09-12-11 Regular Meeting of La Porte City Council

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Cost Estimate for Geotechnical Engineering Services Irerraican Drainage Ditch Improvements - Battleground Estates a La Porte, Texas July 5, 2011 m Terracon Document No. P91110111 Page 3 Schedule. We can initiate our field operations within three to five working days following authorization to proceed, if site access and weather conditions will permit. We anticipate completion of our services and submittal of our final report within about two weeks after completion of our field services. In situations where information is needed prior to submittal of our report, we can provide verbal information or recommendations for spocific project requirements directly after we have completed our field and laboratory programs. C. COMPENSATION For the scope of work consisting of drilling footage of 55 feet, laboratory testing, and a report as outlined in this document, we estimate the following total costs. The estimated costs are presented in detail on the attached details of cost estimate. Task Cost Estimate Field Services - - -- $2,603.00 Laboratory Testing $1,005.00 Engineering Analysis & Reporting $1,882.00 Total Estimated Cost $6,490A0 The cost of our services for requested effort will not exceed this estimate unless the scope of services is modified with the approval of the client. Additional consultation (such as attendance on project meetings, conference calls, engineering analyses, review of project documents, etc.) requested will be performed on a time - and - material basis. The fee to provide additional consultation services will be invoiced in accordance with the attached unit rates in concurrence with your approval. Any project and/or scope changes requiring additional or revised analyses will also incur additional charges. We will provide you an estimate of additional charges for authorization prior to executing the scope changes. D. AUTHORIZATION Environmental Considerations. In an effort to reduce the potential for cross - contamination of subsurface media and exposure of site workers to contaminants that might be present at the site, Terracon requests that prior to mobilization to the site, the Client inform Terracon of known or suspected environmental conditions at or adjacent to the site. If adverse environmental conditions aro present, additional expenses may be necessary to properly protect site workers and abandon borings that penetrate affected groundwater - bearing units. Reliablo 0 Rosponsive ® Convenient 0 Innovative