Carroll County, Ohio

SECTION VIII - PLAN REQUIREMENT

 

 

8.1          SKETCH PLAN

 

As set forth in Section 4.3.l of these Regulations, a sketch plan or sketch is useful in the pre-application discussion.  The sketch plan be drawn in pencil on paper to scale, if possible, and should contain the following information.

 

A)   Location of the boundary in relation to the nearest existing public highway;

 

B)  Pertinent information in relative to location, environment and available services such as water and sewer lines;

 

C)   The proposed layout of streets and lots;

 

D)  Significant topographic features which may affect the design of the subdivision;

 

E)   Scale, north arrow and date;

 

F)   Name, address and phone number of subdivider;

 

G)   Name, address and phone number of engineer or surveyor if used.

 

The person in the Commission office who discusses the sketch plan with the subdivider shall sign and date the sketch plan and attach to it any comments or decisions made concerning it.

 

 

8.2          PRELIMINARY PLAT

 

The preliminary plat differs in format and legal status from the final plat.  The preliminary plat is somewhat flexible and slight modifications can be made between the preliminary plat and the final plat by the subdivider and staff working together to solve problems which may arise during the "detail design period".  Design of the preliminary plat usually encompasses the preliminary engineering of improvements in order to determine their effect on the layout and arrangement of streets and lots.  Section 5 and Section 6 of these regulations list the standards to be used when designing the preliminary plat.

 

 

8.2.01  Properties of Primary Plat:

 

            1)   Material:   The Plat may be drawn in pencil on paper or other material from which blue line prints can be made.

 

2)   Scale:   The Plat shall be drawn to a scale of not less than one inch equals one hundred feet  (1" = 100’)

 

            3)   Size:   Size of individual sheets is optional as long as the Preliminary Plat is clearly legible.  (Preferably 24” X 36”)

 

4)   Prepared by:   Shall be prepared. by an engineer or a surveyor and signed by him.

 

8.2.02  Identification Data to be shown on Preliminary Plat:

 

1)   Proposed name of subdivision (must not duplicate other names in the county) along with the county, township, section and/or quarter section.

 

2)   Names, address, and telephone numbers of the owners, subdivider, and engineer or surveyor preparing the preliminary plat.

 

3)   North point, scale, and date.

 

4)   Vicinity Map (insert) showing area within one-half mile radius.

 

8.2.03  Data concerning Existing Item to be Shown on Preliminary Plat:

 

1)   Boundary line, shown by a heavy line with bearings (if known) and distances and their source ( deed or survey).

 

2)   Names of owners of adjacent tracts and names of adjacent major plats.

 

3)   Distance from boundary to nearest existing road.

 

4)   Easements with their location, width, and purpose.

 

5)   Zoning classification of area inside proposed plat and of the surrounding area.

 

6)   Topographical data including:

 

                  A)   existing buildings and structures and their future status;

                  B)   watercourses, woods, etc.;

                  C)   surface conditions as flood plains, strip mines, etc.;

                  D)   existing roads or railroads;

                  E)   historic sites;

                  F)   any unusual natural features;

                  G)   contours at five (5) foot intervals if slope is eight (8) percent or greater or     at two (2) foot intervals for slopes less than eight (8) percent.

 

7)   Gross area by deed or scale.

 

8)   Location and sizes of existing sanitary sewers, storm sewers, water lines, and other available utilities.

 

8.2.04  Data Concerning Proposed Items to be Shown on Preliminary Plat:

 

1)   Streets with names and widths.

 

2)   Cross walks, open spaces, playgrounds, etc.

 

3)   Lot lines with scaled lengths and approximate area of lots.

 

4)   Lot numbers.

 

5)   Setback lines.

 

6)   Easements with widths and purpose.  (Same as 8.2, 8.3, 8.4)

 

7)   Improvements:

 

                  A)   approximate grades of streets;

                  B)   approximate location of drainage facilities;

                  C)   approximate location of water and sewer lines and other utilities.

 

8)   Preliminary drainage information.

 

It may be necessary to submit supplementary drawings to adequately show the proposed drainage facilities in a preliminary manner.  Drainage areas should be outlined with outlets designated.

