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Chapter 7 - Fire Protection
Subchapter 2 SRA Fire Safe Regulations
Fire Safe Regulations Booklet

Article 1 | Article 2 | Article 3Article 4Article 5Index

ARTICLE 2. EMERGENCY ACCESS

1273.00. Intent
1273.01. Road Width
1273.02. Roadway Surface
1273.03. Roadway Grades
1273.04. Roadway Radius
1273.05. Roadway Turnarounds
1273.06. Roadway Turnouts
1273.07. Roadway Structures
1273.08. One-Way Roads
1273.09. Dead-End Roads
1273.10. Driveways
1273.11. Gate Entrances

1273.00. Intent

Click to return to the top of the pageRoad and street networks, whether public or private, unless exempted under Section 1270.02(e), shall provide for safe access for emergency wildland fire equipment and civilian evacuation concurrently, and shall provide unobstructed traffic circulation during a wildfire emergency consistent with Sections 1273.00 through 1273.11.

1273.01. Road Width

All roads shall be constructed to provide a minimum of two nine-foot traffic lanes providing two-way traffic flow, unless other standards are provided in this article, or additional requirements are mandated by local jurisdictions or local subdivision requirements.

COUNTY OF EL DORADO -DESIGN AND IMPROVEMENT STANDARDS MANUAL (Adopted May 27, 1986 by Resolution No.136-86 and Revised 5/18/90 by Resolution No.128-90) Reference to Standard Plan Design #101C.

1273.02. Roadway Surface

The surface shall provide unobstructed access to conventional drive vehicles, including sedans and fire engines. Surfaces should be established in conformance with local ordinances, and be capable of supporting a 40,000 pound load.

COUNTY OF EL DORADO -DESIGN AND IMPROVEMENT STANDARDS MANUAL V (Adopted May 27, 1986 by Resolution No.136-86 and Revised 5/18/90 by Resolution No.128-90) Reference to Standard Plan Design #101A,UC.

1273.03. Roadway Grades

The grade for all roads, streets, private lanes and driveways shall not exceed 16 percent.

COUNTY OF EL DORADO -DESIGN AND IMPROVEMENT STANDARDS MANUAL II> (Adopted May 27, 1986 by Resolution No.136-86 and Revised 5/18/90 by Resolution No.128-90) Reference to Section 3.8.9.

The gradient of any street shall not exceed the following limits:

  • Arteria1 ------------To be determined by County Engineer.
  • Major Collector --------------- To be determined by County Engineer.
  • Minor Collector ---------------10% Local, Short Loops.
  • Dead ends, and cul-de-sacs---------12 % (may be increased 15% for lengths not exceeding 600 feet).
  • Minor Land Divisions--------The road gradient shall not exceed 15%.
  • The gradient of any street (major or minor land division) above 3,000 feet elevation shall not exceed 10%.
  • The gradient of any street shall not be less than 0.5% (sag and crest vertical curves expected).

COUNTY OF EL DORADO -DESIGN AND IMPROVEMENT STANDARDS MANUAL III, (Adopted May 27, 1986 by Resolution No.136-86 and Revised 5/18/90 by Resolution No.128-90) Reference to Section 3.B.9 Section 1. Grading permit requirements.

All grading must comply with the El Dorado County Grading Ordinance, Chapter 15.14, for multifamily, commercial and industrial construction.

Grading for single family residence construction shall require a grading permit only if one of the following prescriptive standards are exceeded: the driveway grade below 3,000-foot elevation exceed. 15% (nonsurfaced) or 20% (asphalt or concrete surfaced), and for above 3.000 foot elevation exceed. 15% (nonsurfaced) or 15% (asphalt or concrete surfaces), the cut (not supported by the house foundation) or fill earthwork exceeds 5 feet in height, the excavation or fill quantity will exceed 250 cubic yards; the removal, plowing under, or burial of more than 10,000 square feet of surface area on slopes 10% or greater will occur; grading will change existing drainage courses (ditches or swales) on lot or parcel; the proposed grading/construction activity will alter previously placed erosion control items on the lot or parcel.

