Innovating Practical Solutions For Over 125 Years
At Twining Inc., we offer a comprehensive range of services to meet the needs of our clients across different industries. With over a century of experience, we have developed a strong reputation for providing our clients with the highest quality services and support.
Engineering
Our engineering services deliver safety, compliance, and quality across every stage of construction. From balcony inspections and stormwater oversight to public works and specialized inspections, we ensure projects meet industry standards through expert quality assurance and quality control management.
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Concrete Engineering and Research
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Forensics
Troubleshooting, condition evaluation, and forensic services
Geotechnical Engineering
Providing engineering services related to the ground, including soil testing, slope stability analysis, and foundation design for the safety of structures and infrastructure.
Vibration and Geo-Instrumentation
Monitoring of vibration and other geotechnical parameters to assess the impact of construction activities and ensure the safety of structures and infrastructure.
Materials Testing
Our laboratories provide expert testing services for concrete, asphalt, low-carbon concrete, and other construction materials. We ensure quality control, structural integrity, and regulatory compliance through precise analysis and third-party product evaluations.
Materials Testing Laboratories
Providing accurate results and data crucial for selecting the right materials and ensuring the durability of your construction projects.
Asphalt Testing
Crucial for the durability and safety of roads and pavements, ensuring they withstand the test of time and provide a smooth, reliable surface.
Concrete Testing
Providing non-destructive testing of concrete to assess its quality and condition using concrete petrography and other analytical methods.
Third-Party Product Testing Lab
Independent testing and inspection of materials and products to ensure they meet the required standards.
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Inspection
Our team delivers comprehensive inspection and quality assurance services across construction projects. From balcony safety and stormwater compliance to public works oversight and specialized inspections, we ensure safety, regulatory compliance, and project excellence through expert quality assurance and quality control management.
Quality Assurance Management / Quality Control Management
Twining provides experienced QC Managers to clients to fill skill gaps and workforce needs on publicly funded projects.
Special Inspection
Non-destructive examination involving different disciplines, such as structural steel, masonry, roofing and waterproofing, and fire stopping.
Public Works Inspection
Planning, monitoring, and auditing to ensure that projects are completed on time, within budget, and to the required standards.
Stormwater Inspection
Vital for environmental compliance, preventing pollution, and ensuring that construction activities do not harm local water bodies.
Balcony Bill Inspections
Identifying any signs of damage or other safety hazards to ensure the structural integrity and overall condition of balconies attached to residential or commercial buildings.
Modular
Our specialty is quality assurance and compliance for modular and manufactured construction. We provide quality system auditing, listing services, and regulatory support to help manufacturers, designers, and builders reduce risk, maintain compliance, and deliver consistent, high-performing modular buildings.
Industrialized Buildings
Providing review and inspection of modular buildings to improve quality and safety.
Quality System Auditing & Listing
Auditing and listing of quality management systems for consistency and documentation of compliance with applicable code bodies and standards.
Twining Concrete Insight
Our specialty is the concrete-built environment. For seventy years, generations of Twining's professionals contributed to its development in California, nationwide, and internationally. We provide material engineering, laboratory testing, building technology consulting, structures and pavement evaluation, and forensic, petrographic, and analytical services.
Petrographic Examination & Specialized Analytical Services
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Support for Carbon-Neutral Concrete and Novel Cement Solutions
Materials Laboratory Tests and Product Evaluation
Mass Concrete
Why Do I Need a Thermal Control Plan?
Service Life Modeling of Concrete Structures
Performance Engineered Concrete Mixtures
Engineering Concrete Excellence: A Legacy of Innovation
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State-of-the-Art Concrete Production and Construction Support Services
State-of-the-Art Concrete Production and Construction Support Services