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Business Details
44 Years
experience
Your Trusted Civil Engineering Partner in Virginia
Rinker Design Associates (RDA) is a Virginia-based civil engineering firm with over 43 years of experience and 200+ employees. We specialize in transportation, utility, and site development projects, providing services from design through construction. Our commitment to innovation and client satisfaction has earned us a reputation for delivering high-quality, sustainable solutions that meet regulatory requirements. We prioritize collaborative problem-solving and integrate advanced technologies to address complex engineering challenges. With six strategically located offices across Virginia, we serve municipalities, government agencies, and private developers throughout the Mid-Atlantic region.

Our team's expertise spans alternative project delivery methods, environmental compliance, and infrastructure development. We emphasize long-term relationships built on trust, value-driven service, and adherence to environmental stewardship principles. Our professionals hold certifications in VDOT and DEQ inspection standards, ensuring compliance with state and federal regulations. We foster a company culture focused on professional growth, cross-disciplinary expertise, and community engagement. This combination of technical excellence and client-centric values positions us as a trusted partner in civil engineering solutions.
Services
Transportation Engineering Utility Design Site Civil Services Bridge Design Traffic Management Environmental Services Right of Way Acquisition Surveying Alternative Project Delivery Construction Management
Details
  • Year established: 1982
Highlights and features
  • We have over 43 years of experience in civil engineering across Virginia.
  • Our team of 200+ professionals offers cross-disciplinary expertise in infrastructure development.
  • We provide services through six strategically located offices across Virginia.
  • Our engineers hold certifications in VDOT and DEQ inspection standards.
  • We prioritize sustainable solutions that meet regulatory requirements and community needs.
Services
Transportation Engineering
We deliver comprehensive transportation engineering solutions including highway widening, intersection improvements, and multimodal network optimization. Our team specializes in context-sensitive designs that enhance traffic flow while prioritizing pedestrian and cyclist safety. With expertise in both traditional and innovative project delivery methods, we help public and private clients achieve cost-effective infrastructure solutions that meet current and future mobility needs.
Utility Design
Our utility engineering services cover water, sewer, and underground electrical systems design. We ensure seamless integration of utility networks with transportation projects while maintaining compliance with regulatory standards. Our team includes former VDOT utility coordinators who provide expert guidance on relocation and conflict resolution, delivering efficient solutions that minimize disruptions during construction phases.
Bridge Design
We offer full-service bridge design for projects ranging from small retaining walls to complex multi-span structures. Our engineers adhere to AASHTO and VDOT standards while incorporating aesthetic elements that reduce maintenance needs. We handle projects of all sizes, from local on-call assignments to major VDOT initiatives, providing customized solutions that maximize structural longevity and safety.
Environmental Services
Our environmental team specializes in permitting, impact assessments, and ecological restoration projects. We provide expertise in watershed management, wetland delineation, and compliance with federal and state regulations. By integrating environmental considerations into every project phase, we help clients achieve sustainable outcomes that balance development needs with ecosystem protection.
Alternative Project Delivery
We specialize in progressive design-build methodologies that streamline project delivery through collaborative stakeholder engagement. With experience as lead designer on 21 design-build projects, we optimize efficiency while maintaining quality control. Our approach reduces project timelines and costs through integrated design-construction coordination, delivering value-driven solutions for complex infrastructure challenges.
People
Darell Fischer
Chief Business Officer
With extensive experience in alternative project delivery, Darell leads business development initiatives and serves as lead designer on VDOT's progressive design-build projects. He ensures strategic growth while maintaining technical excellence across all project deliveries.
Tim Freeland
Director of CES
A licensed professional engineer and certified construction manager, Tim oversees construction and environmental services. He manages teams specializing in VDOT/DEQ compliance, environmental permitting, and ecological restoration projects across Virginia's diverse ecosystems.
Troy Sullivan
Director of Right of Way
As a Right of Way specialist with REAT and RAC certifications, Troy leads land acquisition and negotiation efforts for transportation and infrastructure projects. He manages a legal team handling title services and complex easement agreements statewide.
John Cummings
Director of Community Infrastructure
A LEED-certified professional, John leads site civil engineering services. He focuses on sustainable development solutions that balance client needs with environmental regulations, overseeing projects from feasibility studies through construction administration.
Chris Adams
Director of Structural Engineering
As structural engineering director, Chris manages bridge and structural design projects meeting AASHTO and VDOT standards. He specializes in creating durable, low-maintenance structures while incorporating aesthetic elements that enhance community value.
Questions
What civil engineering services does RDA offer?
We provide transportation engineering, utility design, site civil services, bridge design, environmental compliance, right of way acquisition, and alternative project delivery solutions across Virginia.
Where are RDA's offices located?
We have six offices in Virginia: Manassas (HQ and satellite), Fredericksburg, Richmond, Virginia Beach, and Waynesboro, serving clients statewide.
How long has RDA been in business?
We've provided civil engineering services since 1982, with over 43 years of experience delivering infrastructure solutions in Virginia.
What makes RDA different from other engineering firms?
Our combination of 43-year local expertise, 200+ professionals, and specialized services across six strategic locations enables comprehensive, client-focused engineering solutions.
Does RDA work with both public and private clients?
Yes, we serve municipalities, government agencies, and private developers on transportation, utility, and infrastructure projects throughout the Mid-Atlantic region.
How can I apply for a job at RDA?
Visit our Careers page to explore open positions. We offer professional development opportunities and a collaborative work environment focused on engineering excellence.