Click to return to the top of the page1273.04. Roadway Radius

(a) No roadway shall have a horizontal inside radius of curvature of less than 50 feet and additional surface width of 4 feet shall be added to curves of 50-100 feet radius; 2 feet to those from 100-200 feet.

(b) The length of vertical curves in roadways, exclusive of gutters, ditches, and drainage structures designed to hold or divert water, shall be not less than 100 feet.

COUNTY OF EL DORADO -DESIGN AND IMPROVEMENT STANDARDS MANUAL II (Adopted May 27, 1986 by Resolution No.136-86 and Revised 5/18/90 by Resolution No. 128-90) Reference Section 3.8.7; The minimum centerline curve radius length of subdivision streets shall be 100 feet for local streets and 300 feet for minor collecting streets. The minimum curve radius length for major collector streets and arterial streets shall be determined by County Engineer.

Reference Section 3.8.8; Changes in horizontal direction shall occur through curves having a centerline radius at least fifty-five (55) feet in length. (Four or fewer parcels only). Minimum Center-line radius for "Minor Land Division" road radius 55 feet, over 4 parcel subdivisions minimum road radius 100 feet.

1273.05. Roadway Turnarounds

Turnarounds are required on driveways and dead-end roads as specified in this article. The minimum turning radius for a turnaround shall be 40 feet from the center line of the road. If a hammerhead-T is used, the top of the “T” shall be a minimum of 60 feet in length.

COUNTY OF EL DORADO -DESIGN AND IMPROVEMENT STANDARDS MANUAL II (Adopted May 27, 1986 by Resolution No.136-86 and Revised 5/18/90 by Resolution No.128-90) Reference to Section 3.8.5. Cul-de-sacs serving more than four (4) lots shall not be longer than 500 feet, or more than is allowed under the current fire rating as provided at the closed end, with a turnaround having an outside roadway radius of 40 feet and a right-of-way radius of 50 feet. A short, pear-shaped, one-way loop with a central island may be provided with an outside roadway radius of 60 feet and inside radius of 40 feet, and the right-of-way shall be 10 feet from the roadway. A hammerhead-shaped turnaround may be provided with the stubbed ends forming at T or Y, extending 50 feet from their point of intersection, having a surface width equal to the width of the incoming street and the right-of-way shall be 10 feet from the roadway, except in extreme fire hazard areas where the outside road radius shall be 60 feet and the right-of-way radius of 70 feet (SP # 114). Click to return to the top of the page

1273.06. Roadway Turnouts

Turnouts shall be a minimum of 10 feet wide and 30 feet long with a minimum 25 foot taper on each end.

1273.07. Roadway Structures

(a) All driveway, road, street, and private lane roadway structures shall be constructed to carry at least the maximum load and provide the minimum vertical clearance as required by Vehicle Code Sections 35550, 35750 and 35250.

(b) Appropriate signing, including but not limited to weight or vertical clearance limitations, one-way road or single lane conditions, shall reflect the capability of each bridge.

(c) A bridge with only one traffic lane may be authorized by the local jurisdiction; however, it shall provide for unobstructed visibility from one end to the other and turnouts at both ends.

1273.08. One-Way Roads

All one-way roads shall be constructed to provide a minimum of one 10-foot traffic lane. The local jurisdiction may approve one-way roads. All one-way roads shall connect to a two-lane roadway at both ends, and shall provide access to an area currently zoned for no more than 10 dwelling units. In no case shall it exceed 2640 feet in length. A turnout shall be placed and constructed at approximately the midpoint of each one-way road. Click to return to the top of the page

1273.09. Dead-End Roads

(a) The maximum length of a dead-end road, including all dead-end roads accessed from the dead-end road, shall not exceed the following cumulative lengths, regardless of the numbers of parcels served:

parcels zoned for less than one acre-------800 feet

parcels zoned for 1 acre to 4.99 acres------1320 feet

parcels zoned for 5 acres to 19.99 acres -------2640 feet

parcels zoned for 20 acres or larger --------5280 feet

All lengths shall be measured from the edge of the roadway surface at the intersection that begins the road to the end of the road surface at the intersection that begins the road to the end of the road surface at its farthest point. Where a dead-end road crosses areas of differing zoned parcel sizes, requiring different length limits, the shortest allowable length shall apply.

