As a team, we can be your partner in delivering successful public and private infrastructure projects with an objective of providing efficient civil engineering analysis & design solutions to technical problems in the fields of hydrology, hydraulics, and environmental compliance through following services:

  • H &H modeling and simulation using MGSFlood, WWHM, Stormshed, HEC-RAS, HY-8, Culvert Master, SWMM (EPA & XP)

  • Conveyance, water quality, water quantity / flow control BMP design

  • Hydraulic Reports / Technical Memorandums / Information Reports / Stormwater Site Plans

  • Green Stormwater Infrastructure / Low Impact Development (Stormwater)

  • Drainage design for Roadways/Interstate Highways

  • Erosion and Sediment Control, Construction Stormwater Management, NPDEES-CGP Compliance

  • Plans, specifications, and estimates meeting standards of WSDOT, Sound Transit, City of Seattle, City of Tacoma

  • Design Peer Review, Value Engineering, Quality Control and Quality Assurance

  • Project/Program Management, Scheduling, Project Controls, and Construction Engineering Services

Major Infrastructure Projects Experience:

  • WSDOT: SR 509 Completion - Stage 1B, TESC and Temp Drainage Lead (2021-Present)

  • WSDOT: I-405/Renton to Bellevue - Corridor Widening and ETL, Seg1A Hydraulics/Drainage Lead (2021-Present)

  • King County: S 277th ST Bridge #3126 Replacement, Hydraulics Design Lead, (2019 to Present)

  • City of Seattle, Seattle Public Utilities - Modeling and Analysis On-Call Services (WWSA), H&H Modeling - (May 2018 to Present)

  • City of Bothell, Stormwater Management and Technical Information Reports for Land Development Projects (Nov 2017- Present)

  • CEMEX, Davenport, CA: H&H Modeling (SWMM) and Alternative Engineering Hydraulic Report (Sep 2017 - Present)

  • City of Seattle, Seattle Public Utilities - Drainage Systems Analysis (DSA) - H&H Modeling - (Jan 2019 to 2020)

  • WSDOT:SR 3, Chico Creek and Tributary - Remove Fish Barriers Project (DB: Pre-Award), Drainage Design Lead (2020)

  • WSDOT: I-5 & SR 548 Tributaries to California Creek - Fish Passage (Pre-Award) - Drainage Design Lead (2019)

  • WSDOT: Renton to Bellevue Design-Build (Pre-Award) - Hydraulics Design Lead (Jan 2019- July 2019)

  • ST/WSDOT: Federal Way Link Extension (Pre-Award) - Hydraulics Design Lead (October 2018- Jan 2019)

  • Hidden Valley Landfill, OR: Creek Diversion and bypass Culvert- H&H Modeling (Feb 2018 - April 2019)

  • WSDOT: US-12/Wildcat Creek Bridge Replacement Design Build - Drainage Design Lead (Jan 2018-Dec 2019)

  • WSDOT: I-5 / Portland Ave to PoT SB HOV Bridge Replacement (Pre-Award) - Drainage Design Lead (Jan 2018 - June 2018)

  • WSDOT-WSF-City of Mukilteo: Mukilteo Ferry Terminal , Final Drainage Design, and Hydraulic Report (June 2017 - Jan 2018)

  • Sound Transit: Redmond Link Extension, Conceptual Drainage Design (Mar 2017 - June 2017)

  • WSDOT, SR 520 Bridge Replacement and HOV Program, Seattle—Stormwater Design Engineer & Task Manager (July 2008—2016)

  • WSDOT: Hydraulic evaluation of Washington outfall using HI-RUN & CORMIX modeling tool to determine plume sizes for dissolved metals, Alaskan Way Viaduct Reconstruction, WSDOT, Seattle, WA. (2016)

  • Waterfront Seattle Program, SDOT, Seattle—Stormwater Discipline Lead / Design Engineer (Nov 2013—Jan 2017)

  • Point Defiance Bypass, Sound Transit / WSDOT, Tacoma (Freighthouse Square AMTRAK Station)—Wet Utilities Discipline Lead (July 2015—Dec 2016)

  • SR16/I-5 HOV Connections (Design Build), WSDOT/SKANSKA, Tacoma—Stormwater Discipline Task Force Lead (Sep 2016—Mar 2017)

  • Cooling Water Availability Model, Progress Energy—Hines Energy Complex, Bartow Florida (May 2006—June 2007)

  • Green Streets Standards Development, County of San Diego— Water Quality Program Manager, (Nov 2015– June 2016)

  • East Link Extension (I-90), Sound Transit, Seattle—Co-Author, Hydraulic Report (June 2015– Jan 2017)

  • Master Stormwater Management Model for Crystal River Nuclear Power Plant Complex, Florida (June 2007– Dec 2007)

  • Hydraulic evaluation and design of 26 cross culverts and road way improvements along mountainous terrain of Goose Lake Road for Western Federal Lands, ID (2015)

  • Hydraulic evaluation, TESC and environmental permitting (NPDES) for demolition of WWII era ammunition storage complex for Naval Base Kitsap Bangor NAVFAC, Silverdale, WA (2014)

  • Hydraulic design for Peoria Overpass Bridge Design Build Project for City of Denver & Aurora, CO (2012)

  • Ministry of Health & Education: Construction Management of Secondary School complex and Hospitals, Republic of Malawi, (1999-2001)

  • Commercial and Residential Complexes, Resident Civil Engineer, Dubai, United Arab Emirates (1998-1999)

  • Synergy-Dooray: Aluminum Alloy Manufacturing Factory, Resident Civil Engineer, Visakhapatnam, India (1997-1998)

  • Associated Cement Companies: Vertical Roller Mill & Plant Modernization, Resident Civil Engineer, Chandrapur, India (1996-1997)

  • Lloyds Metals & Engineers: Sponge Iron Manufacturing Plant, Construction Site Engineer, Chandrapur, India (1994-1996)

Design & Analysis Tools Expertise


  • HEC-RAS, HY-8, Culvert Master

  • MGSFlood, WWHM

  • Stormshed3G, Hydraflow, Storm & Sanitary

  • Ponds, Modret


  • Microstation, Inroads (Storm & Sanitary), Civil 3D

  • MS Project

  • R, C, Python


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