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Revised suspension and transport methods for the rapid assessment of exposure to particulate emissions from surface contamination sites
(2004-05)
There is a need to continue refining single media fate and transport models used
in risk assessments and management. Periodic reviews are required to minimize
subjective assumptions and to select and integrate new data ...
Stage-monitoring network optimization using GIS
(2006)
The South Florida Water Management District (SFWMD) has a large and expanding stage-monitoring network in need of optimization. The basic optimization problem is to keep in operation the least number of stage-monitoring ...
A geotemporal framework for hydrologic analysis
(2005)
The wealth of publicly available hydrologic data from observation
networks, satellite-based sensors, global-scale modeling efforts, and digitized
paper maps provide an excellent base-line of information for understandi ...
Elucidation of physicochemical properties of granular activated carbon for monochloramine destruction in natural waters
(2006)
Monochloramine reduction in fixed-bed reactors (FBRs) was quantified using five
types of granular activated carbon (GAC) and two background waters (Lake Austin
water, LAW, and synthetic organic-free nutrient water, NW). ...
Toward a comprehensive hazard-based duration framework to accomodate nonresponse in panel surveys
(2002)
Many surveys suffer from low response rates and therefore carry a risk of nonresponse bias. The problem is more severe in panel surveys because sample units are subject to nonresponse repeatedly. This dissertation is ...
Seismic performance of full-scale reinforced concrete columns
(2005)
The deformation capacity of a concrete column can be expressed by using
different ductility parameters such as curvature ductility, displacement ductility or drift
capacity. However, little research has been conducted ...
Sorption of selected endocrine disrupters by synthetic membrane vesicles and effects of natural organic matter
(2002-05)
In this study, synthetic membrane vesicles (liposomes) were prepared from
phospholipids and cholesterol as a model biological phase, and the bioavailability of
four estrogens and five estrogenic compounds were evaluated ...
Modeling carrier collaboration in freight networks
(2009-08)
This work presents two mechanisms for modeling alliance formation between leader carriers in a freight network for more efficient utilization of their resources: partial collaboration and complete collaboration. The ...
A proposed system for evaluating consultant PS & E performance
(2004-05-22)
Consultant performance on PS&E projects oftentimes adversely impacts timely completion of TxDOT highway projects. TxDOT's ability to quickly and effectively choose well-qualified, capable consulting firms for executing new ...