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.A . M . ENGINEERING AND 'TESTING , INC $ _ <br /> 590 N .W . MERCANTILE PLACE <br /> PORT ST. LUCIE, FLORIDA 34986 <br /> (772) 924-3575 OFFICE - (772) 924-3580 FAX <br /> October 11 , 2007 <br /> Indian River County Department of Public Works <br /> Attention: Clifford Suthard, P . E . <br /> 4375 43rd Avenue , Unit 102 <br /> Vero Beach, Florida 32967 <br /> Re : Geotechnical Exploration for Proposed Restrooms and Boardwalk <br /> Wabasso Beach Park <br /> 1808 Wabasso . Beach Road, Vero Beach, Indian River County, Florida <br /> Project No . PSL1935B - 1 <br /> Ladies and Gentlemen : <br /> A. M. Engineering and Testing, Inc . is pleased to submit this geotechnical exploration report for <br /> the referenced project. This letter presents our understanding of the project, a description of the <br /> explorations , a summary of the site and subsurface conditions, and our conclusions and <br /> recommendations for the foundations of the proposed construction. <br /> PROJECT DESCRIPTION <br /> The project site is located within the Wabasso Beach Park located east of the intersection of. <br /> Wabasso Beach Road and Highway AIA in Vero Beach, Indian River County, Florida. Based on <br /> conversations with Coastal Tech and a preliminary. site plan (dated August 21 , 2007) , the <br /> proposed construction consists of two restroom structures and a wood frame elevated boardwalk <br /> structure . The restrooms will consist of CBS buildings with individual footprints of 300 square <br /> feet. The restrooms are east of the Coastal Construction Control Line (CCCL) and will be pile <br /> supported structures . <br /> sheet A4 . 10 prepared b Donadio & Associates , Architects P .A . (dated September 13 , <br /> Based ons p p Y <br /> 2007 for DEP Permit), the restrooms will be supported on 16 inch diameter augercast piles with a <br /> pile top elevation (bottom of lowest structural member) of + 16 feet NGVD , minimum pile tip <br /> .elevation of - 19 feet NGVD , and a design scour elevation of +3 feet NGVD . The Testrooms will <br /> have a finished floor elevation of + 18 feet NGVD . <br /> The boardwalk will provide access from the parking area to the beach. The boardwalk will be 8 <br /> feet wide and on the order of 250 feet long with a connecting 35 foot long breezeway and access <br /> ramps and walkways . The boardwalk will be supported on 6 inch square timber piles . Entrance <br /> ramps to the boardwalk will be supported on shallow footings . <br /> z <br />