Specifications include, but are not limited to: Preliminary testing has revealed the presence of radon gas in portions of the Maine State House, as is commonly found in structures in the State of Maine. The proposed project will study the data, perform additional radon testing if needed, evaluate the nature of the existing spaces and HVAC systems to determine its capacity to reduce radon gas levels, and install measures to mitigate the potential ill effects of the substance, in consideration of the context of the historic structure.; The scope of services for this project includes, but may not be limited to, schedule and cost estimating, preliminary design, design development, contract documents, and administration of bidding and construction. The AE Consultant may be required to coordinate this work or additional work with other consultants contracted by the Owner.