Common use of Geotechnical Investigations Clause in Contracts

Geotechnical Investigations. 1. Drill twenty-four borings (24) throughout the project area. Each boring will be drilled to rock or maximum depth of 15-feet, whichever occurs first. For the purpose of this fee determination a depth of 12-feet is assumed. Rock coring is not included. All borings will be drilled in pavement areas accessible to the drill rig. Work will be coordinated with City Inspector. 2. Soil sampling will be performed using split-spoon techniques at 2.5-foot intervals to 10-feet followed by 5-foot intervals thereafter. 3. Each boring will be backfilled with tamped dry concrete mix and capped with a thickness of quickset cement equivalent to the thickness of the pavement section. Auger cuttings will be removed from the site and disposed of properly. 4. Laboratory testing will include determination of moisture content and Atterberg limits. 5. A report will be prepared that includes results of the borings and laboratory tests and recommendations for site grading, excavations, and preparation of pavement subgrades. Locations of the borings and areas of existing pavement distress will be indicated in the report. 6. Traffic control shall conform with Overland Park Traffic Control Handbook. Traffic control for the field work will consist of signage and cones. Use of flaggers is not planned.