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f ILII 4' <br />r <br />Mr.. Lorenzo WC ingate <br />City of La Porte <br />January 29, 2020 <br />Revision 3 <br />Page 2 <br />Proposed Conditions: <br />Based on 1D hydrologic and hydraulic modeling efforts, Halff will determine and evaluate cost-effective <br />solutions to provide relief to drainage areas within the neighborhood. Modifications may include <br />roadside ditch regrading and upsizing the existing storm sewer system to increase its capacity. <br />The basic services are divided into the following tasks: <br />Basic Services <br />1. Preliminary Engineering Report <br />2. Design Phase Services <br />3. Construction Phase Services <br />Total Basic Services: <br />Additional Services: <br />4. Geotechnical Analysis <br />5. Environmental Analysis <br />Total Additional Services: <br />$ 29,844.00 (Lump Sum) <br />$ 192,297.00 (Lump Sum) <br />$ 10,242.00 (Lump Sum) <br />$ 232,383.00 <br />$ 10,000.00 (Lump Sum) <br />$ 10,000.00 (Lump Sum) <br />$ 20, 000.00 <br />Total Basic & Additional Services: $ 252,383.00 <br />Line items are intended to be authorized and released contingent on available funding. <br />We appreciate the opportunity to be of service to you and the City of La Porte. Please feel free to contact <br />me if you have any questions or comments concerning this proposal. <br />Sincerely, <br />Halff Associates, Inc. <br />Long Nguyen, P.E. <br />Public Works Team Leader <br />Attachments: <br />Attachment "A": Detailed scope of services <br />Attachment "B": Detailed level of effort <br />Attachment "C": Vicinity map <br />Attachment "D": Project schedule <br />Cc. File <br />Approved by: <br />Corby D. Alexander <br />City Manager <br />