(A) Structures shall be installed to provide access to continuous underground storm sewers for the purpose of inspection and maintenance. Manholes shall be provided at the following locations:
(1) Where 2 or more storm sewers converge;
(2) Where pipe size changes;
(3) Where a change in alignment occurs;
(4) Where a change in grade occurs;
(5) At suitable intervals in straight sections of sewer; and
(6) Wherever pipe materials change.
(B) The maximum distance between storm sewer manholes shall be as follows:
Size of Pipe (inches) | Maximum Distance (feet) |
12 inches thru 18 inches | 400 |
24 inches thru 42 inches | 500 |
48 inches and larger | 600 |
(Ord. passed 10-11-2004)