Chapter 17.16


17.16.010    Filing.

17.16.020    Procedures.

17.16.030    Submittal requirements.

17.16.040    Technical review.

17.16.050    Surveys, notes and sketches.

17.16.060    Recording time limit.

17.16.070    Drafting standards – Preliminary and final plats.

*Prior history: Ords. 324, 1118 and 1179.

17.16.010 Filing.

Within the time period specified in RCW 58.17.140 following the effective date of preliminary plat approval, or any approved extension per WMC 17.12.040, the applicant shall submit a final plat in accordance with the provisions of this chapter. (Ord. 1793 § 1 (Exh. A), 2016; Ord. 1520 § 1, 2005; Ord. 1451 § 1, 2003; Ord. 1421, 2001; Ord. 1233 § 1 (Exh. A), 1997)

17.16.020 Procedures.

Final plat applications shall be processed as a Type I application, in accordance with the provisions of WMC 18.94.060. (Ord. 1520 § 1, 2005; Ord. 1451 § 1, 2003; Ord. 1421, 2001; Ord. 1233 § 1 (Exh. A), 1997)

17.16.030 Submittal requirements.

(1) Submittals for final plat approval shall include the following information:

(a) Cover sheet/letter of transmittal and table of contents.

(b) Application form. The application form shall be completed and signed in ink by the owner of record or authorized agent.

(c) Application fees as described in WMC Title 3.

(d) Copy of preliminary plan decision. A copy of the final decision on the preliminary plat, including any State Environmental Policy Act (SEPA) mitigation requirements referenced in the decision, as well as any appeal decisions, post decision reviews, or court decisions regarding the plat or the property shall be submitted. A reduced copy of the approved preliminary plat shall also be submitted.

(e) Proposed final plat. The final plat shall be prepared in compliance with the drafting standards of WMC 17.16.070 and shall include the following:

(i) Subdivision name;

(ii) Legend;

(iii) Location, including one-quarter section, section, township, range, and, as applicable, donation land claim and/or subdivision;

(iv) Boundary survey;

(v) Lot, block and street right-of-way and centerline dimensions;

(vi) Street names;

(vii) Scale, including graphic scale, north arrow and basis of bearings;

(viii) Identification of areas to be dedicated;

(ix) Surveyor’s certificate, stamp, date and signature;

(x) Signature blocks for the following:

(A) Mayor;

(B) Community development director;

(C) Director of public works;

(D) Finance director;

(E) County auditor;

(F) County assessor;

(xi) Special setbacks (if any):

(A) Private easements (if any);

(B) Public easements (if any);

(xii) Special tracts (if any);

(xiii) Pedestrian pathways (if any);

(xiv) Parcel area of lots expressed in square footage and dimensions;

(xv) Mathematical closures; and

(xvi) Any other specific requirements imposed as conditions of the preliminary approval.

(2) Blue Line Copies. The number of blue line copies submitted shall be as follows:

(a) Eight blue line copies of the proposed final plat;

(b) One reduced copy (at a scale of one inch equals 200 feet); and

(c) One copy of the computations and all other associated documents.

(3) Revised Blue Lines. Submittal of revised blue lines shall include the following:

(a) Eight copies of the corrected blue lines.

(4) Conservation Covenant. Conservation covenant to be recorded with final plat.

(5) The following supplementary information shall be submitted:

(a) Certification of title;

(b) Certification for platting from a title company;

(c) Certification of public rights-of-way or any other public dedication;

(d) Dedication of plat. A plat certificate shall be provided, including dedications, if any (RCW 58.17.165);

(e) A treasurer’s certificate;

(f) Legal description of the boundary which has been certified by the land surveyor with seal and signature as being an accurate description of the lands actually surveyed;

(g) Conditions, covenants and restrictions, notes, and/or binding agreements as required, SEPA, conditions of preliminary plat approval or other law, including but not limited to the following:

(i) Private road maintenance agreement, if applicable;

(ii) Recorded conservation covenant, if applicable;

(iii) Latecomer’s agreement, if applicable;

(h) Verification that construction plan review, construction inspection, fire review and hydrant testing, lid assessments and final plat review fees have been paid;

(i) Other legal documents required pursuant to the preliminary plat decision;

(j) Evidence to the satisfaction of the director that the applicant has complied with the following:

(i) All improvements have been installed in accordance with the requirements of these regulations and with the action of the hearing examiner giving conditional approval of the preliminary plat, and engineered as-built drawings of such improvements have been submitted as appropriate;

(ii) A detailed cost estimate prepared by a registered engineer identifying the total cost of improvements dedicated to the city, which estimate shall be itemized for water, sewer, street, storm drainage and parks;

(iii) Landscaping covenants/verification of installation of required landscape that the required landscape has been installed in accordance with the approved landscape plan(s);

(iv) Two-year maintenance bond as described within the Washougal Engineering Standards. The acceptance of improvements by the city shall not prevent the city from making a claim against the developer for any defective work if such is discovered within two years after the date of completion of the work;

(k) In lieu of installation of all required improvements, the developer may request approval from the director of public works, with the exception of the essential services (water, sewer, storm system, fire flow, streets, electricity, and completion of finished grading) in accordance with WMC 17.36.010(2)(a) through (e). Upon approval, all of the items identified in subsection (5)(j) of this section shall be provided as well as:

(i) A financial instrument established pursuant to WMC 17.36.010(2) to assure such improvements, to the satisfaction of all affected departments and agencies.

