Nashua River crossing
Allds St: Within Floodway at
Salmon Brook crossing
Pine Hill Rd: Within .2%
Floodplain near intersection with
Perimeter Rd
Manchester St: Within Floodway
at Harris Pond and within .2%
Floodplain near Tinker Rd
Broad Street Pkwy: Within .2%
Floodplain on approach to
Nashua River crossing and
crosses Floodway
Types of Roads Included:
Highways: The top of the
hierarchy. They are limited
access, provide largely
uninterrupted travel over long
distances and are designed for
high speeds. Example: Everett
Turnpike.
Arterial Roads: The next level of
roadways. They serve to move
large volumes of traffic through
a town or to connect one section
of town with another section.
Example: NH 101A
Collector Roads: Act to feed
traffic to or from local roads and
arterials. Collector roads provide
direct access to abutting
properties and distribute it to or
