Business Details
35 Years
experience
Your Trusted Partner for Waste & Storm Water Maintenance
Twin "d" is a family-owned pipeline maintenance contractor founded in 1991 by brothers Dave and Mark Denny. With over 50 combined years of experience in the wastewater industry, we specialize in rotational maintenance plans for waste and storm water systems. Our team of 30-35 employees serves municipalities and commercial clients across Utah, Idaho, and Wyoming from our Layton, Utah headquarters. We utilize cutting-edge technology including state-of-the-art cameras, hydro-x systems, and acoustic testing equipment to deliver comprehensive solutions. Our commitment to excellence is reflected in our industry leadership, membership in professional organizations like N.A.S.S.C.O. and W.E.F., and a proven track record of delivering reliable infrastructure solutions.We maintain rigorous quality standards through customized maintenance plans that include regular cleaning, video inspections, and pressure/deflection testing to prevent system failures. Our leadership team, including third-generation operators, brings decades of technical expertise and operational knowledge to every project.
Services
Video Inspection
System Cleaning
Pressure Testing
Hydro-X Services
Acoustic Testing
Emergency Repairs
Preventive Maintenance
Details
- Year established: 1991
Highlights and features
- We offer 30+ years of specialized pipeline maintenance expertise
- Our team uses state-of-the-art inspection and testing equipment
- We provide customized maintenance plans for system longevity
- Our technicians hold PACP Certified CCTV Operator credentials
- We serve clients across three states with regional expertise
What people say
Best to work with
Unmatched cleanliness
Does it right
Industry leader
Dependable systems
Services
Video Inspection
Our video inspection service uses advanced camera technology to thoroughly examine pipeline conditions. This non-invasive method identifies cracks, blockages, and structural issues with precision. Our certified technicians provide detailed reports that enable targeted maintenance and prevent costly failures.
System Cleaning
We employ high-pressure water jetting and vacuum systems to remove debris and buildup from pipelines. Our thorough cleaning process restores optimal flow capacity and prevents backups. Regular cleaning extends system lifespan and maintains regulatory compliance for waste management operations.
Pressure Testing
Our pressure and deflection testing verifies pipeline integrity after installation or repairs. Using calibrated equipment, we measure system performance under controlled conditions to ensure proper function and identify potential weaknesses before they cause failures.
Hydro-X Services
Hydro-X services combine high-pressure water and vacuum technology for precise pipe cleaning and excavation. This non-destructive method effectively removes stubborn blockages and prepares pipes for repairs while minimizing environmental impact and reducing project timelines.
Acoustic Testing
Our acoustic testing service detects hidden pipeline issues through sound wave analysis. This innovative technology identifies leaks, cracks, and flow disruptions in hard-to-reach areas. The non-invasive method provides accurate diagnostics without requiring system shutdowns or physical excavation.
People
Dave P. Denny
President, Co-founder
Dave Denny co-founded Twin "d" in 1991 after working as a wastewater plant operator. With over 30 years in the industry, he brings extensive operational expertise to our pipeline maintenance services.
Nate M. Denny
VP Operations
Nate Denny leads our field operations with 15+ years of hands-on experience. A certified CCTV operator, he oversees service delivery and ensures technical excellence across all projects.
Aaron D. Denny
VP Finance
Aaron Denny manages financial operations with an MBA and banking background. He brings financial expertise to support our growth while maintaining fiscal responsibility for client projects.
Carol Thacker
Office Manager
Carol Thacker handles contract administration and financial operations with 20+ years of experience. Her expertise ensures smooth business operations and client compliance management.
Questions
What services does Twin D offer for storm water systems?
We provide comprehensive maintenance including video inspection, cleaning, pressure testing, acoustic testing, and emergency repairs for storm water systems.
How does Twin D ensure quality in pipeline maintenance?
We use state-of-the-art equipment, employ PACP-certified technicians, and follow rigorous inspection protocols to maintain system integrity.
Which areas does Twin D serve for waste management?
We serve municipalities and commercial clients throughout Utah, Idaho, and Wyoming from our Layton, Utah base.
What makes Twin D different from other maintenance providers?
As a family-owned business with 30+ years' experience, we combine generational expertise with cutting-edge technology for reliable solutions.
Can Twin D handle both preventive and emergency maintenance?
Yes, we offer customized preventive maintenance plans and provide prompt emergency repair services for critical system issues.
