Analysis of Virginia's Local Wetlands Boards
The Commonwealth of Virginia's system of managing its wetlands resources through local Wetlands Boards comprised of citizen volunteers is reviewed. The differences among boards...
Histological Markers of Environmental Effect
This paper evaluates the potential use of histopathology in determining the health of wild fish relative to the quality of the water in which the fish are residents. This paper examines...
Development of a Computerized Wetlands Mapping Data Base for Use in Section 404 Jurisdictional Determinatins in San Francisco Bay
Development and habitat alteration in the San Francisco Bay-Delta system have placed the remaining wetlands in jeopardy. The Bay-Delta wetlands will be mapped in a joint project of the...
Louisiana's Joint Public Notice System
The Louisiana Department of Natural Resources, Coastal Management Division (CMD) implemented the Joint Public Notice System (JPNS), a cooperative agreement with the United States Army,...
Staggered Truss Adapted to High Rise
The 34-floor Nashville Convention Center Hotel required a structural system that would overcome the tendency to vibrate in the wind. The solution was a modified staggered frame truss,...
Building in Space
Work on the nation's first permanently manned space station has begun. Almost $200 million in contracts for conceptual design for the station were awarded by the National...
Microcomputers in Domestic Water System Evaluation
Water system hydraulic network analysis can be accomplished rapidly and accurately using microcomputer systems affordable by engineering firms and staffs of major water utilities. Simulations...
Vertical Transport of Fine-Grained Sediments in Suspensions
Numerical-model sensitivity studies were made to determine the effect of bed flux on the vertical distribution of fine-grained material suspended in turbulent flow. The transport equation...
Real-Time Monitoring and Flood Forecasting in Harris County, Texas
A new automated flood warning system is now serving the 2,700,000 residents of Houston, Harris County, Texas. Real-time rainfall and river level data from more than 90 sensors are automatically...
Application of Geographic Information System for Hydrologic Investigation
The Illinois Department of Energy and Natural Resources is developing a geographic information system (GIS) under the federally funded Lands Unsuitable for Mining Program (LUMP). This...
Using Remotely Sensed Data to Estimate Runoff
The paper reports on a study to conduct numerical experiments to simulate runoff from watersheds by using remotely sensed data and hydrologic models. Data from the Sugar Creek Watershed...
Encoder for Flood and Irrigation Data Transmission
This paper covers the design and use of a new dual parameter encoder for real time telemetry in the fields of flood forecasting and irrigation. Some history and background is presented...
Interfacing Groundwater Data Collection with Microcomputers
Advances in microcomputer based instrumentation have provided new techniques by which groundwater data may be collected and analyzed. The authors have used microcomputer based systems...
Data Base Development and Analysis for Water Distribution Systems
There have been a number of studies estimating the costs of repairing, replacing, or renovating aging distribution networks. Although useful in general terms, characterizing a system by...
Reliability Analysis of Water System Capacity
The paper presents, by means of an application, a few promising analytical methods for estimating bulk water system capacity reliability. In particular, this paper examines the applicability...
Reliability Evaluation of Water Distribution System Components
Reliability engineering concepts are substantially developed and have been routinely and successfully applied to the evaluation of electrical and mechanical components. However, these...
Evaluation of Water Distribution Network Reliability
This paper briefly describes six techniques developed for evaluating reliability of systems with complex configuration. Also, a brief comment about the computational aspects and applicability...
Application of Interactive Computer Simulation to Water Resources Problems in Civil Engineering Education
The major educational advantage of interactive simulation is expedient demonstration of system management and control procedures and interrelationships among system variables. An 8 year...
Agricultural Water Use Efficiency and Water Supply
Effects of improved agricultural practices on non-irrigated areas were determined in a 4000-mi**2 drainage area above Milford Reservoir in Kansas, by use of a continuous computer simulation...
The Microcomputer as an Intelligent Workstation in Large Scale Hydrologic Modeling
In an effort to improve the efficiency of the hydrologic modeling activities of the Maryland State Highway Administration (MSHA), a cooperative project between MSHA, the Federal Highway...
Return to search