 

8.2.04  UTILITY AGREEIVIENTS

 

It is the responsibility of the subdivider to obtain the necessary agreements and easements or make the necessary arrangements when he wishes to extend public or municipal sewer or water lines or other services to serve his proposed subdivision.  Evidence of the successful negotiation for these services shall be required when their use is proposed.

 

8.2.05  Spaces For Approvals:

 

Spaces for approvals on preliminary plat shall be as follows:

 

 

 

Approved this _______ day of _______________ 19___,  _________________________

according to adopted motion of the Regional Planning Commission dated ____________.

Director, Carroll County Regional Planning Commission

 

Approved this _______ day of _______________ 19___,  _________________________

Carroll County Engineer

 

Approved this _______ day of _______________ 19___,  _________________________

Carroll County

Health Department

 

 

8.3          DETAIL CONSTRUCTION PLANS

 

8.3.01  General: During the Detail Design Period (see procedure steps in Section 4.3) the subdivider’s engineer shall prepare the detail construction plans to cover all improvements.  Said plans must be submitted to and approved by the County Engineer and/or County Health Department before submission of the final plat.  Section 6 of these regulations lists the "Design Standards of Improvements" to be used as a basis for plan development.

 

8.3.02  Street Plan and Profile Sheets and Supplemental Drawings:

 

Standard plan and profile sheets shall be used to show all proposed street or road construction.  Other improvements can also be shown on these sheets.  The following information shall be shown:

 

1)   Name of subdivision, county, township, and section.

 

2)   Names and addresses of subdivider and engineer.

 

3)   Street name, bearing, width, stations, horizontal curve data and relation to lot corners.

 

4)   Horizontal and vertical scale (preferably 1" = 50' horizontal and 1" = 5' or 10' vertical).

 

5)   Bench mark based on sea level datum.

 

6)   Original ground profile and elevations.

 

7)   Proposed grade with elevations.

 

8)   Typical section.

 

9)   Alignment and profile or proposed sanitary sewers, storm sewers, and culverts.

10)  Invert and top elevations of manholes and catch basins and invert elevations of the ends of culverts.

 

11)  Alignment, profile, and typical section of proposed channels.

 

12)  Location of water lines and appurtenances.

 

13)  Space provided for approval by proper authorities, namely:

 

                    A)   County Engineer

                    B)   County Health Department

                    C)   Regional Planning Commission.

 

14)  Estimated quantities for the proposed improvement may be shown in table form on the plan and profile sheets or they may be supplied on separate sheets.

 

 

8.4          DRAINAGE PLANS AND CALCULATIONS

 

Drainage plans and calculations shall be prepared by the subdivider's engineer and submitted for approval during the "detail design period".  Design standards for Drainage Facilities are given in Section 6.2 of these regulations.  If the preliminary drainage information shown on the street plan and profile sheets are not sufficient to clearly show the necessary proposed drainage facilities, special plans for this purpose may be necessary.  In any case drainage calculations shall be submitted which provide information as outlined below.

 

8.4.01  Hydraulic Calculations: Hydrologic calculations for all critical points within the system showing:

 

1)   Tributary drainage areas within the subdivision shown on a map.  Large areas outside the subdivision may be calculated using a U.S.G.S. Topo Map.

 

2)   Design flow calculations listing times of concentration, intensity, and run-off coefficients.

 

8.4.02  Hydraulic Design: Hydraulic design shall be shown by use of plan and profile of all drainageways, conduits, and culverts, including a cross section of open channels showing design flow depth, sizes and types of conduits and culverts, drainage structures, and easement widths.  Supporting calculations for downstream channel capacities as they affect overflow or backwater within the subdivision may be required.  A list of the reference sources used for the hydrologic and hydraulic calculation should be included to aid in checking the calculations.

 

8.4.03  Drainage Plans: When separate drainage plans are necessary, they should show the following information:

 

1)   The same identification as the preliminary plat.

 

2)   Boundaries and streets as on preliminary plat with some lot lines if they are necessary.

3)   Existing drainage facilities with pertinent information.

