[Amended 8-26-2008; 3-23-2010; 1-24-2012; 5-24-2016; 5-8-2018]
The Planning Board, in considering an application for the subdivision of land, shall be guided by the following considerations and standards. A preliminary plat layout submitted to the Planning Board shall be drawn to a convenient scale, not less than one inch equals 50 feet, and shall show the following information:
A. 
A location or locus map drawn at a suitable scale showing the entire subdivision and its relation to the surrounding area.
B. 
Proposed subdivision name and location.
C. 
Names and addresses of the owner, applicant and the registered land surveyor who prepared the preliminary plat layout.
D. 
The names of all adjoining property owners of record or names of condominium association officers.
E. 
The date, approximate true North point and scale.
F. 
The location and approximate dimensions of all existing property lines, including the entire area proposed to be subdivided and the remainder of the tract not subdivided, if any.
G. 
All relevant features, including soils information, existing structures, streets, railroads, bodies of water, watercourses and significant vegetation, that may influence the design of the subdivision.
H. 
Contours shall be at two-foot intervals, shown in dotted lines for the existing natural surface and in solid lines for proposed final grade, together with the final grade elevations shown in figures at all lot corners. If the existing grades are not to be changed, then the contours in these areas shall be solid lines. Upon request, contours delineating existing surface shall be extended 100 feet beyond the limits of the subdivision boundaries and shall be related to the United States Geological Survey, provided that bench marks exist within 1/2 mile of the boundary of the subdivision.
I. 
Limits of special districts, including zoning, shall be shown within the scope of the layout.
J. 
Streets and rights-of-way on and adjoining the site of the proposed subdivision, showing all names, and including street roadway and right-of-way widths, approximate gradients, types and widths of pavements, curbs, sidewalks, crosswalks and other pertinent data, including the functional classification of all proposed streets.
K. 
Locations and dimensions of all property proposed to be dedicated or reserved for schools, parks, playgrounds or other public, semipublic, or community purpose. The City will not accept the ownership or maintenance of any land used to retain or impound stormwater runoff.
L. 
The locations and results of soil percolation tests if individual sewage disposal systems are proposed.
M. 
Proposed locations of all utilities, including water mains, storm and sanitary sewer mains, catch basins and culverts, streetlights, fire hydrants, etc.
N. 
The 100-year-flood-elevation data shall be provided for that portion of the subdivision located within a special flood hazard area as designated on the Flood Boundary and Floodway Maps and Flood Insurance Rate Maps for the City of Dover, dated May 17, 2005, or later.
O. 
A detailed landscape operations and maintenance plan, developed in accordance with the requirements of § 157-35E and F. Plans shall provide for the proper management of landscaping, ensuring that landscaping is not unintentionally damaged as a result of snow removal or general traffic, pedestrian or otherwise, flow.
P. 
A neighborhood plan on an aerial photograph, showing all property lines within a distance determined by the Director of Planning and Community Development during initial consultations, and how the project relates to abutting uses. This sheet should show the proposed layout of the subdivision.
[Amended 1-14-2003; 8-26-2008; 3-23-2010; 1-24-2012]
A. 
Final plat layouts shall be drawn to a scale of not less than one inch equals 50 feet, provided that the resulting drawing shall not exceed 34 inches in the longest dimension. A scale of up to 100 feet to one inch may be used for such larger subdivisions. Five black or blue line prints of the final plat layout shall be submitted per requirements specified in § 157-13.
B. 
Information to be shown on final plat layout shall include all of the information on the preliminary plat, as required by § 157-27, and the following information:
(1) 
Proposed subdivision name or identifying title which shall not duplicate or closely approximate that of any other development in the City.
(2) 
Locations and widths of all streets and sidewalks, together with names of streets, street numbers for all structures and location, dimensions and status of all easements proposed by the subdivider.
(3) 
Lot areas in square feet.
(4) 
Lot lines with accurate dimensions and bearings of a sufficient scale to determine readily the location, bearing and length of all lines. The survey information shall be tied into the City's Geographical Information System coordinate system if the bench marks exist within 1/2 mile of the parcel being subdivided.
(5) 
Radius of all curves and length of arcs.
(6) 
Location, material and approximate size of all permanent monuments.
(7) 
The accurate outline of all property which is offered or to be offered for dedication for public use, with the purpose intended thereon, and of all property that is proposed to be reserved by deed covenant for the common use of the property owners of the subdivision.
(8) 
Minimum building line setback on all lots.
(9) 
A stormwater management and erosion control plan prepared in accordance with the design standards in § 157-34, if it is determined to be necessary by the Technical Review Committee during its review process, as outlined in § 157-10F or 157-15.
(10) 
Where proposed, show location of sanitary system.
(11) 
All elevations shall be referenced to the United States Geological Survey.
(12) 
All dimensions shall be shown in feet and decimals of a foot.
(13) 
All proposed restrictive covenants.
(14) 
Dates and permit numbers of all necessary permits from governmental agencies from which approval is required by federal or state law.
(15) 
An index of sheets on the cover sheet with an asterisk (*) next to sheets that are to be recorded at the Strafford County Registry of Deeds.
[Amended 5-24-2016]
C. 
An approved subdivision does not absolve the subdivider or subsequent owner from conforming with the regulations, ordinances and laws of the City of Dover, the State of New Hampshire or the United States Government. Specifically, before construction, City and/or state approval of the design of any leach field, septic system or sewer system connection well and City approval of driveway access and building codes must be obtained.
[Amended 1-14-2020]
[Amended 1-24-2012]
Construction detail sheets shall show the following information, except that where requirements have been waived, applicable specifications may be omitted:
A. 
Profiles showing existing and proposed elevations along the center line of all streets. Where a proposed street intersects an existing street or streets, the elevations along the center line of the existing street or streets, within 100 feet of the intersection, shall be shown. All elevations shall be referenced to the United States Geological Survey.
B. 
Plans and profiles showing the locations and a typical section of street pavements, including curbs and gutters, sidewalks, manholes and catch basins; the location of street trees, streetlighting standards and street signs; the location, size and invert elevations of existing and proposed sanitary sewers, stormwater drains and fire hydrants; the exact location and size of all water, gas and other underground utilities or structures; and the location and elevation of the 100-year floodplain, where applicable.