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Business Details
28 Years
experience
Your Trusted Civil Engineering Partner in Chehalis, WA
R B Engineering has been delivering professional civil engineering solutions since 1998, combining 25 years of technical expertise with client-focused service. Our team of licensed engineers and design professionals specializes in transforming complex land development projects from conceptual ideas into fully permitted construction documents. We maintain long-term client relationships by prioritizing cost-effective solutions that meet specific project requirements while adhering to regulatory standards. Our staff's extensive experience with municipal agencies across Washington, Oregon, and Idaho ensures efficient permit approvals and project execution. Through weekly project coordination meetings and proactive issue resolution, we guarantee timely completion of engineering projects across residential, commercial, industrial, and municipal sectors.

Our comprehensive services include land planning, grading and drainage design, sewer and water system engineering, and landscape architecture for diverse development types. We employ advanced computer modeling and low-impact development techniques to create sustainable infrastructure solutions that balance earthwork requirements with environmental considerations. Our commitment to quality is demonstrated through our track record of successful projects and ongoing professional development of our engineering staff.
Services
Civil Engineering Land Planning Project Management Sewer Systems Water System Design Landscape Architecture Grading & Drainage Low Impact Development Transportation Planning Permit Management
Details
  • Year established: 1998
Highlights and features
  • We have 25 years of civil engineering experience across three states
  • Our staff includes licensed engineers and certified design professionals
  • We maintain successful working relationships with 34+ municipalities
  • We offer comprehensive services from concept to construction completion
  • Our engineers specialize in complex regulatory permitting processes
What people say
Exceptional design Cost-effective solutions On-time delivery Regulatory expertise Professional staff
Services
Civil Engineering
Our civil engineering services cover complete infrastructure design for land development projects. We create site-specific solutions for residential, commercial, and industrial developments including roadways, utilities, and stormwater management systems. Our engineers apply advanced modeling techniques to optimize earthwork balance and ensure regulatory compliance while maintaining budget constraints.
Land Planning
We provide comprehensive land planning services for mixed-use developments, master planned communities, and commercial sites. Our approach integrates zoning requirements with environmental considerations to maximize land use efficiency. Services include feasibility studies, plat design, and creation of development plans that meet municipal code requirements while optimizing project economics.
Project Management
Our project management team coordinates all aspects of engineering projects from initial concept through construction completion. We maintain strict timelines and budgets through weekly coordination meetings, sub-consultant management, and proactive issue resolution. Our system ensures regulatory compliance while maintaining open communication with clients and agency representatives throughout the project lifecycle.
Sewer Systems
We design comprehensive sewer infrastructure solutions including gravity mainlines, lift stations, and septic systems. Our engineers develop efficient wastewater management plans that comply with environmental regulations while minimizing long-term maintenance costs. We specialize in both municipal sewer extensions and private system designs for remote developments.
Water System Design
Our water system design services include complete municipal water distribution networks, fire protection systems, and private water supply solutions. We perform hydraulic modeling to optimize pressure zones and storage requirements while ensuring compliance with public health standards. Our designs incorporate energy-efficient pumping systems and durable infrastructure materials for long-term reliability.
People
Robert Balmelli
Principal Engineer/Owner
Licensed Professional Engineer with 25+ years of experience leading civil engineering projects across the Pacific Northwest. Specializes in regulatory compliance and complex land development solutions.
Chris Aldrich
Landscape Architect/Planning Manager
Registered Landscape Architect managing site planning and environmental compliance. Expertise in sustainable design and municipal permitting processes for large-scale developments.
Christian Loose
Engineer
Licensed Engineer with specialized knowledge in stormwater management systems and hydraulic modeling. Focuses on creating efficient drainage solutions that meet regulatory requirements.
Andrew Eastman
Design Technician
Senior design technician with extensive experience in CAD drafting and construction document preparation. Supports engineering teams with detailed technical drawings and specifications.
Zachary Wirkkala
Engineer
Emerging engineer specializing in transportation infrastructure design. Focuses on road improvements, intersection design, and ADA compliance for public and private developments.
Questions
What geographic areas do you serve?
We provide engineering services throughout Washington, Oregon, and Idaho with extensive experience in 34+ municipalities.
What types of projects do you handle?
We specialize in residential, commercial, industrial, and municipal projects including land development, infrastructure design, and regulatory permitting.
How do you ensure project compliance?
Our team maintains current knowledge of local, state, and federal regulations and works directly with agencies to secure timely permit approvals.
What makes your firm different?
We combine 25 years of regional experience with a client-centered approach that prioritizes practical solutions and project economics.
How are projects managed?
We use a coordinated approach with weekly team meetings, permit tracking systems, and regular client communication to ensure project success.
Can you handle complex developments?
Yes, our experience includes master planned communities, mixed-use developments, and industrial parks requiring multi-disciplinary engineering solutions.