The design, material and construction methods
shall conform to the applicable sections of the current editions and
subsequent revisions of the following documents. These documents may
be reviewed in the office of the Town Planning Board.
A.
Recommended Standards for Water Treatment Works, Great
Lakes — Upper Mississippi River Board of State Public Health
and Environmental Managers.
B.
Rural Water Supply, New York State Department of Health.
C.
Part 75-B, New York State Department of Health.
D.
AWWA Standards, American Water Works Association.
E.
Fire Suppression Rating Schedule, Insurance Services
Offices.
A.
Public water systems.
(1)
Sites within or adjacent to an existing or proposed
future water district as shown on the Official Map or within 1,000
feet of public water mains shall be served by a public water system.
(2)
The applicant shall pay for the cost of extending
the water district and facilities to connect to the existing system.
(3)
The extension of facilities can be waived in specific
instances where economic hardship and suitable alternative methods
of water supply can be demonstrated.
(4)
Dry water mains shall be provided for all major subdivisions
unless waived by the Planning Board.
B.
Community water system.
(1)
Community water systems shall be provided for all
sites serving 50 or more housing units.
(2)
Water systems shall be designed in accordance with
the Recommended Standards for Water Works.
(3)
A minimum of two wells or other water supply sources
shall be provided.
(4)
Provisions shall be made for emergency power supply.
C.
Fire protection.
(1)
Fire protection shall be provided for major subdivisions
of 20 or more lots, sites with water flows greater than 10,000 gallons
per day and sites served by public water supply.
(2)
Fire protection shall be in accordance with the recommendations
of the Insurance Service Offices of New York State.
(3)
Fire ponds and dry fire hydrants will be considered
as alternative methods of fire protection where economic and technical
hardships can be demonstrated.
D.
Dry water mains. Dry water mains with valves and tees
for future hydrants shall be installed in all subdivisions greater
than 19 lots and on sites with daily flows of greater than 10,000
gallons per day when community or public water supply is not being
provided.
E.
Existing systems. The adequacy of existing water supply
systems shall be verified prior to any expansion of site facilities
or changes in use.
I.
Services. Corporation, three-fourths-inch or larger
diameter service line, curb box, water meter and approved backflow
prevention device shall be provided.
J.
Flow and pressure.
(1)
The minimum service flow shall be adequate for peak
demand.
(2)
The minimum domestic pressure shall be 40 pounds per
square inch at peak domestic demand.
(3)
The minimum residential fire flow shall be 500 gallons
per minute at 20 pounds per square inch residual pressure for a two-hour
duration.
(4)
The minimum nonresidential fire flow shall be in accordance
with Insurance Service Office recommendations.
(5)
Pressure-reducing valves and booster pumps shall be
provided when required.
L.
Wells.
(1)
Where public or community water systems are not feasible,
individual wells may be considered.
(2)
Individual wells shall be designed and constructed
in accordance with Rensselaer County Health Department requirements
and the New York State Rural Water Supply Handbook. The minimum yield
shall be five gallons per minute unless waived.
(3)
Test wells, pump tests and hydrogeologic studies shall
be performed in accordance with Recommended Standards for All Community
Water Systems for Water Works.
(4)
The installation of test wells, hydrogeologic studies
and pump tests may be required for major subdivisions and for sites
with daily flow requirements of greater than 10,000 gallons per day.
(5)
Water quality tests beyond the typical parameters
listed in the New York State Sanitary Code, Part 5, Drinking Water
Supplies, may be required in areas where groundwater is suspect.
M.
Ownership, operation and maintenance.
(1)
It shall be the general policy of the town to require that all community water systems be owned and operated by an approved public entity such as the town or the Rensselaer County Water and Sewer Authority. The town reserves the right of first refusal on ownership and the right to acquire such systems for a nominal sum [$1]. The town may choose not to accept community water systems at its discretion. In any event, the applicant must make provisions to own and operate the system during the one-year waiting period for acceptance, as discussed in § 188-30, Acceptance of improvements.
(2)
For community water systems, complete ownership, operation
and maintenance plans shall be submitted, including:
(a)
The owners of the system and any community agreement
documents.
(b)
Financial and performance guaranties.
(c)
The system operator.
(d)
Provisions for service and maintenance.
(e)
As-built drawings.
(f)
Equipment lists.
(g)
Instruction manuals.
(h)
Spare parts.
(i)
Regulatory and reporting requirements.
(j)
Emergency plans.
(k)
Operation and replacement cost estimates.
B.
Fittings shall be ductile iron, AWWA C110 or C153.
D.
Hydrants shall be five-inch, with two two-and-one-half-inch
hose nozzles and one four-and-one-half-inch steamer nozzle, six-inch
hub connection, open left, AWWA C502, Kennedy Guardian.
E.
Gate valves shall be cast-iron gate valve, bronze-mounted
resilient wedge, AWWA C509.
F.
Services shall be polyethylene tubing, ASTM D-1599,
NSF- approved copper tubing Type K, ASTM B88.
G.
Curb stops shall be Mueller H-1502-2 or equal.
H.
Valve boxes shall be cast-iron, telescopic pattern,
Mueller 410314 or equal.
I.
Corporation stops shall be Mueller H-15000 or equal.
J.
Saddles (required for PVC pipe) shall be brass, McDonald
3801 or equal.
K.
Water meters shall be Neptune Trident 10 or equal.
L.
Pressure-reducing valves shall be Ross Valve or Watts
Regulator PVIO or equal.
M.
Backflow prevention valves shall be New York State
Department of Health approved, Mueller or equal.
A.
Stakeout. Wells and water systems shall be staked
out prior to construction.
B.
Pipe installation.
(1)
Water main shall be installed to line and grade. Pipe
and services shall be installed at a minimum depth of five feet below
grade.
(2)
Thrust restraint shall be installed at bends and intersections.
(3)
Warning tape shall be installed 12 inches above the
pipe. Metallic warning tape shall be used above nonmetallic pipe.
(4)
PVC pipe shall be installed in accordance with UNI-BELL
Handbook of PVC Pipe: Design and Construction.
