Civil Engineering
LEI Engineering & Surveying of Oregon’s full-service civil engineering shop is highly experienced and skilled at civil site design, commercial and industrial development, residential design, stormwater treatment, hydraulic design, and roadway engineering. From the planning stages to construction, we create the strategies that transform empty lots and crowded urban landscapes into useful assets to the community.
Our Approach
Key to LEI Engineering & Surveying Oregon’s success is open communication with our clients from project onset to final project closeout. We work to thoroughly understand client objectives, needs, project constraints, and budgets to tailor an engineering approach to client needs. Our objective is always to provide our clients with the greatest return on investment possible, through highly specialized and proven engineering techniques. Our client’s success is ours too. LEI Engineering & Surveying of Oregon takes great pride in meeting our client’s needs to their highest satisfaction.
Our Civil Engineering Services
Residential Engineering & Development
- Project feasibility analysis
- Partition and subdivision engineering
- Planned Unit Developments (PUD)
- Lot layouts and grading design
- High density housing
- Road and pedestrian pathway design
- Stormwater detention and conveyance design
- Utility design
- Permitting
- Construction documents and specifications
Commercial Civil Site Design
- Master planning
- Collaboration with project architects
- Layouts and preliminary engineering analysis
- Grading and finish floor elevations
- Parking analysis and design
- Roadway design
- Stormwater analysis and treatment
- Utility design and plans
- Construction documents and specifications
Stormwater Analysis & Design
- Comprehensive stormwater runoff modeling and analysis
- Water quality, flow control, and flood control design
- Analysis and storm-water report preparation to meet regulatory requirements
- DEQ UIC permitting
- Support for development permitting
- Infiltration testing and report preparation
Roadway Engineering
Roads not only provide access to a property, they often provide a first impression of the development. LEI Engineering and Surveying of Oregon’s designs provide roads with safe, efficient access to homes and businesses while remaining pleasing to the eye. Our decades of experience include federal, state, and local government contracts and private residential projects.
- Arterial roadway design
- City street and rural roadway
- Access management
- Small bridge design for pedestrians and vehicular traffic
- Traffic control design
Hydraulic Design & Engineering
- Stream crossing and fish passage design
- Stream channel modification and enhancements
- Streambed simulation design
- 50-year and 100-year large large basin design runoff computations
Construction Engineering/Permitting
- Construction Staking Surveying
- Construction Observation
- Construction Civil Engineering
- Coordination
- DEQ Permits(?)