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We specialize in the structural design of large watertight concrete tanks, primarily for large civil engineering firms or design/build contractors. We offer a wide range of services for the water and wastewater industries including the following:

  • Tank Structural Designs.
  • Tank Seismic Analysis, Design and/or Retrofit Designs.
  • Peer Reviews of Tanks Designed by Others.
  • Value Engineering of Tanks Designed by Others of any Material.
  • Inspections and Remedial Designs for Distressed or Leaking Tanks.
  • Failure Investigations.
  • Design of Water and Wastewater Treatment Plants.
  • FEATURED PROJECTS


    Consolidated Mutual Water Company
    A buried 5 million gallon capacity post-tensioned concrete water tank. The tank has 2 operating cells creating a “tank within a tank”. The tank was constructed using self consolidating concrete allowing thinner walls for additional

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    An open letter to engineers who specify wire-and strand-wrapped circular prestressed concrete tanks

    The purpose of this letter is to acquaint you with tendon tank technology and show how your tank clients can benefits from this knowledge. This information is being offered to you by Jorgensen & Close Associates, Inc(J&CA)on behalf of several tendon suppliers, precast-prestressed tank suppliers and general contractors around the U.S that offer design-build alternatives to Wire and Strand-Wrapped tanks.

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