Agenda - 06-20-2017 - 8-h - Efland Sewer to Mebane, Phase 2 Extension – Construction Engineering and Inspection Services Contract for the Efland-Buckhorn-Mebane Utility Planning Area

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27 4. Construction Material and Geotechnical Testing a. Independent geotechnical and material testing services will be provided on an "on-call" basis, with a 24- hour notice to schedule services with a subconsultant. b. Earthwork related services will include the following: i. Preform laboratory moisture-density relationship, grain size analysis and Atterberg limits on proposed fill soils. ii. Perform density testing on native and fill soils and stone to determine the moisture content and percent compaction of the soil material. iii. It is anticipated that earthwork related services will be needed once per week when the Contractor is working along the roadway shoulder, limited to twenty (20) site visits. c. Provide subconsultant with OSHA 40-hr HAZWOPER certification to provide the following services: i. Screen excavated soil with a PID; ii. Collect soil samples from stockpiles for analysis and/or waste characterization; iii. Collect water samples from groundwater in utility trenches for analysis; and iv. Provide a summary report of field observations, analytical results, and recommendations for soil and/or groundwater management. 5. Post-Construction Phase The Consultant, following the completion of construction of the project will: 1. Compile project inspector logs, site inspection notes, construction photographs and, if not already provided, a complete reporting of all construction material testing and submit a digital record of same to the County. 2. Compile all operator's manuals and material information for the project and submit to the County in hardcopy and digital format. 3. Provide a final accounting of all quantities installed versus bid, including change orders and related costs. 4. Assist and advise County on release of retainage and the final project reconciliation change order. 5. Create and seal a set of record (as-built) drawings of the newly completed sewer extension for submission to the State, City of Mebane and Orange County's records. 6. Provide final certification of the sewer construction as required by the various local, State agencies involved with this project. 7. Other Engineering Related Activities The Consultant will perform other engineering related activities, as necessary, during the project on a per hour basis using agreed upon rates, including but not limited to • Revise drawings as necessary to reflect specific minor details prior to beginning of construction or during construction, e.g. minor manhole location shifts and additions, deletion or shifting of service lateral locations, etc. • Major re-design work caused by unforeseen field conditions or other factors, e.g. rerouting entire sewer lines OWNER'S RESPONSIBILITIES: The County shall provide or perform the following: 1. Access to and reproduction of all pertinent records maintained by the County 2. Direction with regard to fundamental project objectives 3. General review of all materials submitted 4. Designate an owner's representative to interface with citizens and press and deal with public relation issues 5. Provide timely responses to questions from consultant 5