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Business Details
28 Years
experience
Expert Civil Engineering Services in Southbury, CT
Trinkaus Engineering has been delivering high-quality civil engineering services for over 27 years, specializing in land development projects for private and public clients. Our principal engineer, Steven D. Trinkaus, PE, brings over 32 years of expertise in Low Impact Sustainable Development (LISD), ensuring projects minimize environmental impact while meeting regulatory requirements. With a focus on precision and client collaboration, we coordinate with consultants including soil scientists, environmental experts, and land use attorneys to provide comprehensive solutions.

Our work emphasizes timely delivery, transparent pricing, and adherence to the highest engineering standards, with a track record of exceeding client expectations through innovative design and regulatory compliance.
Services
Low Impact Sustainable Development Stormwater Management Wastewater Management Site Engineering Third Party Reviews Expert Testimony
Details
  • Year established: 1998
Highlights and features
  • Over 32 years of civil engineering expertise in land development.
  • Specialized knowledge in Low Impact Sustainable Development (LISD) strategies.
  • Projects consistently delivered ahead of deadlines with no cost overruns.
  • Collaboration with multidisciplinary consultants for holistic project solutions.
  • Transparent pricing and clear, high-quality engineering deliverables.
Services
Low Impact Sustainable Development
Our LISD strategies minimize environmental impact by integrating natural systems into land development. We design bioretention areas, permeable pavements, and vegetated swales to manage stormwater, enhance groundwater recharge, and reduce pollution. These solutions align with regulatory standards while preserving ecological integrity for long-term sustainability.
Stormwater Management
We design stormwater systems that balance flood control with water quality protection. Services include watershed analysis, detention basin design, and LISD-based solutions like bioswales to manage runoff. Our models ensure compliance with state regulations while mitigating erosion and downstream impacts for residential and commercial developments.
Wastewater Management
Our wastewater solutions focus on on-site sewage disposal systems tailored to soil conditions. We conduct soil testing, design subsurface systems under CT DEEP criteria, and provide construction oversight. Projects ensure compliance with health codes while optimizing system longevity and environmental safety for residential and commercial sites.
Site Engineering
We provide full-site engineering for land development projects, including grading plans, drainage systems, and erosion control. Using AutoCAD and Civil3D software, we optimize site layouts to preserve sensitive areas while meeting municipal requirements for road geometry, utility design, and construction specifications.
Expert Testimony
Our expert testimony services evaluate engineering standards in land development disputes. We investigate design flaws, assess field performance, and provide court-admissible reports and testimony. This service supports clients in resolving civil engineering issues through technical analysis and legal advocacy in deposition and court settings.
People
Steven D. Trinkaus
Principal Engineer
Steven D. Trinkaus, PE, has over 32 years of experience in civil engineering and land development. Licensed in Connecticut since 1988, he specializes in Low Impact Sustainable Development and regulatory compliance. His leadership ensures projects meet technical standards while prioritizing environmental stewardship and client satisfaction.
Questions
What is Low Impact Sustainable Development (LISD)?
LISD integrates natural systems into land development to reduce environmental impact. We use bioretention, permeable pavements, and vegetated swales to manage stormwater, enhance groundwater recharge, and protect ecosystems.
What services do you offer for stormwater management?
We design detention basins, bioswales, and LISD systems to control runoff, prevent flooding, and improve water quality. Our solutions comply with CT DEEP regulations and municipal standards for residential and commercial sites.
Do you provide wastewater system design?
Yes, we design on-site sewage disposal systems tailored to soil conditions, including subsurface systems and compliance with state health codes for residential and commercial developments.
What areas do you serve?
We primarily serve Connecticut, with projects in Southbury, Fairfield, and surrounding regions, focusing on sustainable engineering solutions for local municipalities and developers.
Can you assist with expert testimony in engineering disputes?
Yes, we provide expert analysis and testimony in legal cases involving engineering standards, design flaws, and land development compliance for court proceedings and depositions.