David Hanna, P.E.
LICENSED PROFESSIONAL ENGINEER
EDUCATION AFFILIATIONS & REGISTRATIONS
Oregon State University Professional Civil Engineer B.S., Civil Engineering State of Washington No. 23747
RESPONSIBILITIES
As a Project Engineer with NTI, Mr. Hanna exercises responsible charge of civil engineering projects with specific areas of emphasis being:
- Hydrology and Hydraulics of drainage, stream flow, and irrigation systems
- Traffic Engineering and Street/Road design
- Utility design, including Storm Sewers, Sanitary Sewers, Water Distribution
- Short span bridges and foot bridges
EXPERIENCE
Mr. Hanna has worked in the Civil Engineering field for 27 years and has been a Licensed Professional Engineer for 18 years. During this time he has gained a wide range of experience in both the public and private sectors working on various projects such as: road and bridge designs, large and small sewer designs, toxic cleanup, and preparing comprehensive plans for public water systems.
SPECIFIC ACCOMPLISHMENTS
- Coordinated the implementation of Clallam County's emergency 911 addressing system, including mapping and assigning 17,000 new addresses
- Design and construction management for a Federal Aid pre stressed concrete bridge
- Design of a unique high efficiency pipe inlet allowing the system to pass twice the flow
- Managed a construction inspecting and materials testing lab for two years
- Design of streets and utilities for many large and scale residential and commercial projects in Jefferson and Clallam Counties
- Management of two public water systems
- Design of a large number of residential and commercial stormwater drainage systems