INVITATION TO BID: HAMLIN MIDDLE SCHOOL NORTH SYSTEM PRV STATION PROJECT NO. 15803 BID NO. 2016-04 Bids due: May 4, 2016 @ 2:00 pm Sealed proposals for the Hamlin Middle School North System PRV Station for the Springfield Utility Board will be received by Cameron Hanes, Purchasing Representative for the Springfield Utility Board Water Division, …