UPDATE – April Bid Opening Set for ALCOSAN East Headworks Project Updated Feb 2, 2021 Pittsburgh PA: Following a bid date extension, the Allegheny County Sanitary Authority is now scheduled to receive bids for the new East Headworks project on April 13, 2021 . The estimate of probable cost… April Bid Opening Set for ALCOSAN East Headworks Project Updated Feb 2, 2021 Pittsburgh PA: Following a bid date extension, the Allegheny County Sanitary Authority is now scheduled to receive bids for the new East Headworks project on April 13, 2021 . The estimate of probable cost… April Bid Opening Set for ALCOSAN East Headworks Project Updated Feb 2, 2021 Pittsburgh PA: Following a bid date extension, the Allegheny County Sanitary Authority is now scheduled to receive bids for the new East Headworks project on April 13, 2021 . The estimate of probable cost… April Bid Opening Set for ALCOSAN East Headworks Project Updated Feb 2, 2021 Pittsburgh PA: Following a bid date extension, the Allegheny County Sanitary Authority is now scheduled to receive bids for the new East Headworks project on April 13, 2021 . The estimate of probable cost…