 

4)  Tributary areas with acreage (where scale will permit) with the streams, ditches, swamp, etc.

 

5)   Acreage of large tributary areas given with a brief description of their location relative to the subdivision.

 

6)   Flood plains and high water levels.

 

7)   Proposed drainage facilities with pertinent data such as invert elevations.

 

8)   Drains or outlets to natural drainage courses.

 

9)   Any necessary drainage easements inside and outside the subdivision.

 

 

8.5          FINAL PLAT

           

The final plat is a map on which the subdivider’s final arrangement of lots and streets is presented for approval by the various authorities and which is finally recorded in the plat records of the County.  It is of a legal form prepared by a surveyor, and shows all the information necessary to establish the location of lots within the subdivision when such lots are transferred or for any other reason.   Properties of and information to be shown on the final plat include, but are not limited to, the following.

 

NOTE:

EVERY PLAT SHALL BE SUPERIMPOSED ON A SURVEY OF THE LANDS OF THE DEDICATORS FROM WHICH SUCH PLAT IS DRAWN, AND SHALL CONTAIN AN ACCRATE BACKGROUND DRAWING OF ANY METES-AND-BOUNDS DESCRIPTIONS OF THE LANDS OF THE DEDICATORS FROM WHICH SUCH PLAT IS DRAWN.  (ORC Sec. 711.02)

 

8.5.01  Properties:

 

1)   Material:   The Final Plat shall be legibly drawn with Black Permanent ink on line, mylar or other acceptable drafting material from which legible protograchic copies can be made.

 

            2)   Scale:   Not less than one inch equals one hundred feet. (1" = 100')

 

            3)   Size:   Size of individual sheets shall be twenty-four by thirty inches.  (24" X 36")

 

4)   Prepared By:   Shall be prepared by a Surveyor.

 

8.5.02  Identification of Plat:

 

            1)   Name of Subdivision.

 

            2)   Quarter Section, Section, Township, County and State.

 

            3)   Vicinity Map (insert) showing area within one-half mile radius.

 

8.5.03  Information:

 

1)   Conforms to Preliminary Plat, containing all or part of the area shown by it and conforms to the Design Standards as set forth as set forth in Section 5 of these regulations.

 

2)   Boundary of Subdivision shown by a heavy line with all lines of proposed or adjoining streets, all lot lines, all open spaces, all easement lines differentiated from each other.  Replats to show eliminated lot lines differently from new lot lines.

 

3)   Accurate distances, bearings, and curve data of all required lines, widths of streets and easements.  Linear dimensions shown to nearest one-hundredth of a foot.

 

4)   The point of departure of one street from another.

 

5)   Subdivision located relative to section lire or other control.

 

6)   All Section, Half Section, Township, County, Corporation, and other similar lines designated.

 

7)   Minimum building setback lines where required.

 

8)   Names of proposed and adjoining streets and the purposes of easements and other lands provided for public use.

 

9)   Identification of each lot by number.

 

10)  Identification of adjoining land.

 

11)  Location and description of survey monuments found, set, or to be set. (see Section 6.6 of these regulations).

 

12)  North points and scale.

 

13)  Total acreage of lots platted, total area of streets dedicated, total area to be dedicated as parks or open spaces, total area of land within plat bounder and the total number of lots.

 

14)  The surveyor shall submit with the final plat a copy of the calculated closure of the plat boundary.  The plat boundary closure should be based on a field traverse which closed with a precision of one (1) in ten thousand (10,000) or better before balancing.

8.5.04  Certification: 

 

Spaces shall be provided for signatures of persons involved with the final plat including:

 

1)   Provision for certification by the surveyor

 

2)   Notarized certification by the owner and the offer of the dedication of streets and other pubic areas.

 

3)   Provision for approval by the Carroll County Regional Planning Commission.

 

4)   Provision for approval of construction of all improvements by the County Engineer.

 

5)   Provisions for approval by the County Health Department where public water and sanitary sewerage facilities are not available.

 

6)   Provision for approval of plat by the Board of County Commissioners.

 

7)   Provisions for County Auditor’s transfer.

 

8)   Provision for County Recorder's acceptance of plat for record.