(6) Mylar and Digital File. Upon compliance of the final plat and the construction plans with all preliminary plat conditions and with all applicable adopted statutes and local ordinances, the director shall request submittal of the final plat mylar(s) for signature and submittal of two copies of a digital file for layers specified at WMC 17.16.070 that conform to all applicable requirements discussed at WMC 17.16.070. (Ord. 1613 § 1 (Exh. A), 2008; Ord. 1520 § 1, 2005; Ord. 1451 § 1, 2003; Ord. 1421, 2001; Ord. 1233 § 1 (Exh. A), 1997)

17.16.040 Technical review.

A plat submitted for final review shall include a review fee, as identified in WMC 3.90.010.

The director may cause the plat and all required information to be examined by a licensed civil engineer or surveyor or other technical disciplines such as wetland/habitat biologist, geotechnical engineer or archaeologist to determine that the subdivision as shown is substantially the same as it appeared on the approved preliminary plat and as required by this title and that the plat as prepared is technically correct. Such costs shall be borne by the applicant. (Ord. 1520 § 1, 2005; Ord. 1421, 2001; Ord. 1245 § 1, 1997; Ord. 1233 § 1 (Exh. A), 1997)

17.16.050 Surveys, notes and sketches.

(1) The final plat shall be accompanied by a complete survey of the section in which it is located, with complete field notes and computations showing all calculations and accuracy of closures as indicated in RCW 58.16.130.

(2) Survey Monument and Plat Drawings. The following requirements for survey monumentation and plat drawings for subdivisions and dedications within the city are adopted:

(a) Minimum plat scale of one inch equals 100 feet or, for areas over 100 acres, one inch equals 200 feet;

(b) Twenty-four by 36 inches plat dimension;

(c) All control and lot corner monuments set shall be identified on the face of the plat by legend;

(d) All concrete monuments used must contain reinforcing steel or other magnetic materials, except those enclosed in monument cases;

(e) Control monuments on the exterior boundary line of the plat, not set in paved streets, shall be one-half-inch iron rod;

(f) A minimum of three-quarters-inch iron pipe shall be used for monuments in unpaved streets;

(g) Centerline monumentation in paved streets shall consist of one-half-inch iron pipe with plastic or aluminum caps set flush with the paved surface;

(h) Centerline monumentation in gravel streets shall consist of one-half-inch iron pipe set sufficiently below grade so as to avoid disturbances from road grading equipment. (Ord. 1520 § 1, 2005; Ord. 1421, 2001; Ord. 1233 § 1 (Exh. A), 1997)

17.16.060 Recording time limit.

(1) The final plat shall be recorded with the Clark County auditor within 30 days of approval by the city. It shall be the responsibility of the applicant to record the plat with the county auditor.

(2) Upon recording of the final plat with the Clark County auditor, the applicant shall submit a full size copy of the actual recorded mylar, inclusive of book and page number, to the director. No building permit shall be issued until a copy of the recorded plat is received by the city. (Ord. 1520 § 1, 2005; Ord. 1421, 2001; Ord. 1233 § 1 (Exh. A), 1997)

17.16.070 Drafting standards – Preliminary and final plats.

(1) Preferred Scale Proportions. The preferred scale proportions for preliminary and final plats are ratios as follow: (a) one to 600 (1:600) (one inch equals 50 feet); (b) one to 1,200 (1:1,200) (one inch equals 100 feet); or (c) one to 2,400 (1:2,400) (one inch equals 200 feet); but in no case shall the proportion exceed one to 2,400 (1:2,400).

(2) Final Plat Drawing Requirements.

(a) The final plat shall either (i) be drawn with ink upon 3-mil mylar film, or equivalent, or (ii) consist of a photo mylar with a fixed silver halide base; said sheets to be either (i) 30 inches by 21 inches or (ii) 36 inches by 24 inches, with a one-inch border on each side.

(b) The following layers of the final plat shall be prepared as a drawing interchange file (DXF). This digital file shall be saved on a 3.5-inch high density disk, CD-ROM, or transmitted via electronic mail. The submitted DXF shall conform to the layering scheme in Table 17.16.070-1.

(3) Lettering.

(a) For the hard copy submittal, lettering shall be at least 0.08 inch high, in uppercase letters with line weight and lettering style suitable for reduction and microfilming. The perimeter of the final plat shall be depicted with heavier lines (dashed) than the remaining portion of the plat.

(b) For the digital file, the text shall be configured as follows:

(i) The size and the orientation of lot numbers shall be such that the entire text string is within the parcel boundary.

(ii) The street name shall be in capital letters.

(4) Location. All data necessary for the location in the field of all points within the plat shall be shown. Straight lines shall be designated with bearing and distance; curves shall be designated by arc length, central angle, and radius. All dimensions shall be in feet or meters, and decimals thereof to the nearest 0.01 of a foot, or 0.005 of a meter, except that angles shall be in degrees to the nearest second.

Table 17.16.070-1

Layer Description

Feature Type

Parcel Boundary


Road Centerline


Road Right-of-Way


PLSS Corner


Road Name


Parcel Lot Number


Digital Final Plat Files. Digital submittals shall include the following layers in the DXF:

Layer Description

Preferred Layer Name

Feature Type

Parcel Boundary



Road Centerline



Road Right-of-Way



PLSS Corner



Road Name



Parcel Lot Number



Digital submittals that do not conform to the above guidelines or files not readable by Clark County GIS or city of Washougal will need to be resubmitted. (Ord. 1520 § 1, 2005)