Environmental Permitting a Major Expressway Facility in Florida
As general consultant to the Tampa-Hillsborough County Expressway Authority, Howard, Needles, Tammen and Bergendoff (HNTB) was responsible for the environmental permitting required for...
Stormwater Management Planning for the Rush Creek Watershed, Arlington, Texas
Persistent planning focused through the City of Arlington and a Citizen Stormwater Management Implementation Committee has initiated the developed of a City stormwater management program...
Lake Zephyr Watershed Stormwater Management Plan
Zephyr Creek, located near the City of Zephyrhills in west-central Florida, annually experiences flooding caused by rainfall. Development has encroached into the floodplain causing homes,...
Hydrology Review for Corps 404 Permit Process
Since 1985 the Corps of Engineers has reviewed Section 404 permit requests in regard to hydrology and hydraulic impacts of developments in the mainstem floodplains of the Trinity River...
Tucson, Arizona's 110-Year Water Resources Plan
The desert community of Tucson, Arizona, has just completed a state-mandated 110-year water supply plan. The plan includes conjunctive use of local groundwater and surface water imported...
A Methodology for Analyzing Alternative Reservoir Sizing, Shortage, and Operating Criteria
The Bureau of Reclamation's shifting emphasis from a construction oriented agency to a water management agency has initiated the development of analytical tools for estimating...
Optimization of Water Resources Allocation Using the Modsim Model
The Fraser River Basin is located in north central Colorado west of the Continental Divide in an alpine basin with elevations ranging from 8,000 to 12,000 feet. Existing permanent resident...
Applying a Simple GIS to PMP Analysis in a Microcomputer Environment
The analysis of probable maximum floods (PMF) in the Northwestern United States requires the inclusion of a snowmelt component combined with probable maximum precipitation. Traditionally...
Evaluation of Conjunctive Use and Drainage Reduction Strategies
Optimal drainage management strategies for control of salt and selenium contamination problems in the San Joaquin Valley of California must recognize subregional differences in groundwater...
Land Use Considerations and the Siting of Water Facilities
Land uses are an important consideration of water districts in the process of facilities siting. The methodology used to evaluate land use sensitivities in a large pipeline alignment study...
Restoration of a Buttress Dam
Inspections of Morris Shepard Dam on the Brazos River in Texas revealed serious defects in the dam and its foundation. Piezometric pressures below the spillway buttresses greatly exceeded...
Possum Kingdom Lake: The Impact of Releases for Fish and Wildlife
Possum Kingdom Lake is a 570,000 acre-foot reservoir on the Brazos River in Palo Pinto County, Texas, owned and operated by the Brazos River Authority (BRA). In 1985 the BRA applied to...
Planning the Developmemt of the OASIS Advisory System
This paper describes the evolution of the Operations Advisory and Simulated Intelligence System (OASIS). In its first phase, already concluded, a prototype was developed for testing the...
Site Specific Hydrological Model for Permaculture Application
This paper presents results of a study conducted on a small pond and watershed in Waterbury, Connecticut. The Soil Conservation Service method presented in Technical Release #55 (TR 55),...
Changing Land Uses in the Platte and Arkansas Basins
Several water disputes among various parties in the Platte and Arkansas River Basins may have significant impacts on future land use practices. This paper describes five cases being litigated...
Optimizing Dallas' Multiple Reservoir Supply System
Dallas Water Utilities (DWU) applies a mathematical computer model of its reservoir supply system to assist in making operational decisions to optimize supply operations. The model considers...
Economic Benefits of a Flood Warning System?The Ventura County, California Experience
Since the spring of 1979, Ventura County has been receiving the benefits of a growing Flood Warning System (FWS). Beginning with six self-reporting raingages, two untested flow models,...
Fort Worth: Where the West Began with Water
This paper presents a historic overview of the impact the Trinity River has had on the development of Forth Worth with regard to fire protection, water supply and flood control....
The Genesis of Surface Water for San Antonio
San Antonio is the ninth largest city in the United States and the only one of that group that relies exclusively on groundwater. The Applewhite Water Supply Project is the first surface...
The Dallas Floodway?Past and Present Successes in Flood Protection Benefits
This paper explores the history of the Dallas Floodway, past performance of the project under various flood conditions and, most recently, the present successes in flood protection provided...
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