1305.9.13 Outdoor fuel-oil piping in existing buildings.
MC § 1305.9.13
Outdoor fuel-oil piping in existing buildings, including vertical piping, utilizing pumps to transfer fuel oil to appliances at levels above the lowest floor or to storage tanks at levels above the lowest floor in buildings shall additionally comply with the following: 1. Piping shall be located a minimum of 10 feet (3048 mm) from lot lines or a 2-hour fire-rated-enclosure shall be provided.
2.Piping shall be located a minimum of 3 feet (914.4 mm) from building openings and combustible construction.
3.Vertical outdoor fuel-oil piping shall be enclosed in a fully welded outer containment of at least No. 10 standard Gage steel sized in accordance with Section 1305.9.3.2.
4.Horizontal outdoor fuel-oil piping shall comply with Section 1305.9.3.
5.In addition to the requirement of Section 1305.9.4, a drain pipe shall also be provided from the lowest point in the vertical outdoor containment enclosure to a minimum 55-gallon (208.2 L) container with a leak detection alarm, arranged so as to sound an alarm and stop the transfer pump. The container may be located immediately inside the building.
6.Materials and supports directly exposed to the weather shall be stainless steel or other corrosion resistive material.
7.Details shall be provided for piping supports and connections to building structure.
8.Penetrations of building walls shall be encased in a protective pipe sleeve. The annular space between the piping and the sleeve shall be sealed in accordance with the New York City Building Code.
9.Piping shall be grounded in accordance with the New York City Electrical Code Section 250.104(B).
10.Piping shall be protected from vehicle impact and physical damage.
11.Flexible fuel-oil piping systems other than in accordance with Section 1302.9 shall not be utilized.
12.Egress paths shall not be obstructed.
13.Roof access shall comply with Section 306.5.
14.Piping shall be identified by a permanent label or tag at intervals not more than 40 feet (12 192 mm) in length and at all changes of direction. The label or tag shall be located outside of the enclosure. (Am. L.L. 2023/077, 6/11/2023, eff. 6/11/2023) Editor's note: For related unconsolidated provisions, see Appendix A at L.L. 2023/077.
