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calculated to be 0.46 mm and the silt/clay content is approximately 1 .44%. The description of the material is based on the site investigations and core borings, which are provided in Appendix A, and describe data for cores obtained from the specified locations. The CONTRACTOR is solely responsible for any interpretation or conclusions based on these data. The CONTRACTOR may view the core samples at the Tracking Station Beach Park, located at 800 46`h Place, off North AIA, Vero Beach. . The CONTRACTOR shall provide advance notice to COUNTY staff at (772) 567-8000, EXT. 1568 to coordinate a requested visit. 24. 1 .2 Hardbottom Communities. Hardbottom biological communities in the vicinity of the borrow area are to be STRICTLY AVOIDED by the CONTRACTOR during all mobilization, demobilization, dredging and transit activities. Work and access areas, work exclusion areas, equipment requirements, and reef buffer zones are specified in the Plans. The State of Florida has levied significant fines to dredge contractors who have damaged hardbottom communities in association with other projects. Pursuant to Article 6 of the Agreement, the CONTRACTOR shall be held responsible for any and all fines, and legal expenses incurred by the CONTRACTOR and the COUNTY in the event that the CONTRACTOR damages hardbottom communities in the project area. 24. 1 .3 Seagrass Communities . Based on a September 2005 seagrass survey, the edge of the seagrasses for the Sebastian Inlet Borrow area is shown on the Plans. The CONTRACTOR shall keep his equipment at least 100 feet from the edge of the seagrass. No equipment is allowed within the Seagrass Avoidance Area shown on the Plans. The CONTRACTOR is responsible for any damages to the seagrass beds. 24. 1 .4 Borrow Area Debris. The magnetometer survey of the Borrow Area and limited diver observation identified objects within or near the borrow area limits of which the CONTRACTOR should be aware. These are delineated on the project plans. 24.2 Limitations on Excavation. Based on providing the best quality material, limited sections of the permitted Borrow Areas have been specified for use on this contract. All excavation for beach fill shall be performed within the specified Borrow Areas location and to the cut depth indicated on the Plans. The CONTRACTOR shall be responsible for establishing controls as necessary to insure that the specified excavation depth and delineated Borrow Areas is not exceeded. The COUNTY may require the CONTRACTOR, at the CONTRACTOR' S expense, to change the location and/or depth of excavation within the permitted borrow area based on the quality of the dredge material observed. The CONTRACTOR is responsible for placement of the specified quantity of sand. 25 . ORDER OF WORK TECHNICAL AND ENVIRONMENTAL SPECIFICATIONSKi , TS-24