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Civil Engineering   ~   Surveying   ~   Land Planning


Below are samples of our project experience.
We can provide additional summaries tailored to specific needs, clients and project types.

Project:
Meridian Campus - Commercial Office/Parking Lot

Client:
Century Mutual Investors

Services:
This four building office complex sits on 6 acres of land in Lacey.  Our services included design of final site layout, grading, drainage, erosion control, sewer, water and street connection.  Duncanson Company also provided the construction surveying for site construction.  Upon completion of the first two buildings, we prepared a Binding Site Plan for the individual building pads.

"I want to thank you and Jon and your crew for the great work you did on my project.  I couldn't have asked for any better support and service than I received from Duncanson Company"  - Kelly Garvey


Project:
Highline Village - Residential Subdivision/Stormwater LID

Client:
Highline Village LLC

Services:
Duncanson Company provided all land use entitlement services for the 35-lot townhome subdivision in Burien.  Beginning with conceptual design development and pre-application meetings, we continued through the preliminary plat approval process, prepared all engineering drawings for on-site and off-site improvement, provided all survey services through as-built and final plat recording.  This project incorporated Low Impact Development techniques, including porous concrete and infiltration of stormwater.


Project:
Lake Wilderness Golf Club Slope Drain

Client:
City of Maple Valley

Services:
This project involved surveying, hydrologic analysis and engineering plans for conveying storm water down a steep slope to resolve an ongoing severe erosion problem.


Project:
Criminal Justice Training Center - Institutional/Educational/ Parking Lot

Client:
Washington General Administration

Services:
The Criminal Justice Training Center is a 40 acre campus located in Burien which serves as a training facility for law enforcement agencies throughout the state.  Our particular project included parking lot expansion as well as internal vehicle access and pedestrian ADA improvements.  As prime consultant, Duncanson Company performed the design, permitting, bid document preparation and construction administration support.


Project:
West Bay Park - Municipal Park/Shoreline/Surveying

Client:
Anchor Environmental / City of Olympia

Services:
Provided detailed survey mapping for upland and tideland restoration and park improvement projects.
 


Project:
City of Burien, High Accuracy Network and Aerial Mapping Control

Client:
City of Burien

Services:
Duncanson Company established several high accuracy control points and surveyed numerous additional points for their fledging GIS project. In conjunction with GIS project, Duncanson Company also coordinated 11 ground targets for a city-wide aerial mapping project performed by Walker and Associates.


Project:
Bluffs at Redondo

Client:
Powell Home Builders

Services:
Powell Homes developed this 26 home neighborhood located on the bluff above the Redondo beach area in Des Moines, Washington. This project began with a lot line adjustment to separate a large existing estate.


Project:
Alexandria, Seattle, Washington (Lower Queen Anne)

Client:
LQA Investments

Services:
This 70,000 SF mixed use building revitalized this property located just northeast of the Seattle Center. Duncanson Company prepared a site survey for a design base map. Runberg Architecture Group was the prime consultant. Duncanson Company prepared the on-site civil design, as well as street and alley improvement plans (private contract plans). For the construction stage, Duncanson Company provided primary layout control and performed ground motion survey during basement excavation and shoring.


Project:
Telecommunication Sites, Washington & Oregon

Client:
Several Prominent Wireless and Broadband Companies

Services:
Duncanson Company provided surveys for hundreds of sites throughout Washington and northern Oregon.  Our survey work included topographic mapping, lease area stake out, FAA position reports and legal description preparation.  If warranted by the site conditions, we have provided engineering for access road design and stormwater management.

"I have always appreciated the level of professionalism and expertise that I have received from your firm.  You have long been my first choice for surveys and other land work."  - Bill Powell


145 SW 155th Street, Suite 102
Phone:  (206) 244-4141
Survey:  survey@duncansonco.com 

Seattle, Washington  98166
Fax:  (206) 244-4455
Engineering:   engineers@duncansonco.com