Sec. 21-18. - Compliance with division.

(a)

In the subdivision of land lying wholly or partly within the unincorporated territory of the county, the following regulations shall apply, and no tentative or final subdivision map shall be approved by the advisory agency until and unless such map or maps indicate a full compliance with the requirements of this division.

(b)

This division shall also apply to the following for the sole purpose of implementing section 21-32A, Agricultural Buffers, of this division:

(1)

Applications for conditional certificates of compliance which are regulated in compliance with division 13, Certificates of Compliance and Conditional Certificates of Compliance, of article I, Subdivisions, of this chapter.

(2)

Applications for lot line adjustments which are regulated in compliance with article III, Lot Line Adjustments, of this chapter.

(3)

Applications for modifications to conditional certificates of compliance, recorded maps, lot split plats and lot line adjustments which are processed in compliance with division 3, Modifications to Recorded Maps, Lot Split Plats and Lot Line Adjustments.

(Ord. No. 1722, pt. 5; Ord. No. 4854, § 3, 4-16-2013)

Sec. 21-18.1. - Compliance with applicable laws.

No tentative or final subdivision map shall be approved by the advisory agency unless it finds that the subject property is in compliance with all laws, rules and regulations pertaining to zoning uses, subdivisions, height and setbacks, and any other provisions applicable to the property for which the map is sought, and such zoning violation enforcement fees as established from time to time by the board of supervisors have been paid. This section shall not be interpreted to impose new requirements on legal nonconforming uses and structures.

(Ord. No. 3610, § 1)

Sec. 21-19. - Blocks.

(a)

Block Lengths. Blocks shall not exceed one thousand five hundred feet between street lines except where topographic conditions require longer blocks.

(b)

Block Widths. Blocks should be of sufficient width to permit the planting of two tiers of normal depth. No block shall be less than two hundred feet wide.

(Ord. No. 1722, pt. 5, § 1)

Sec. 21-20. - Streets and highways.

(a)

Relation to General Plan. The street and highway arrangement of every subdivision shall not conflict with the circulation element of the county's comprehensive plan with respect to the placement of such streets, highways, or ways as may be shown thereon.

(b)

Relation to Topography. Topographic conditions shall determine the general pattern of blocks, and natural contours shall control the placement and alignment of streets, highways, and ways.

(c)

Relation to Adjoining and Adjacent Street System. Streets may be required to be laid out so as to directly continue the center lines of the principal existing streets or highways in adjacent or adjoining subdivided areas. In general, such streets shall have a width at least as great as the existing streets.

(d)

Waterfront Streets. In the subdivision of land abutting the Pacific Ocean or tidewater thereof, where conditions warrant, a street, walk, or roadway may be required parallel to the line of mean high tide, and no private development shall be permitted between such street, walk, or roadway and the Pacific Ocean.

(e)

Street Names. The names of new streets shall be subject to the approval of the decision-maker after review by the county surveyor and shall not duplicate existing street names where confusion is likely to result.

(f)

Dead-end Streets. Where necessary to give access to or permit a satisfactory subdivision of adjoining land, streets shall run through to the boundary of the property and the resulting dead-end streets may be approved without a turn-around.

(g)

Road Standards. In addition to the foregoing, road standards and principles shall be as prescribed by resolution of the board of supervisors. In cases where the director of public works deems that

circumstances warrant, minor deviations may be permitted from any of the foregoing requirements or any other requirements adopted by the board of supervisors pursuant to the terms of this division relating to roads, road standards and specifications.

(Ord. No. 1722, pt. 5, § 2: Ord. No. 4436, § 19)

Sec. 21-21. - Reserve strips.

Narrow parcels or reserve strips controlling access to streets or highways from adjoining property will not be approved unless the control or disposal of such land is placed under the jurisdiction of the board of supervisors under conditions satisfactory to the board and the advisory agency.

(Ord. No. 1722, pt. 5, § 3)

Sec. 21-22. - Alleys.

The advisory agency may require that alleys be provided at the rear of commercial or multiple family parcels.

(Ord. No. 1722, pt. 5, § 4)

Sec. 21-23. - Rights-of-way.

