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Division 1

Danville Zoning Code · 2026-07 edition · updated 2026-07-09 · Danville

31-11.1 Final and Parcel Maps; General.

A final map shall be submitted for approval for all subdivisions creating five (5) or more lots, five (5) or more condominiums as defined in Section 783 of the Civil Code, or a community apartment project containing five (5) or more lots, except as provided in Government Code Section 66426.

A parcel map shall be submitted for approval for all subdivisions as to which a final map is not otherwise required by this chapter, except those created by short-term leases (terminable by either party on not more than thirty (30) days’ notice in writing) of a portion of the operating right-of-way of a railroad corporation defined as such by Section 230 of the Public Utilities Code, unless a showing is made in individual cases, upon substantial evidence, that public policy necessitates such a parcel map.

The form and contents of the final map or parcel map shall be in conformance with the Subdivision Map Act and this chapter.

31-11.2 Boundary Designation.

The boundary of the subdivision shall be designated by a solid black line one-sixteenth (1/16”) inch wide.

31-11.3 Lot Designation.

On final maps, each lot shall be numbered, beginning with number “1” and continuing consecutively with no omissions or duplications.

On parcel maps, each lot shall be lettered, beginning with letter “A” and continuing consecutively with no omissions or duplications.

All figures shall be conspicuous and solid. Circles or other designs shall not be drawn around the lot numbers or letters. Each lot must be shown entirely on one (1) sheet of the map. Dimensions of lots shall be given as the net dimensions to the boundaries of adjoining streets.

31-11.4 Title Sheet.

The title sheet shall contain the subdivision number, conspicuously placed at the top of the sheet, and the location of the property being subdivided with reference to maps which have been previously recorded, or by reference to the plat of a United States survey. A subdivision name may be added below the subdivision number. The subdivision number shall be larger print and dominant to any name title. In case the property included within the subdivision lies wholly in unincorporated territory, the following words shall appear in the titles “In the County of Contra Costa.” If partly in unincorporated territory and partly within an incorporated city, the following words shall be used: “Lying within the County of Contra Costa and partly ” within the City of .

31-11.5 Affidavits, Certificates, Dedications, Etc.

Affidavits, certificates, acknowledgments, endorsements, acceptances of dedication, and the notarial seals required by law and this chapter shall appear only once on the title sheet. The above certificates, etc., may be printed thereon with opaque ink and by photographic reproduction. Black ink shall be used for all signatures and seals. If more than three (3) sheets are used, a key diagram shall be included on the first sheet. Where recommended by the Engineering Department and approved by the Town Council, the requirements for owner’s certificates on a parcel map may be waived.

31-11.6 Scale, North Point and Basis of Bearings.

There must appear on each map sheet the scale, the north point, and the basis of bearings. The scale shall be forty (40') feet, fifty (50') feet, or sixty (60') feet to the inch or as approved by the Engineering Department. The basis of bearings shall be that approved by the Engineering Department and the map shall show the equation of bearing to the true north. All bearings shall be based on the California Coordinate System, Zone III.

31-11.7 Easements.

a. Easements for roads or streets, paths, storm water drainage, sanitary sewers, or other public use as may be required by a public agency, shall be dedicated to the public for future acceptance by a public agency, and the use shall be specified on the map.

b. Easements for an existing or proposed utility installation for the use of a private or nongovernmental agency shall not be shown on the map unless there is a recorded conveyance to such individual or corporation, except as provided in paragraph d. of this subsection.

c. All easements of record shall be shown on the map, together with the name of the grantee and sufficient recording data to identify the conveyance, e.g., Recorder’s serial number and date, or book and page of official records.

d. Easements not disclosed by the records in the office of the County Recorder and found by the surveyor or engineer to be existing, shall be specifically designated on the map, identifying the apparent dominant tenements for which the easement was created.

e. The sidelines of all easements of record shall be shown by dashed lines on the map with the widths, lengths and bearings of record.

31-11.8 Linear, Angular, and Radial Data.

Sufficient linear, angular, and radial data shall be shown to determine the bearings and lengths of the boundary lines of the subdivision and of the boundary lines of every lot and parcel which is a part thereof. Length, radius, and total central angle or radial bearings of all curves shall be shown.

