DOCUMENT

RFP - Roadway Design - Route 7 and Route 690 Interchange 2008

  • YEAR CREATED: 2008
  • ENTITY TYPE: County
  • TYPE OF DOCUMENT: RFP - Request for Proposals
The document is a Request for Proposal (RFP) for the Route 7/690 Interchange Roadway Design project. The document outlines the requirements and expectations for the design of the interchange, including various analyses and studies that need to be conducted. The document specifies the need for analysis of existing conditions and design year conditions, including queue lengths for ramps, stopping sight distance, and taper length. It also emphasizes the importance of considering the impacts of additional access points on the entire Interstate facility and the need for coordination between developments and transportation system improvements. The document further requests a summary of the operational analysis using the Highway Capacity Manual (HCM) and, if applicable, the use of Corsim for additional analysis. It also mentions the need for compliance with National Environmental Policy Act (NEPA) procedures and the submission of various supporting documents such as certified traffic data, HCS analysis results, and an environmental document. The document provides information on the design requirements for NHS facilities and the need to meet AASHTO design standards. It outlines the elements that need to be included in the initial design, such as alignment and grade, right of way, preliminary transportation management plan, hydraulic analysis, stormwater management, roadway and structure design, traffic control devices, ITS design, landscaping, and aesthetic treatments. Finally, the document requests a detailed summary of the estimated project costs, funding sources, and implementation schedule. It also mentions the possibility of participating in reviews related to bidability, constructability, and value engineering, as well as coordinating utility design. Overall, the document provides a comprehensive overview of the requirements and expectations for the Route 7/690 Interchange Roadway Design project.
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