The following words, terms and phrases, when used in this division, shall have the meanings ascribed to them in this section, except where the context clearly indicates a different meaning:
1.1
ANSI - American National Standards Institute.
1.2
APPROVED - Means accepted by the District as meeting an applicable specification stated or cited in this regulation, or as suitable for the proposed use.
1.3
ASTM - Means American Society for Testing Materials.
1.4
AUXILIARY WATER SUPPLY - Means any water supply on or available to the premises other than the purveyor's approved public potable water supply.
1.5
AWWA - Means the American Water Works Association.
1.6
BACKFLOW DRAINAGE - Means a reversal of flow in the drainage system.
1.7
BACKFLOW - Means the flow of water or other fluids, mixtures or substances into the distributing pipes of a potable water supply system from any source other than intended approved source of supply.
1.8
BACKFLOW PREVENTER - Means a device or means designed to prevent backflow or back-siphonage.
1.
AIR GAP - Means a physical separation sufficient to prevent backflow between the free-flowing discharge end of the potable water system and any other system. The term is physically defined as a vertical distance equal to twice the diameter of the supply side pipe diameter, but no less than one inch.
2.
ATMOSPHERIC VACUUM BREAKER - Means a device which prevents back-siphonage by creating an atmospheric vent when there is either a negative pressure or subatmospheric pressure in a water system.
3.
BAROMETRIC LOOP - Means a fabricated piping arrangement rising at least 35 feet at its topmost point above the highest fixture it supplies. It is utilized in water supply systems to protect against back-siphonage.
4.
DOUBLE CHECK VALVE ASSEMBLY - Means an assembly of two independently operating loaded check valves with tightly closing shut-off valves on each side of the check valves, plus properly located test cocks for the testing of each check valve.
5.
DOUBLE CHECK VALVE WITH INTERMEDIATE ATMOSPHERIC VENT - Means a device having two independently operating loaded check valves separated by an atmospheric vent chamber.
6.
HOSE BIBB VACUUM BREAKER - Means a device which is connected to a hose bibb and which acts as an atmospheric vacuum breaker; not to be used under constant pressure.
7.
PRESSURE VACUUM BREAKER - Means a device containing one or two independently operated loaded check valves and an independently operated spring-loaded air inlet valve located on the discharge side of the check valve(s). The device includes tightly closing shut-off valves on each side of the check valve(s) and properly located test cocks for the testing of the check valve(s).
8.
REDUCED PRESSURE PRINCIPLE BACKFLOW PREVENTER - Means an assembly consisting of two independently operating loaded check valves with an automatically operating differential relief valve located between the two check valves, tightly closing shut-off valves on each side of the check valves plus properly located test cocks for the testing of the check valves and the relief valve.
9.
RESIDENTIAL DUAL CHECK - Means an assembly of two loaded independently operating check valves without tightly closing shut-off valves and test cocks. Generally employed immediately downstream of the water meter to act as a containment device.
1.9
BACKPRESSURE - Means a condition in which the owner's system pressure is greater than the supplier's system pressure.
1.10
BACK-SIPHONAGE - Means the flow of water or other fluids, mixtures or substances into the distribution pipes of a potable water supply system from any source other than its intended source caused by the sudden reduction of pressure in the potable water supply system.
1.11
DISTRICT - Is the trade name of the New Shoreham Water District.
1.12
BOARD - Means New Shoreham Board of Water Commissioners.
1.13
CROSS-CONNECTION - Means any actual or potential connection between the public water supply and a source of contamination or pollution.
1.14
CROSS-CONNECTION PERMIT - Means a document issued by the water supplier, which allows the use of a backflow preventer.
1.15
CONTAINMENT - Means a method of backflow prevention which requires a backflow prevention device at the water service entrance directly after the meter outlet valve and always before the first tap to any appliance, appurtenance, device, pump, pressure vessel, apparatus or outlet intended to serve or handle water.
1.16
CONTAMINANT - Means a substance that shall impair the quality of the water to a degree that it creates a serious health hazard to the public leading to poisoning or the spread of disease.
1.17
CURB STOP - Means a valve and access box configuration installed at the property line in conjunction with the extension of a service line to a property or facility.
