Current through Register Vol. 28, No. 3, September 1, 2024
4.1
Where water is available and a water distribution system is required for stand
alone/detached one- and two-family dwelling sites, the infrastructure for fire
protection water shall be provided. The infrastructure for fire flow shall
consist of properly listed and sized underground mains, stub ups for hydrants,
and associated valves. The fire hydrants shall be installed prior to the fire
flow requirements taking effect.
4.1.1 For
purposes of this Regulation, water for fire protection shall be considered
"available" whenever any portion of a proposed project's property or any
portion of a proposed subdivision is situated within one thousand (1000) feet
of any portion of a water supplier's new or existing infrastructure that
includes water supply piping of 4 inches or more in nominal internal diameter.
This measurement shall be calculated by way of accessible public
thoroughfare(s) from the proposed property or subdivision and may not
necessarily be a radius.
4.1.2 In
the event the project or subdivision is situated in a geographical area that
has been authorized to be provided with water service by a supplier other than
the water supplier whose infrastructure is within the specified distance, the
State Fire Marshal, on a case by case basis, may re-evaluate the requirements
of § 4.1.1.
4.2 The
requirements of Fire Flow Table 1, with respect to the Standard on Water
Supplies for Suburban and Rural Fire Fighting, NFPA 1142, as adopted and/or
modified by these Regulations, may be applied to subdivisions of 25 or less
lots of one and two-family detached homes, where central water is provided.
However, the requirement for water flow for fire protection shall be required
when:
4.2.1 Additional development creates a
subdivision in excess of 25 lots of detached one or two-family dwellings
or
4.2.2 In the opinion of the
State Fire Marshal the probability of additional development will occur in
excess of 25 lots of detached one or two-family dwellings then the
infrastructure for fire flow capability must be installed to accommodate the
fire flow requirements.
4.3 The requirements of Fire Flow Table 2
shall take effect where water is available and be provided under the following
circumstances:
4.3.1 For subdivisions of 50 or
more lots of detached one and t two-family dwellings the water flow for fire
protection shall be provided upon completion of the 50th lot, and prior to the
development of the 51st lot.
4.3.2
For subdivisions of 26 through 49 lots of detached one and two-family dwellings
the water flow for fire protection shall be provided at the completion of the
last lot to be built.