(b) Where parcels are zoned 5 acres or larger, turnarounds shall be provided at a maximum of 1320 foot intervals.

(c) Each dead-end road shall have a turnaround constructed at its terminus.

COUNTY OF EL DORADO -DESIGN AND IMPROVEMENT STANDARDS MANUAL II (Adopted May 27, 1986 by Resolution No.136-86 and Revised 5/18/90 by Resolution No.128-90) Reference Section 3.A.3.12 A dead-end street connecting to a County or State maintained street may exceed 500 feet in length, but not more than 2,640 feet, and only when geographic features restrict a street extension and the street will not serve more than twenty-four (24) existing or potential parcels. Dead-end streets are defined as any road originating from a County or State maintained road having two means of access. Such dead-end streets shall have a turn around at the closed end and the following minimum widths:

a) Rural subdivisions and minor land divisions -------10-foot shoulders, for a total roadway width of 40 feet. Width reductions for shoulders, may be reduced by the Planning Director with a favorable recommendation from the responsible fire agency,
b) Class 7 subdivisions ------a pavement width of 36 feet,
c) Commercial and industrial streets --------a pavement width of 40 feet,
d) Fuel modification (thinning) may be required up to 700 feet from the edge of the roadway (on-site) by the Planning Director upon favorable recommendation from the fire protection agencies based on the following criteria:

Fire Rating When length of Road is to Exceed

Click to return to the top of the pageExtreme 500 feet
High 800 feet
Moderate 1,000 feet

1273.10. Driveways

All driveways shall provide a minimum 12 foot traffic lane and unobstructed vertical clearance of 14 feet along its entire length,

(a) Driveways exceeding 150 feet in length, but less than 800 feet in length, shall provide a turnout near the midpoint of the driveway. Where the driveway exceeds 800 feet, turnouts shall be provided no more than 400 feet apart.

(b) A turnaround shall be provided to all building sites on driveways over 300 feet in length, and shall be within 50 feet of the building.

COUNTY OF EL DORADO -DESIGN AND IMPROVEMENT STANDARDS MANUAL III (Adopted May 27, 1986 by Resolution No.136-86 and Revised 5/18/90 by Resolution No.128-90)

DESIGN STANDARD FOR LOT OR PARCEL (NOT SUBDIVISION)
SECTION 1: GRADING PERMIT REQUIREMENTS

All grading must comply with the El Dorado County Grading Ordinance. Chapter 15.14, for multifamily, commercial and industrial construction.

Grading for single family residence construction shall require a grading permit only if one of the following prescriptive standards are exceeded: the driveway grade below 3,000-foot elevation exceeds 15% (nonsurfaced) or 20% (asphalt or concrete surfaced) and for above 3,000-foot elevation exceeds 15% (nonsurfaced) or 15% (asphalt or concrete surfaced), the cut (not supported by the house foundation) or fill earthwork exceeds 5 feet in height, the excavation of fill quantity will exceed 250 cubic yards; the removal, plowing under, or burial of more than 10,000 square feet of surface area on slopes 10% or greater will occur; grading will change existing drainage courses (ditches or swales ) on lot or parcel; the proposed grading/construction activity will alter preciously placed erosion control items on the lot or parcel.

1273.11. Gate Entrance

(a) Gate entrances shall be at least two feet wider than the width of the traffic lane(s) serving that gate.

(b) All gates providing access from a road to a driveway shall be located at least 30 feet from the roadway and shall open to allow a vehicle to stop without obstructing traffic on that road.

(c) Where a one-way road with a single traffic lane provides access to a gated entrance, a 40 foot turning radius shall be used.

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