1.18
CUSTOMER - Means any person, firm, corporation, government, or governmental division supplied by the District. "Commercial customer" means any customer who is taxed as commercial by the town.
1.19
DIG SAFE - Means Dig Safe System, Inc., a not-for-profit corporation, promotes public safety, protects vital utility services and safeguards against property and environmental damage. It is a communication network assisting excavators, contractors and property owners in complying with state law by notifying the appropriate utilities before digging so that utilities can respond to the work area to identify the location of underground facilities. (888)-DIG-SAFE.
1.20
DISTRICT - Means the New Shoreham Water District.
1.21
EXCAVATION - Means an operation for the purpose of movement or removal of earth, rock, or other materials in or on the ground, or otherwise disturbing the subsurface of the earth, by the use of powered or mechanized equipment, including but not limited to digging, blasting, auguring, backfilling, test boring, drilling, pile driving, grading, plowing in, hammering, pulling in, trenching, and tunneling; excluding the movement of earth by tools manipulated only by human or animal power and the tilling of soil for agricultural purposes.
1.22
FIRE SYSTEM - Means a separate system of water pipes or mains and their appurtenances installed solely to furnish water for extinguishing fire.
1.23
FIXTURE ISOLATION - Means a method of backflow prevention in which a backflow preventer is located to correct a cross-connection at an in-plant location rather than at a water service entrance.
1.24
FIRE SERVICE CONNECTION - Means a pipe extending from a main to supply a sprinkler, standpipe yard hydrant or other fire protection systems.
1.25
GPD - Means gallons per day.
1.26
H.D.P.E. -Means high density polyethylene service pipe material used in the water industry.
1.27
MAIN OR MAIN PIPE - Means the distribution pipe from which service connections are made to supply water to customers.
1.28
OSHA - Is the abbreviation for the Occupational Safety and Health Administration, U.S. Department of Labor. OSHA develops and enforces federal safety and health regulations for businesses and industries.
1.29
OWNER - Means any person who has legal title to, or license to operate or habitat in, a property upon which a cross-connection inspection is to be made or upon which a cross-connection is present.
1.30
POLLUTANT - Means a foreign substance that, if permitted to get into the public water system, shall degrade its quality so as to constitute a moderate hazard, or impair the usefulness or quality of the water to a degree which does not create an actual hazard to the public health, but which does adversely and unreasonably affect such water for domestic use.
1.31
PUBLIC WATER SYSTEM - Means the water system operated by the District, which provides the public water for human consumption through pipes or other constructed conveyances. Such system has at least 15 service connections or regularly serves at least 25 individuals daily at least 60 days out of the year. Such term includes:
a.
Any collection, treatment, storage and distribution facilities under control of the operator of such system and is used primarily in connection with such system; and
b.
Any collection or pretreatment storage facilities not under such control which are used primarily in connection with such system.
1.32
PREMISES, AS USED IN THIS DIVISION - Shall be restricted to the following:
a.
A building under one roof owned or leased by one customer and occupied as one residence or one place of business.
b.
A combination of buildings owned by one customer in one common enclosure, or occupied by one family, or one corporation or firm, as a residence or place of business.
c.
Each unit of a multiple house or building separated by a solid vertical partition wall, occupied by one family or one firm, as a residence or place of business.
d.
A building owned by one customer having a number of apartments, offices, or lofts which are rented to tenants, and using in common one hall and one or more means of entrance.
1.33
SERVICE PIPE OR SERVICE CONNECTION - Means the pipe running from the main pipe to the premises of the customer.
1.34
SEASONAL USE - Means any intermittent use, season after season, at the same premises.
1.35
STANDBY CUSTOMER - Means any premises where a connection is made from the District's curb stop onto private property as a secondary water supply, where a primary water supply exists for the use of that premises.
1.36
WATER SERVICE ENTRANCE - Means that point in the owner's water system beyond the sanitary control of the water supplier; generally considered to be the outlet end of the water meter and always before any unprotected branch.
1.37
WATER SUPERINTENDENT - Means the official, or delegated representative in charge of the District who is vested with the authority and responsibility for the implementation of an effective cross-connection control program and for the enforcement of the provisions of this division.