INVITATION TO BID: MODIFIED BITUMINOUS MEMBRANE ROOFING – HOT APPLIED SYSTEM AND/OR SEALED SEAM METAL ROOF REPLACMENT SYSTEM AT MARSHFIELD HIGH SCHOOL AUDITORIUM COOS BAY SCHOOL DISTRICT, OR Bids due: January 27, 2016 @ 2:00 pm Sealed bids responses will be received by Coos Bay School District until 2:00 p.m., PST January 27th, 2016. Bid …