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2001-008
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Last modified
8/26/2024 2:35:55 PM
Creation date
8/26/2024 2:35:38 PM
Metadata
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Template:
Official Documents
Official Document Type
Work Authorization
Approved Date
01/02/2001
Control Number
2001-008
Agenda Item Number
11.H.2.
Entity Name
Camp Dresser & McKee Inc.
Subject
Work Authorization 15 for South County Water Treatment Plant Additional Well
Rehabilitation Services
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i <br />• <br />40 <br />• <br />ATTACHMENT B <br />SCOPE OF WORK <br />Task 1500 - ENGINEERING SERVICES FOR WELL. REHABILITATION <br />SOUTH COUNTY WATER TREATX%ENT PLANT <br />Background <br />The South County Water Treatment Plant is approximately 18 years old. Raw water is supplied <br />by six wells constructed into the Floridan Aquifer. The depth of the wells reportedly ranges <br />between 600 and 700 feet below ground surface. Wells 1 through 3 were the initial wells <br />constructed with the original plant. Wells 4 through h were installed at a later expansion to the <br />facility. <br />Potential problems with the wells were identified by the County through the implementation of <br />previous Work Authorization No. 13. Obstructions in the boreholes were identified in well nos. <br />1, 2, 3, and 5 that are potentially impiictin,g the performance of these wells. Based on the <br />conditions of these wells, it has been determined that entering each of the wells and reaming out <br />the borehole is the best means of,removing these obstructions. <br />Services <br />Task 1.0 Well Construction Related Contract L]ncumenls Preparation <br />The Engineer will prepare contract documents for the reaming of each well under this subtask. <br />Specifications will be prepared for ramming of the wells which will include requirements for: <br />a construction sequence <br />■ qualikications <br />r experience <br />■ equipment <br />e drilling/reaming <br />F+ casing protection <br />ri cement <br />r well development <br />■ rcporting and records <br />r drilling fluids <br />r disposal of drill cuttings and site cletuiup <br />Task 2.0 Contract Administration <br />The Engineer will conduct under this subtask administrative tasks associated with the <br />construction management of this project. These activities include the prernnstrtiction meeting, <br />biweekly progress meetings with the County and the contractor to discuss construction issues <br />related to the project, generate monthly project summary reports, review appli,,:atiuns for <br />63399.d. 1-3-1 <br />
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