The state traffic laws regulating the speed of vehicles shall
be applicable upon all streets within this Borough, except as this
chapter, as authorized by state law, hereby declares and determines
that certain speed regulations shall be applicable upon specified
streets or in certain areas, in which event it shall be unlawful for
any person to drive a vehicle at a speed in excess of any speed so
declared in this chapter when signs are in place giving notice thereof.
It is hereby determined upon the basis of an engineering and
traffic investigation that the speed permitted by state law outside
of business and residence districts as applicable upon the following
streets is greater than is reasonable or safe under the conditions
found to exist upon such streets and it is hereby declared that the
maximum speed limit shall be 15 miles per hour as herein set forth
on those streets or parts of streets when signs are erected giving
notice thereof.