State Port Authority Alport #11810

Alabama Port Authority seeks bids for Upper Mobile Bay Beneficial Use Wetland Creation (Implementation) – Phase 1

The Alabama Port Authority is seeking bids for the implementation phase of the Upper Mobile Bay Beneficial Use Wetland Creation project. - Project location: 250 North Water Street, Mobile, AL - Scope includes construction of a 100-acre wetland cell with: - Northern dike (in-situ material, minimum three lifts) - Sand berms (using approved sand sources) - Segmented rock riprap breakwaters (ALDOT Class 5) - Geotubes (200 ft nominal length, 30 ft circumference, UV stabilized, specific performance criteria) - Geotextile installation - Borrow ditches and civil works - Permanent warning signs (USCG requirements) - Weir boxes - Major material requirements: - Bedding layer (29,600 units) - Underlayer stone (ALDOT Class 2, 22,100 units) - Graded rock riprap (ALDOT Class 5, 134,070 units) - Geotubes (20,000 units) - Geotextile (91,000 units) - Sand berms (331,000 units) - Services required: - Pre-construction hydrographic and magnetometer survey - Environmental protection and turbidity control - Marine navigation plan submission - Demobilization - Contractor must comply with environmental and cultural resource protection requirements - Heavy and railroad construction classification required - Contractor responsible for staging and laydown areas - Mandatory pre-proposal meeting for all bidders - No specific OEMs or vendors named; technical specifications for geotubes, rock riprap, and other materials must be met

Description

This solicitation is for the implementation phase of the Upper Mobile Bay Beneficial Use Wetland Creation project. The work involves construction activities related to wetland creation, including containment structures, sand berms, breakwaters, and geotubes. The project site is located at 250 North Water Street, Mobile, Alabama. A mandatory pre-proposal meeting is scheduled, and bids are due by October 23, 2026.

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