Ninyo & Moore, a SOCOTEC Company, supported the Clinton Terminal Concrete Silo Slip project in Houston, Texas, delivering construction materials testing, observation, and special inspection services for the 205-foot-tall concrete silo.  

Key Information 

Project Name: Clinton Terminal Concrete Silo Slip

Client: Texas Lehigh Cement Company 

Location: Houston, Texas 

Services Provided: Construction Materials Testing, Special Inspection 

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Talk to our experts

Joe LAPSLEY

Principal/Construction Services

Houston, TX

Principal/Construction Services

joe.lapsley@socotec.us (713) 973-8400

The Challenge 

Building a 205‑Foot Silo Around a Protected Mockingbird Nest 

The Clinton Terminal project included slip-form placement of a 205-foot-high concrete silo. The silo portion of the project required construction teams to work continuously, 24 hours a day over 11 days, to complete the concrete placement. 

During construction, a Mockingbird nest (the State Bird of Texas) was discovered on the stairwell leading up the side of the silo. In accordance with State law, the nest could not be removed or disturbed. The contractor protected the nest, allowing it to remain in place throughout construction. 

This unique challenge highlighted the team’s ability to deliver a complex, continuous concrete operation while fully preserving the protected nest and its precious contents.

 

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The Solution

Comprehensive Materials Testing and Special Inspection Services

Clinton Terminal Concrete Silo Slip

Ninyo & Moore, a SOCOTEC Company, provided construction materials testing, observation, and special inspection services to support quality assurance and code compliance throughout the project.  

Core Services Provided: 

  • Concrete sampling and testing  

  • Laboratory testing to evaluate compressive strength of concrete samples 

  • Special inspection of reinforcing steel 

  • Special inspection of high-strength bolting and structural steel 

  • Field observation during continuous slip-form concrete operations 

Ninyo & Moore, a SOCOTEC Company, provided construction materials testing, observation, and special inspection services to support quality assurance and code compliance throughout the project.  

Core Services Provided: 

  • Concrete sampling and testing  

  • Laboratory testing to evaluate compressive strength of concrete samples 

  • Special inspection of reinforcing steel 

  • Special inspection of high-strength bolting and structural steel 

  • Field observation during continuous slip-form concrete operations 

The Results 

Successful Delivery of a High-Performance Concrete Silo

Through coordinated materials testing and special inspection services, Ninyo & Moore, a SOCOTEC Company, supported the successful construction of the 205-foot-tall concrete silo, while fully accommodating the protected Mockingbird nest. 

Key Outcomes: 

  • Verified concrete strength and foundation performance 

  • Quality assurance for reinforcing steel and structural components 

  • Continuous inspection support during 24-hour slip-form operations 

  • Compliance with project specifications and applicable construction standards 


Planning a silo, industrial structure, or large-scale concrete placement project?