24.02.130 Engineering and design requirements.
A. General.
1. The property owner is responsible for water system design.
2. The water system designer shall be a civil engineer licensed in the state of Washington and qualified by both experience and educational background in the design of water facilities.
3. Engineering and design shall conform to the engineering standards.
4. Water facilities in a designated coal mine area are subject to additional design requirements; see the coal mine area subdivision, development and building permit regulations adopted by Resolution No. 5712.
B. Water Facility Requirements.
1. Whenever property is developed or redeveloped in any way such that water demand or use is altered, new water facilities shall be required whenever necessary to:
a. Meet fire flow and other fire protection requirements, including the number and location of fire hydrants and fire sprinkler components, as determined by the fire marshal’s office of the jurisdiction in which the project is located;
b. Meet domestic and irrigation flow requirements. See the engineering standards;
c. Meet pressure requirements. See the engineering standards; or
d. Replace or relocate existing facilities as required or authorized by the utility.
2. Whenever property is developed or redeveloped, water mains shall be extended through and to the extremes of the property being developed as required by the utility when needed for the orderly extension or efficient gridding of the public water system.
C. Water Service Design.
1. Water services shall be designed in accordance with the engineering standards.
2. Each separate building is required to have its own water service, except detached garages, sheds and guest houses on the same single-family residential parcel, as specified in the engineering standards.
D. Cross-Connection Control. All connections to the public water system, including those located in any water districts located within the city of Bellevue’s jurisdictional limits shall comply with the backflow prevention requirements of BCC 24.02.190. (Ord. 5963 § 1, 2010.)