§ 8.3

at least one quick-response intermediate temperature sprinkler shall be installed above the equipment or at the wall separating the space with the fuel-fired equipment from the occupied space. In unconditioned spaces, CPVC pipe shall be adequately insulated to a minimum R-19 value, or equivalent, or pipe shall be limited to Type K or L copper, or ferrous piping.

Appendix B. Fire-Flow Requirements for Buildings.

Section B105.2 is amended to read:

TABLE B105.2 Required Fire-Flow for Buildings Other Than One- and Two-Family Dwellings, Group R-3 and R-4 Buildings and Townhouses

AUTOMATIC SPRINKLER SYSTEM MINIMUM FIRE-FLOW FLOW DURATION (DESIGN STANDARD) (GALLONS PER MINUTE) (HOURS)

No automatic sprinkler system Value in Table B105.1(2) Duration in Table B105.1(2)

Section 903.3.1.1 of the California 50% of the value in Table B105.1 Duration in Table B105.1(2) at Fire Code (2)* the reduced flow rate

Section 903.3.1.2 of the California 50% of the value in Duration in Table B105.1(2) at Fire Code TableB105.1(2)* the reduced flow rate

For SI: 1 gallon per minute = 3,785 L/m

a.

The reduced fire-flow shall be not less than 1,500 gallons per minute.

Section B105.2 is mended by amending the exception to read:

Exceptions:

Group B, S-2, and U occupancies having a floor area not exceeding 1,000 square feet, primarily constructed of noncombustible exterior walls with wood or steel roof framing, having a Class A roof assembly, with uses limited to the following or similar uses:

1.1

California State Parks buildings of an accessory nature (restrooms).

1.2

Safety roadside rest areas, (SRRA), public restrooms.

1.3

Truck inspection facilities, (TIF), CHP office space and vehicle inspection bays.

1.4

Sand/salt storage buildings, storage of sand and salt.

A reduction in required fire-flow of 50 percent, as approved by the fire code official, when the building is provided with an approved automatic sprinkler system and installed in accordance with Section 903.3.1.1. The resulting fire-flow shall be not less than 1,500 gallons per minute (5678L/min) for the prescribed duration as specified in Table B105.1.

Appendix C. Fire Hydrant Locations and Distribution.

Table C102.1 is amended as follows:

The title of Table C102.1 is amended to read:

TABLE C102.1j

The heading of the fourth column of Table C102.1 is amended to read:

MAXIMUM DISTANCE FROM ANY POINT ON STREET OR ROAD FRONTAGE TO A HYDRANT "g,"

Footnotes "i" and "j" are added to Table C102.1, to read:

i.

A fire hydrant shall be provided within 250 feet of a fire trail access point off a public or private street.

j.

For infill projects within existing single-family residential developments, Section 507.5.1 applies.

Appendix D. Fire Apparatus Access Roads

Section D102.1 is amended to read:

D102.1 Access and loading. Facilities, buildings or portions of buildings hereafter constructed shall be accessible to fire department apparatus by way of an approved fire apparatus access road with an asphalt, concrete, or other approved all-weather driving surface capable of supporting the imposed load of fire apparatus weighing at least 74,000 pounds (33,566 kg) in accordance with CalTrans Design Standard HS- 20-44.

Exception: Driveways serving one or two single-family dwellings may be constructed of an alternate surface material, providing the imposed weight load design minimums are met and the grade does not exceed 10 percent.

Section D103.1 is deleted.

Section D103.2 is amended to read:

D103.2 Grade. Fire department access roadways having a grade of between 16 percent and 20 percent shall be designed to have a finished surface of grooved concrete sufficient to hold a 44,000 pound (19 958 kg) traction load. The grooves in the concrete surface shall be ½ inch (13 mm) wide by ½ inch (13 mm) deep and 1 ½ inch (38 mm) on center and set at a 30 to 45 degree angle across the width of the roadway surface. No grade shall exceed 20 percent, nor shall the cross slope exceed 8%, unless authorized in writing by the fire code official.

Section D103.2.1 is added, to read:

D103.2.1 Angles of approach and departure. The angles of approach and departure for any means of access shall not exceed 10 percent at 10 feet of the grade break.

Section D103.3 is amended to read:

D103.3 Turning radius. Based on a minimum unobstructed width of 20 feet, a fire apparatus access roadway shall be capable of providing a minimum standard turning radius of 25 feet (7620 mm) inside and 45 feet (13 716 mm) outside.

Table D103.4 is amended to read:

Table D103.4 REQUIREMENTS FOR DEAD-END FIRE APPARATUS ACCESS ROADS

LENGTH MINIMUM TURNAROUNDS REQUIRED (feet) WIDTH (feet)

0 - 150 20 a None required

151 - 750 20 a 100-foot Hammerhead, 50-foot "Y", 75-foot Shunt or 90-foot-diameter cul-de-sac in accordance with figure D103.1

Over 750 Special approval required b

a.

A driveway with a minimum width of 16 feet is acceptable for access to no more than two single-family Dwellings.

b.

Any fire apparatus access roadway or driveway that is approved to be less than 20 feet wide and to exceed 750 feet in length shall have outsets or turnouts every 300 feet along the length of the road or driveway, or at locations approved by the fire code official. Each outset or turnout shall be of the following dimensions: an 8-foot-wide turnout that extends at least 40 feet in length.

Figure D103.1 is amended to read:

Figure D103.1 Dead-end Fire Apparatus Access Road Turnaround

Section D103.5 is amended as follows:

Criteria 1 of Section D103.5 is amended to read:

The minimum clear width shall be 20 feet (6096mm.)

Exception: For access to one or two single-family dwellings, 16 feet clear width is acceptable.

Criteria 9 is added to Section D103.5, to read:

All gates shall be installed and located a minimum of 30 feet off the street.

Section D103.6.1 is amended to read:

D103.6.1 Roads less than 28 feet in width. Fire apparatus access roads less than 28 feet wide shall be posted on both sides as a fire lane.

Section D103.6.2 is amended to read:

D103.6.2 Roads 28 feet in width or greater, but less than 36 feet in width. Fire apparatus access roads 28 feet wide or greater, but less than 36 feet wide, shall be posted on one side of the road as a fire lane.

Section D106.1 is amended by deleting the exception and to read:

D106.1 Projects having more than 100 dwelling units. Multiple-family residential projects having more than 100 dwelling units shall be provided with two separate and approved fire apparatus access roads and shall meet the requirements of Section D104.3.

Section D106.2 is deleted in its entirety.

(Ord. 490, § 3(Exh. A), 2020)