All improvements in a subdivision shall conform
with Mount Airy's Standard Specifications and Details for Construction
and with these standards and specifications, and other requirements
which may be adopted by the Town or Frederick and Carroll Counties,
or by such other governmental agencies which may have jurisdiction
over each facility, as stipulated below. Nothing, however, shall be
construed as prohibiting a subdivider from installing improvements
of a higher type than the minimum required herein.
Plans for public improvements shall be prepared
by a registered professional engineer for review by the appropriate
public authorities prior to plat approval. The improvement plan drawing
size shall be no larger than 30 inches by 42 inches and shall contain
approval signature blocks for the Mayor and Town Council; Soil Conservation
District; owner; design engineer; Town Engineer; and other agencies
(State Highway, Health) where appropriate. Such plans shall be sufficient
to show the proposed location, sizes, type, grades and design features
of each facility, including the following:
A. Profiles: profile of each street center line, with
grades (including projections beyond the subdivision boundaries where
significant), and showing water and sewer lines, manholes, culverts,
streams, etc., with a scale of one inch to 50 feet horizontal, one
inch to five feet vertical.
B. Cross sections: typical street cross sections for
all streets, at a scale not smaller than one inch to five feet, showing
width of curbs, sidewalks, trees, utilities, etc. Where considerable
cuts or fills are required, special cross sections shall be shown
on the plan. A grading plan showing existing and proposed contours
may be furnished in lieu of special cross sections.
C. Sanitary and storm drains: location plans and profiles
for proposed sanitary and storm sewers or drains, with grades and
pipe sizes indicated.
D. Water system: location plan of proposed water distribution
system showing pipe sizes and locations for valves and fire hydrants.