Town of Johnston, RI
Providence County
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Table of Contents
Table of Contents
As used in this article, the following terms shall have the meanings indicated:
GAS PIPING
Gas piping used in the installation, repair, replacement, and relocations of pipes, fixtures and other apparatus for distributing gas for illumination or fuel purposes in any building or structure.
It shall be unlawful for any person to install any gas-burning equipment unless and until a permit for the installation of same shall have been issued by the Plumbing Inspector or the Deputy Plumbing Inspector.
Applications for permits shall be made in writing at the office of the Plumbing Inspector in such form and detail as the Plumbing Inspector shall prescribe.
No permit shall be issued for any kind of gas burner which has not been tested and examined by the Plumbing Inspector or Deputy Plumbing Inspector and found to be properly constructed, or safely workable.
All required permit fees shall be paid in full to the office of the Plumbing Inspector prior to the issuance of the permit.
Every person installing gas-burning equipment shall report in writing to the Plumbing Inspector not later than the 10th day of each month the location of each installation made in the previous month, together with the name of the burner and the number and size of storage tanks, upon appropriate forms available at the office of the Plumbing Inspector.
Inspections shall be made of all rough piping installations authorized by the approved plans and permit before it has been covered or concealed and before any fixture or appliance has been attached thereto.
After the complete installation of gas piping and before any fixtures or appliances have been attached, the system shall be subjected to an air pressure test in accordance with the approved rules. The tests shall be made in the presence of the Plumbing Inspector or the Deputy Plumbing Inspector or their duly authorized agents, and all test apparatus shall be furnished and the costs shall be borne by the permit holder. All welded piping shall be tested to withstand an air pressure of not less than 50 pounds per square inch for not less than 10 minutes.
No piping or connection to piping of any meter, gas heater or range shall be covered up until the certificate of approval of the Plumbing Inspector or Deputy Plumbing Inspector, or their duly authorized agents, has been issued.
Gas supply and distribution pipes shall be made only of materials which conform to the provisions of this article and the approved rules adopted thereunder. In the absence of such rules, compliance with the A.G.A. specifications shall be deemed to meet the requirements of this section.
A. 
Pipe gradients. All gas piping shall be run straight without sags or traps, shall be so pitched as to drain back to the riser, and from the riser to the meter or inlet; and all such equipment shall be installed and protected as provided in the approved rules.
B. 
Hangers and supports. All gas piping shall be rigidly supported at intervals of not more than eight feet by incombustible straps, hooks, or other approved supports.
C. 
Gas piping in masonry. When necessary to conceal piping in bricks, stone, concrete or other masonry walls, suitable recesses or other suitable covering shall be provided, and no gas piping shall be incorporated in the construction.
D. 
Flexible piping. The use of lead pipe, hose or other flexible pipe, tubing or fittings shall be prohibited; except, that approved flexible tubing connectors shall be permitted for gas appliances which burn not more than 90 cubic feet of gas per hour.
E. 
Gas appliances. All gas ranges and heaters shall have a straightway stopcock or valve on each branch supply and the installation of gas brackets, fixtures and clearances shall be installed to minimize the fire hazard to surrounding construction and trim in accordance with the provisions of Articles 10 and 11 A.G.A. specifications and the approved rules adopted thereunder.
Each gas service connection which is brought into a structure shall be fitted with a straightway stopcock or shutoff valve, placed in an accessible position immediately inside of the wall through which such connection enters, except that such a stopcock or shutoff valve will not be required for low pressure gas service connection to one- or two-family residences in which the size of the service pipe is less than two inches.
A. 
An outside stopcock or shutoff valve shall be provided in the service connection from the main to any structure, except in a low pressure service connection to a one- or two-family residence in which the size of the service pipe is less than 1 1/2 inches. This outside shutoff shall be located in an approved flush covered box at or near the curbline in the sidewalk or other acceptable open area. Such valve box shall be identified with the word "gas" or other marking clearly identifying the valve box as a gas connection, cast or otherwise permanently inscribed on the cover.
B. 
When alterations or repairs are made to a building, structure or gas piping system, the requirements of this section shall not apply to an existing gas connection unless the replacement of a section of the gas connection adjacent to the curbline is necessary for other reasons.
Meters shall be located as near as practicable to the point of entrance of the service and preferably in the cellar or basement of the building or structure. The location shall be accessible, clean, dry, properly ventilated and free from steam or chemical fumes, and the meter shall be protected against extreme cold or heat.