Easements for public utility purposes shall be provided at the location and of a width approved by the serving utilities and the advisory agency.

Rights-of-way as required by the advisory agency for access shall be provided along all natural watercourses where access is necessary for flood control maintenance and improvement and for other public purposes. Depending on topography, such rights-of-way shall be required to include the natural channel plus a strip of land twenty feet wide on the flat land along the edge of channels which do not exceed twenty-five feet in width. Such rights-of-way shall include strips of land twenty feet wide on both sides of all natural channels wider than twenty-five feet. These requirements may be modified or deleted for good cause shown.

(Ord. No. 1722, pt. 5, § 5; Ord. No. 2199, § 11)

Sec. 21-24. - Lots.

(a)

Lot Area.

(1)

No residential lot shall be created which contains less than seven thousand square feet of area exclusive of street right-of-way, except as provided in this article.

(2)

In any area zoned to require a development plan, no change in the size, shape, or area of the original parcel shall be approved by lot split, subdivision or otherwise, except in substantial conformity with an approved development plan and with the size, shape, and area of the parcels shown on the development plan. As an alternative to filing a development plan, approval may be given when all parcels conform substantially to the size, shape, and area requirements of the most restrictive abutting zone district unless otherwise provided in the applicable zoning regulations.

(3)

In determining the minimum lot area of lots less than ten thousand square feet in size, public utilities transmitting line easements may be required to be excluded from the minimum lot area, required by the zoning ordinance, or this article but may be included in the lot design.

(b)

Lot Width. No residential lot shall be created which has an average width of less than sixty-five feet except as otherwise provided by open space requirements of the zoning ordinance. All corner lots shall have an average width of at least seventy-five feet.

(c)

Lot Depth. No lot shall be created the rear line of which is less than one hundred feet from the front line of the lot, except that one side line may be less than one hundred feet in length if it terminates at a corner curve or cul-de-sac turn-around curve. In the case of through lots or corner lots, at least one lot line must be parallel to and not less than one hundred feet distant from the street on which the lot fronts. The rear line of a lot shall be considered as any lot line other than a front line which does not intersect the right-of-way line of the street on which the lot fronts.

(d)

Lot Lines. The side lines of all lots shall be approximately at right angles to the street on which the lot faces, or approximately radial if the street is curved. Lot lines which cross any city boundary shall not be approved.

(e)

Corner Radius. Property lines of corner lots shall be rounded at the street corner by a radius of not less than fifteen feet. Corner business lots shall have an angular cut-off measurement not less than fifteen feet along each street from the corner.

(Ord. No. 1722, pt. 5, § 6)

Sec. 21-25. - Planned development and open space subdivisions.

The regulations of section 21-24, Lots, may be modified by the advisory agency in the case of a subdivision being developed pursuant to a development plan or open space provisions in accord with zoning regulations. The advisory agency shall prescribe conditions deemed necessary to the public interest.

(Ord. No. 1722, pt. 5, § 7; Ord. No. 3287, § 2)

Sec. 21-26. - Parks, schools, etc.

In subdividing property, due consideration shall be given to the dedication or reservation of parkways, landscaped rights-of-way and open spaces, of suitable sites for parks, playgrounds, and schools and the establishing of other open area for public use. The location of these features shall conform as nearly as possible to any adopted general plan of the county.

(Ord. No. 1722, pt. 5, § 8)

Sec. 21-27. - Proposed change of uses not permitted by zoning.

Whenever property is proposed to be subdivided for a use or purpose different from that permitted by the applicable zoning regulations, or which is in conflict with the general plan, a formal request for rezoning of the subject property to appropriate zone districts, and, where deemed appropriate by the planning director, a formal request for amendment of the general plan shall be filed concurrently with the filing of the tentative subdivision map. No tentative subdivision map shall be approved unless and until appropriate changes in zoning regulations to permit the proposed use and purposes of such subdivision have first been recommended and acted upon by the advisory agency in the first instance and by the board of supervisors where its action is needed.

(Ord. No. 1722, pt. 5, § 9)