[Amended 4-30-1996 ATM by Art. 39]
A. 
All pipe shall conform in design and manufactured[1] to the latest issue of AWWA Standard C151, "Ductile-Iron Pipe, Centrifugally Cast, For Water or Other Liquids." Pipe shall have a pressure class of 350.
[1]
Editor's Note: So in original. Apparently should be "manufacture."
B. 
All fittings shall be ductile iron and conform in design and manufactured to the latest issue of AWWA Standard C110, "Ductile-Iron and Gray-Iron Fittings," 3-Inch Through 48-Inch For Water and Other Liquids.
C. 
All pipe and fittings shall have a cement-mortar lining inside and a bituminous seal coat applied both inside and outside to conform with AWWA C104, "Cement-Mortar Lining For Ductile-Iron Pipe and Fittings For Water."
D. 
Push-on and mechanical joints are permitted and shall conform in design and manufactured to the latest issue of AWWA Standard C111, "Rubber-Gasket Joint For Ductile-Iron Pressure Pipe and Fittings."
[Amended 4-30-1996 ATM by Art. 39]
A. 
All valves shall conform in design and manufactured[1] to the latest issue of AWWA Standard C509, "Resilient-Seated Gate Valves For Water Supply."
[1]
Editor's Note: So in original. Apparently should be "manufacture."
B. 
All valves shall have a two-inch operating nut, mechanical joint hubs (except for wet taps), and open in a counter clockwise direction. If shallow depth of bury or other conditions of service require that the valve be installed in a horizontal position, a nut-operated bevel gear shall be fitted to the valve for service operation through a valve box.
[Amended 4-30-1996 ATM by Art. 39]
Hydrants shall conform in design and manufacture to the latest issue of AWWA Standard C502, "Dry Barrel Fire Hydrants." Acceptable hydrants are the U.S. Pipe Metropolitan 250 Model 94, the Darling B62B and the A423 Mueller 200 Super Centurion.
A. 
Hydrants shall be manufactured to highest quality and design.
B. 
Hydrants shall be compression type, i.e., the main valve shall open against and close with water pressure. Hydrants shall be of the dry top design with "O" ring seals to ensure that the operating threads will be protected from water entry. Dry top design is to include a factory-lubricated operating mechanism that allows supplemental lubricant to be added in the field without the removal of the top section. The downward travel of the main rod and valve assembly to the full open position shall be controlled by a travel stop device located in the upper stem section of the rod or have a positive stop in the base of the hydrant shoe. The drain mechanism shall be an integral part of the valve assembly. All internal parts shall be removable through the top of the hydrant when the bonnet has been removed.
C. 
Hydrants shall comply with the following:
(1) 
Main valve opening: 5.25 inches.
(2) 
Outlets:
(a) 
Hose connections: two to 2.50 inches.
(b) 
Steamer connection: one to 4.50 inches.
(3) 
Operating nut size: pentagon 1.50 inch point to flat.
(4) 
Thread type: national standard.
(5) 
Shoe: six-inch mechanical joint (range 6.90 to 7.10 outside diameter).
(6) 
Direction of opening: counterclockwise.
(7) 
Bury length: 5.5 feet.
(8) 
Height (bury line to operating nut): 28.75 inches minimum.
(9) 
Subseat material: bronze.
(10) 
Model: traffic (breakaway design).
(11) 
Color: orange body, black bonnet and caps.
D. 
All hydrants shall have a permanently mounted marking device approved by the Division.
A. 
Pipe shall have five feet of cover measured to finish grade of the street. Pipe to be hand-covered one foot with sand or stone free gravel and compacted and tamped around pipe to give good support and protection.
B. 
In case of any excavations in swamp or when unsuitable material is encountered, the Contractor shall replace the same with a good material to provide proper support and alignment of the pipe line. In some cases, the contractor shall use crushed stone for a good bedding. Trench backfill shall be suitable material taken from the excavation, approved common borrow or gravel hauled in. No mud, frozen earth, stones larger than eight inches or other objectionable material is to be used for refilling.
All ledge shall be removed to a width two feet greater than the diameter of the pipe and one foot below the underside of the pipe. A bed of sand shall be placed in the trench prior to laying pipe.
All blasting shall be completed within a distance of 50 feet from any water service or water main.
Survey markers (line and grade) shall be required on all newly proposed streets. Pipes shall be laid within the roadway layout (or easement in certain cases) as shown on plans approved by the Town of Easton Planning and Zoning Board.
A. 
A street opening permit shall be obtained from the Department of Public Works before any excavation can begin within any town-accepted street. The work shall be performed in accordance with permit.
B. 
A street opening permit shall be obtained from the Massachusetts Department of Public Works before any excavation can begin within either Belmont Street (State Route 123) or Turnpike Street/Washington Street (State Route 138). The work shall be performed in accordance with permit.
[1]
Editor's Note: See also Ch. 136, Excavations, and Ch. 202, Streets and Sidewalks.
A. 
Each unit shall have its own separate service, consisting of a corporation stop, curb stop, curb box, cellar valve, meter and remote register. The service pipe shall be at least three-fourths-inch Type K copper in accordance with "Underground Service Lines, Valves and Fittings," AWWA C800 latest edition.
B. 
Use of any other material is subject to approval by the Superintendent. No sweat fittings shall be allowed between the street main and the meter regardless of the meter location. Where the service length is 100 feet or greater, the size of the service pipe shall be subject to approval by the Superintendent. A meter pit at the street line is required where the length of the service pipe is 150 feet or greater.
C. 
Plastic service pipes will be allowed after the meter at meter pit locations and shall be copper tubing size with a minimum of 160 psi bursting pressure.
A. 
Before acceptance by the Division, the pipe shall be pressure-tested and chlorinated in accordance with "Installation of Ductile-Iron Water Mains and Appurtenances," AWWA Designation C600, latest edition.
B. 
No one shall pressure-test or chlorinate an installation without notifying the Division at least 48 hours prior. An employee of the Division must be present for the duration of pressure test and chlorination to witness and sign the results. All pressure-test reports shall consist of the actual distance of pipe by size, number of valves and hydrants. The water for disinfection and flushing shall be furnished by the town.
C. 
Samples of water taken after the disinfection of the water pipes shall be delivered to a testing laboratory approved by the Commonwealth of Massachusetts. Copies of the test results shall be delivered to the Superintendent who shall then determine whether the pipes may be connected to the town's water system.