Division 8, Article 3. Classifications
A pipeline contractor fabricates and installs pipelines for the conveyance of fluids, such as water, gas, or petroleum, or for the containment or protection of any other material, including the application of protective coatings or systems and the trenching, boring, shoring, backfilling, compacting, paving and surfacing necessary to complete the installation of such pipelines.
Authority cited: Sections 7008 and 7059, Reference: Sections 7058 and 7059 (Business and Professions Code)
A – General Engineering Contractor
Business & Professions Code
Division 3, Chapter 9. Contractors, Article 4. Classifications
7056. A general engineering contractor is a contractor whose principal contracting business is in connection with fixed works requiring specialized engineering knowledge and skill, including the following divisions or subjects: irrigation, drainage, water power, water supply, flood control, inland waterways, harbors, docks and wharves, shipyards and ports, dams and hydroelectric projects, levees, river control and reclamation works, railroads, highways, streets and roads, tunnels, airports and airways, sewers and sewage disposal plants and systems, waste reduction plants, bridges, overpasses, underpasses and other similar works, pipelines and other systems for the transmission of petroleum and other liquid or gaseous substances, parks, playgrounds and other recreational works, refineries, chemical plants and similar industrial plants requiring specialized engineering knowledge and skill, powerhouses, power plants and other utility plants and installations, mines and metallurgical plants, land leveling and earthmoving projects, excavating, grading, trenching, paving and surfacing work and cement and concrete works in connection with the above mentioned fixed works.