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€I Sec. 33.1-43. Rights-of-way and easements. (a) Unless otherwise approved by the Planning Commission, Streets and Street widths shall be designed in accordance with the TraditionalNeighborhood Design provisions contained within the Virginia Department of TransportatiOri's Subdivision Street Design Guide, as last amended, and the City of Portsmouth Master Transportation Plan. (b) All dead-end streets, designed to be so permanently, shall terminate in a circular turnaround having a minimum right-of-way as approved by the City Engineer. Unless future plans call for the creation of a cross street, a "T"-shaped turning space shall be avoided. (c) Temporary dead-end streets (streets carried to boundary of tract for future extension of adjoining property) may be provided with a "T"-shaped turning space in the place of the required turning circle. (d) Easements across the entire length of lots, even if a part of the lot is underwater or part of a natural watercourse, or centered on rear or side lot lines, shall be provided for utilities and surface drainage where necessary and shall be at least 12 feet wide. The plat shall clearly state that it is the obligation of abutting property owners to keep all drainage ditches open along said easements. (e) In the event streets in a subdivision will not be constructed to meet the standards necessary for state street maintenance moneys to be paid to the city, the Planning Commission may require that the subdivision plat and all approved deeds of subdivision, or similar instruments, contain a statement advising that the streets in the subdivision do not meet state standards and will not be maintained by the city. In addition, the developer shall provide a financial commitment in the form as required by section 33.1-49 to provide for such street maintenance until such time as the city releases said commitment. Sec. 33.1-44. Grades and curves and design of streets. (a) Minimum longitudinal street grades shall be 0.30%. (b) Unless otherwise approved by the Planning Commission, the design of streets and the radii of curvature on the centerline of streets shall be designed in accordance with the Traditional Neighborhood Design provisions contained within the Virginia Department of Transportation's Subdivision Street Design Guide, as last amended, and the City of Portsmouth Master Transportation Plan. (c) A tangent at least 400 feet long shall be provided between reverse curves on arterial streets, 100 feet on collector streets. Sec. 33.1-45. Intersections. For subdivision purposes, the Planning Commission may permit chords in the place of rounded comers. Street curbs at intersections shall be designed in accordance with the Traditional Neighborhood Design provisions contained within the Virginia Department of Transportation's Subdivision Street Design Guide, as last amended, and the City of Portsmouth Master Transportation Plan. Sec. 33.1-46. Lots. (a) The size, shape and orientation of lots shall be appropriate for the location and for the type of development contemplated. The width, depth and area of each proposed lot shall be consistent with those in the immediate vicinity of the subdivision. Each proposed Page 24 of 33