PAR 1290 - Delgany Interceptor System Diversion Structure Improvements Project

The proposed Work includes:

A. Manhole DGC 5 including:
a. Alteration of Manhole DGC 5 to remove the obstruction within the manhole and replace the manhole with a pipe segment.
B. Diversion Structure DGC 11A including:
a. Construction of Diversion Structures DGC 11B and DG 17A with a 66-inch pipe segment between the structures.
b. Construction of a stop log storage vault.
c. Rehabilitation and Coating of DGC 11A.
C. Manhole DGC 15A including:
a. Alteration of Manholes DGC 15A and DG 21A to abandon connecting pipe segment between the manholes.
D. Diversion Structure DGC 20A including:
a. Construction of Diversion Structure DGC 20B and a new 78-inch pipe segment between Diversion Structure DGC 20B and Diversion Structure DGC 20A.
b. Construction of a stop log storage vault.
c. Alterations to Diversion Structure DGC 20A to provide two 78-inch pipe segments within the structure.
d. New 8-inch and 12-inch piping segments with three (3) precast concrete manholes to connect the existing service connections to the new 78-inch pipe segments.
e. Abandonment of the remaining DGC 20A structure.
E. Miscellaneous utility reconnections and piping installations.