Timothy D Straub PE PhD Collaborators Beaulin Boldt Bohall Bosch Domanski Draper Duncker Goodwin Husko Legg Lynch Jackson Johnson Johnson Oberg Prater ID: 711755
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Slide1
Illinois Sediment Acoustics
Timothy D. Straub, P.E., Ph.D.
Collaborators:
Beaulin, Boldt, Bohall, Bosch, Domanski, Draper, Duncker, Goodwin, Husko, Legg, Lynch, Jackson, Johnson, Johnson, Oberg, Prater, Roseboom, Schrader, Straub, Szupiany
OSW Sediment
Hydroacoustic
Activities WorkshopSlide2
15 Sediment Gages~2,000 samples per year7 Cooperators5 Technicians in 3 offices
Project Oriented Dam Removal RestorationOPERATIONAL NOT A RESEARCH focusi.e. 5 Sediment Acoustic sites slow addition
Illinois Sediment Network Background
135442Slide3
Site 1:
Predominantly Agricultural
Drainage Ditch
14 mi2 drainage areaUp-looker usedNearly 100 % finesin suspensionNo near field correctionsSlide4
Sediment Concentration and Attenuation Coefficient
Two October Storms at Kickapoo (05579630)Slide5
Sediment Concentration and Attenuation Coefficient
October 2009 Storms at Kickapoo (05579630)Slide6
1,636 mi
2
drainage
areaUp to ~25 % sands in suspensionSide-looker: on-going problems with debris on instrumentWake zone?Site 2:One of the largest contributors of sediment to the Illinois RiverSlide7
Partial cleanup of data
(negative slopes taken out)
Results with
only two cells used-no near field correction-wake zone?Slide8Slide9
FISP Funded 2011-2012
LISST-SL Experience and
Testing Results in IllinoisSlide10
Typical Bridge SetupSlide11
Automation
Software Development
Beta Sediment Stationary Add-in
by Boldt, Szupiany, Czuba, and Oberg into VMT by Parsons, Jackson, Czuba, Mueller, and ObergSlide12
Beta Add-inAnimationSlide13
FUTURE Illinois
Sediment
NetworkSlide14
Previous Peak 37.24’
Previous Peak 34.56’
Previous Peak 39.01’
Previous Peak 26.04’Slide15
Next Steps for OSW?
Compile data from across the nation/world
Interim guidelinesThree or more iterations emergingVerification datasetUtilizing existing index velocity sites
10x10x(200+200)=$40,000Slide16Slide17
Additional Complications
Setup
Launches
Data transmissionCablesTemperaturePowerSiltingDebrisSlide18
Measured
, and
Water
and Sediment Corrected BackscatterSlide19
Multiple
Water Corrected Backscatter ReadingsSlide20
The SAME Multiple
Readings, but for
Sediment Corrected Backscatter