The Allegheny County Sanitary Authority hired a contractor last summer to begin more than $9.3 million in repairs. On Thursday, ALCOSAN’s board of directors approved an additional $1 million in repairs after discovering yet another broken pipe this summer, bringing the project’s total cost above $11 million.
ALCOSAN's proposed $2 billion dollar plan includes a new pump station and a regional network of underground tunnels that snake through rivers and neighborhoods.
The Allegheny County Sanitary Authority is moving ahead with a $2 billion project aimed at curbing sewage overflow by creating a massive tunnel system under Pittsburgh and its rivers. Alcosan officials said the new system will reduce sewage overflow by about seven billion gallons each year. Currently, about nine billion