Our Corpus Christi Seawall - Its Construction and Its Restoration - - PowerPoint PPT Presentation

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Our Corpus Christi Seawall - Its Construction and Its Restoration - - PowerPoint PPT Presentation

Nov 13, 2023 487 likes •735 views

Nueces County Historical Society April 2019 Meeting Our Corpus Christi Seawall - Its Construction and Its Restoration Daniel E. Garza, P.E. April 02, 2019 Seawall Reconstruction Project Outline Function of Structure

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Daniel E. Garza, P.E. April 02, 2019

Nueces County Historical Society – April 2019 Meeting

Our Corpus Christi Seawall - It’s Construction and It’s Restoration

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Seawall Reconstruction Project – Outline

  • Function of Structure
  • Historical Perspective
  • Condition Evaluation
  • Recommended Repair Option
  • Construction
  • Questions
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Seawall Construction Project – Function of the Structure

  • Major Component of the City’s Flood

Protection System

Protects >$500M in Downtown Properties Essential for Revitalization / New Development

  • Major Tourist Vehicle

Facilities for Visitors and Conventioneers Contributor to Visitor-related Sales Tax Receipts Entertainment Platform for Locals and Visitors

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Seawall Reconstruction Project – Historical Perspective

  • The City Dreams of a Seawall

1890: Caller Article 1909: Nueces County Judge Walter Timon

  • 1916 and 1919 Storms

Timon’s Bayfront Plan State: YES; Feds: NO Breakwater Required – completed in 1926

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Seawall Reconstruction Project – Historical Perspective

  • 1928 – Another Push for a Seawall

Gutzon Borglum Commissioned to Develop a Design Voters turned down Bond

  • 1938 – Seawall Bond Issues Pass!

$1,100,000 + $650,000 + Timon’s Bayfront Plan (State’s share of Property Taxes from Seven Counties in the Region)

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Seawall Reconstruction Project – Historical Perspective

  • Designed in 1938

Myers, Noyes, and Forrest Consulting Engineers, Dallas 40 sheet drawing package

  • Stair-Step Design

City wanted vertical Steel Sheet Piling with Concrete Cap and 24- foot wide Parkway Edward Noyes negotiated a Bayfront “Second to None” utilizing Stair-Step design and 80-foot wide esplanade

  • Constructed 1939-1941
  • J. DePuy Contractor, San Antonio

Bid $1,782,509.54 Construction Innovations

From Dallas City Directory, 1934-35

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Seawall Reconstruction Project – Historical Perspective

  • Condition Assessments / 2000 Bond Election

General and periodic – 1980’s (multiple entities) Specific and in-depth – 1999 (HDR|Shiner Moseley)

  • 2000 Bond Election

Proposition No. 4 - 1/8 cent sales tax for Seawall and Flood Protection system repair (4A Board Funds)

  • Reconstruction 2002-2007

Detailed design and Construction Admin (HDR|Shiner Moseley) Construction of improvements (Laughlin-Thyssen & CCC Group)

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Seawall Reconstruction Project – Historical Perspective

  • Dredge Fill from Water Street

~600 feet

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Seawall Reconstruction Project – Historical Perspective

  • Before and After

The Princess Louise Hotel, ca. 1936 The Princess Apartments, ca. 2016

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Seawall Reconstruction Project – Historical Perspective

  • Working “In the Dry”
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Seawall Reconstruction Project – Historical Perspective

  • Slipforming the Seawall
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Seawall Reconstruction Project – Historical Perspective

  • Peoples Street Landmass
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Seawall Reconstruction Project – Historical Perspective

  • Peoples Street Stem
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Seawall Reconstruction Project – Historical Perspective

  • Sheet Pile Installation
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Seawall Reconstruction Project – Condition Evaluation

  • Seawall Cross-Section

Seaw all Cross Section NTS

Possible Voids Concrete Apron/Sidew alk Concrete Steps Concrete Pile Cap Shoreline Blvd. Fill Timber Piles Steel Sheet Piles

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Seawall Reconstruction Project – Condition Evaluation

  • Wave Forces
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Seawall Reconstruction Project – Recommended Repair Option

  • Seawall Cross-Section

Shoreline Blvd. Voids Existing steel sheet pile wall Existing timber piles Existing stepped concrete wall Possible future concrete overlay and steps New steel sheet pile wall Concrete infill Hydrostatic relief New concrete pile cap New steel sheet pile anchor wall to be filled with grout New concrete cap & sidewalk Crack repair

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Seawall Reconstruction Project – Construction

  • Front Wall Repairs
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Seawall Reconstruction Project – Construction

  • Rear Wall Repairs
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Seawall Reconstruction Project – Construction

  • Sidewalk Replacement
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Seawall Reconstruction Project – Completed Construction

  • Everything Shiny and New!

New ADA Parking and Bus Stops New Benches New Colored & Stamped Pedestrian Walk New Area Lighting

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Seawall Reconstruction Project – Summary

  • Overall project finished

ahead of schedule (~ 2 months)

  • Project finished within

budget ($52,000,000)

  • Coordinated and

cooperative effort between City Staff, Contractors, Engineers, Downtown Businesses

  • Lessons Learned:

Keeping Local Businesses Informed Traffic Control

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Seawall Reconstruction Project – Questions?