Nassau County Department of Public Works is requesting proposals from firms to provide Construction. Site plans shall be required for all nonresidential uses allowed pursuant to this chapter.Mount Sinai South Nassau is proposing to expand health care services at our main campus in Oceanside and in Long Beach. Proposals should only be submitted after careful examination of the complete RFP and its requirements. Visually compatible with other structures in the Princeton Historic District. The project is providing the 20 Nassau existing building with a new HVAC.