31-11.9 Adjoining Corners of Adjoining Subdivisions.

The adjoining corners of all adjoining subdivisions shall be identified by subdivision number, or name when not identified by official number, and reference to the book and page of the filed map showing such subdivision; and if no such subdivision is adjacent, then by the name of the owner and reference to the recorded deed by book and page number for the last recorded owner of such adjacent property.

31-11.10 City Boundaries.

City boundaries which cross or join the subdivision shall be clearly designated.

31-11.11 Monument Location.

The location and description of all existing and proposed monuments shall be shown. Adequacy of monumentation shall be determined by the Engineering Department.

31-11.12 Soil Report Certificate.

When a soil report has been prepared, the certificate required by subsection 31-11.23 shall be noted on the map.

31-11.13 Printing or Lettering.

All printing or lettering on the map shall be of one-eighth (1/8”) inch minimum height and of such shape and weight as to be readily legible on prints and other reproductions made from the original drawings. No ditto marks shall be used in the dimensions and data shown on the map.

Division 2

SUPPLEMENTARY DOCUMENTS

31-11.14 Approval of Supplementary Documents; Final Maps and Parcel Maps.

The final map or parcel map shall be accompanied by the documents designated in subsections 31-11.15 through 3111.20, which shall be approved by proper authorities before the final map or parcel map is approved. A soil report conforming to the requirements of subsection 31-11.23 may be required by the advisory agency as a condition of approval of the tentative map for a subdivision of four (4) lots or less.

31-11.15 Subdivision Agreement.

A subdivision agreement shall be executed by the subdivider or his agent guaranteeing the completion of construction of improvements required by the Danville Municipal Code and reviewed plans within a specified time, and payment therefor. The subdivision agreement shall guarantee that all street and storm drain improvements and equipment deemed necessary for the use of such subdivision or the proper drainage thereof and including, but not limited to, street surfacing, sidewalk, curbs, culverts, bridges, and storm drains shall be free from defects of material or workmanship and shall perform satisfactorily for a period of at least one (1) year from and after the Town Council declares such improvements are complete.

The subdivider shall agree to repair any defect in any such improvement and to replace any defective improvement which cannot be repaired and which occurs within the one (1) year period, at his own expense.

The one (1) year guarantee period shall not apply to the improvement of a private road, which is to remain a private road.

31-11.16 Cash Deposit and Performance Security.

a. A combination of cash plus additional security shall be posted with the Town guaranteeing performance of all work, and repair of any defect in the improvements which occur within one (1) year of the acceptance of the work as complete, as set forth in the Subdivision Agreement. The cash deposit shall be equal to one (1%) percent of the cost of construction of the improvements as estimated by the City Engineer, but not less than five thousand ($5,000.00) dollars. The additional security shall be equal to the remaining ninety nine (99%) percent of the estimated cost of construction and shall be in the form of a cash deposit or acceptable surety bond or acceptable instrument of credit.

When there are no public improvements involved and the total cost of the private road improvements is less than five thousand ($5,000.00) dollars, the agreement shall be secured by a cash deposit in the full amount of the estimated cost.

Upon acceptance of the work as complete by the Town Council, the subdivider may substitute a new acceptable security guaranteeing the repair of any defective work for the one (1) year period and the performance security shall then be released. The new security shall include the cash deposit described above and shall be not less than the cash deposit or fifteen (15%) percent of the estimated cost of the construction of the improvements, whichever amount is greater, and shall be retained for the one (1) year guarantee period. If the subdivider does not substitute a new acceptable security for the one (1) year guarantee period, the performance security shall be retained.

Upon expiration of the one (1) year guarantee period, and upon notification by the appropriate Town department responsible for certifying compliance, the City Clerk shall release all securities posted guaranteeing the improvements.

b. Payment Security . Security in the form of a cash deposit or acceptable surety bond or acceptable instrument of credit, equivalent to fifty (50%) percent of the estimated cost of the improvement or the performance of the required act, shall be required to secure payment to the contractor, his subcontractors and to persons furnishing labor, materials or equipment to them for the improvement or the performance of the required act.

