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Hydraulics Staff

Julie Heilman, PE
State Hydraulics Engineer
(509) 577-1703
HeilmanJ@wsdot.wa.gov

Hydraulics Branch management, including policy, legislative issues, hiring, and training. 

Bridge scour monitoring program, analysis of riverine systems using various 1 & 2 dimensional computer flow models, design of streambank erosion control and stabilization countermeasures, culvert design, and floodplain analyses. 


River Systems Unit

Jay Christianson
(360) 705-7269
ChristJ@wsdot.wa.gov

Le Nguyen
(206) 440-5070
NguyenL@wsdot.wa.gov

Luke Assink
(509) 573-8347
AssinkL@wsdot.wa.gov

Heather Pittman, PE
(360) 705-7495
Pittmah@wsdot.wa.gov

Catherine LaPointe, PE
(360) 705-7498
LapoinC@wsdot.wa.gov



Highway Runoff Manual Unit

Abe Sahari, PE
(360) 705-7475
SahariE@wsdot.wa.gov

Alex Nguyen, PE
(206) 440-4537
NguyeAl@wsdot.wa.gov