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Work Order No. XX 811 Street Roadway Improvements — 6611 Avenue to 82nd Avenue EXHIBIT A — SCOPE OF WORK The County desires to improve 811 Street to a 2 -lane rural roadway with paved shoulders between 66th Avenue and 82nd Avenue, approximately 10,560 linear feet. A 10' wide multi -use path along the northern right of way limit will be planned to be integrated into the overall design. The existing right-of-way varies in width between 60 to 95 ft. It is anticipated that either right-of-way acquisition or alternative roadway sections will need to be developed to complete the improvement corridor. The County owns a parcel in the southeast quadrant of the 8th Street/74th Avenue intersection. This parcel will be evaluated for the purpose of providing a stormwater management facility to serve the roadway improvements. A. Topographic Design Survey: The Consultant will provide topographic design survey services necessary to support and facilitate contemplated design and permitting activities associated with this project. This task will consist of the preparation of digital base map topographic surveys in accordance with the Standards of Practice, established by the Board of Professional Surveyors and Mappers, Chapter 5J-17, Florida Administrative Codes, pursuant to current Section 472.027, Florida Statutes, per 5J-17.050 through 5J-17.052. The survey will include: The survey will include: 1. Establishment of a project wide Horizontal Control Network within the PROJECT LIMITS. A Design Survey Baseline will be established and monumented. A minimum of five Design Survey Baseline monuments will be installed. 2. Establishment of a project wide Vertical Control Network within the PROJECT LIMITS. All elevations will be referenced to NAVD 1988 datum. The limits of the topographic design survey are as follows: 81h Street - between 66th Avenue and 82nd Avenue, approximately 10,560 linear feet. Topographic survey shall extend no less than 20 feet beyond the right-of- way. B. Geotechnical Investigation: The Consultant will retain the services of a Geotechnical sub -consultant to assist in evaluating the existing soil and roadway pavement conditions. The Geotechnical sub - consultant will provide the following Geotechnical Services: Page 2 of 9