Ninety (90) days after the acceptance of the work as complete, the payment security may be reduced by the City Clerk, to an amount not less than the total of all claims on which an action has been filed and if no such actions have been filed, the security may be released in full.

(Ord. #91-20, §1)

31-11.17 Payment Security.

Security in the form of cash deposit, acceptable surety bond, or acceptable instrument of credit equivalent to fifty (50%) percent of the estimated cost of the improvement or the performance of the required act, shall be required to secure payment to the contractor, his subcontractors and to persons furnishing labor, materials or equipment to them for the improvement or the performance of the required act. Six (6) months after the acceptance of the work as complete, the payment security may be reduced to an amount not less than the total of all claims on which an action has been filed and notice thereof given in writing to the legislative body; and if no such actions have been filed, the security may be released in full.

31-11.18 Fee Payment Evidence.

Evidence of cash payment of all fees required for the checking and filing of maps, review of the improvement plans,

inspection of the construction, park dedication fees, road, bridge or storm drainage improvement area fees, fire hydrant rental fees and lighting fees shall be required.

31-11.19 Deed for Easements or Rights-of-Way.

Easements or rights-of-way required for road or drainage purposes which have not been dedicated on the final map or parcel map shall be deeded. Written evidence acceptable to the Town in the form of rights of entry or permanent easements across private property outside of the subdivision permitting or granting access to perform necessary construction work and permitting the maintenance of the facility shall be required.

31-11.20 Joint Use of Right-of-Way Agreement.

Agreements, acceptable to the Town, executed by all owners of all utility and other easements within proposed rights-ofway, consenting to the dedication of the road or consenting to the joint use of the right-of-way, as may be required by the Town for the public use and convenience of the road, shall be required.

31-11.21 Supplementary Documents; Final Maps Only.

In addition to those documents specified in subsections 31-11.14 through 31-11.20, the final map shall be accompanied by the documents designated in subsections 31-11.22 and 31-11.23, which shall be approved by appropriate authorities before the final map is approved.

31-11.22 Tax Letter; Security.

A letter from the Tax Collector showing that all payable taxes and special assessments have been paid and giving his estimate of taxes and assessments not yet payable and, as applicable, an acceptable surety bond or acceptable instrument of credit for their payment (where required by Government Code Section 66492) shall be filed with the City Clerk.

31-11.23 Soil Report.

a. Two (2) copies of a preliminary soil investigation report to the Building Department shall be required unless waived because the Building Department has determined that, due to the knowledge it has of the soil qualities within the subdivision, no preliminary analysis is necessary.

b. The report shall indicate the presence of any critically expansive soils or any other soil problems which, if not corrected, may lead to defects in structures, buildings or other improvements. If the report indicates such soil problems, it shall further report on an investigation of each lot of the subdivision, including recommended corrective action which is likely to prevent structural damage to each building, structure, or improvement to be constructed.

c. It shall also report on the suitability of the earth material for construction of stable embankments and excavation slopes, including those necessary for any artificial or natural drainage channel; recommendations for construction procedures to obtain required stability; maximum design velocities for any natural or artificial drainage channel; and any other geologic features, slides, unstable soil conditions, springs and seepage conditions, erosion control planting, or drainage facilities to enable proper development of the subdivision.

d. The “preliminary soil report” shall be prepared on eight and one-half by eleven (8 1/2" x 11") inch paper of durable quality and any map or document which accompanies the report shall be of a convenient size and scale to fold to eight and one-half by eleven (8 1/2" x 11") inches.

e. If the City Engineer, or his designated representative, determines that the report is complete and that the recommended action and procedures contained in the report are likely to prevent structural damage to buildings, structures or improvements to be constructed within the subdivision, he shall approve the report and shall certify on the final map or parcel map that a preliminary soil investigation report has been prepared, together with the date of the report and the name of the soil engineer preparing the report and shall state that the report has been approved and is on file in the Building Department. The recommended actions and procedures contained in the report shall become a condition of approval and shall be incorporated in the development of the subdivision.

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