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GBA coastal engineering | Gahagan & Bryant surveyors
  • Home
  • About Us
    • Senior Team Members
  • Services
    • Navigation Channel Design
    • Dredging Engineering
    • Beneficial Use of Dredged Materials
    • Agency Coordination
    • Hydrographic Surveying
    • Coastal Engineering
    • Construction Management
  • Projects
  • News
  • Careers
  • Contact Us
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Projects

Prev Next Port of Los Angeles Channel Deepening

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  • Port of Los Angeles Channel Deepening

    Port of Los Angeles Channel Deepening
  • Port of Los Angeles Channel Deepening

    Port of Los Angeles Channel Deepening
  • Port of Los Angeles Channel Deepening

    Port of Los Angeles Channel Deepening

PROJECT DESCRIPTION:

The primary purpose of the overall project is to deepen the Main Channel, berths and turning basins to 53-ft MLLW to improve deep-draft navigation and maximize the beneficial use of dredged material. The project consists of dredging 8.8 MCY of sand, silt, clays and formation materials; placement in five in-harbor sites; rock dike construction using three million tons of rock; removal of nine utility crossings, vertical wick drain installation and associated demolition in fill areas.

GBA SERVICES:

  • Reviewed Geotechnical Investigations.
  • Developed Dredging and Rock Dike Schedule.
  • Prepared Dredging Cost Estimate.
  • Perform Daily Hydrographic & Topographic Surveys of all Construction Activities.
  • Conduct Daily Quality Assurance Inspection.
  • Review and Comment on Contractor's RFIs, Submittals, Claims & Schedule.
  • Prepare Payment Volume Calculations, Design Changes & Weekly/Monthly Reports.

CLIENT:

U.S. Army Corps of Engineers 
Los Angeles District
Survey Branch
645 North Durfee Avenue El Monte, CA 91733

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