Water Reclamation Potential in Southern California to the Year 2010
This is a summary of plans and projections for future water recycling by Southern California public and private water and sewerage agencies involved in water recycling. The central purpose...

A Survey of Stormwater Infiltration Basins in the Puget Sound Region
A survey of 23 infiltration basins in the Puget Sound area was conducted to gain information on the performance of these systems and the degree of compliance with state agency guidelines....

Survey of Stormwater Detention State of Practice
A survey of stormwater professionals in the United States and Canada was conducted by the Urban Drainage and Flood Control District in 1991 regarding the current state of practice in the...

Testing Conceptual Unsaturated Zone Flow Models for Yucca Mountain

Evaluation of a 6-Wire Thermocouple Psychrometer for Determination of In-Situ Water Potentials

A Characterization Study of Fractured Rock

Creation of a Modernized Land Information System for Milwaukee County
This paper provides a case study of the creation of a parcel based land information system for a large metropolitan county. The paper describes the structure of the system and the technical...

3-D Coordinates - A Universal Rectangular Coordinate System for a GIS and Other Spatial Databases
Rules of solid geometry and 3-dimensional (3-D) rectangular coordinate systems are well known and used in many applications. Points on or near the earth's surface have long been described...

A Computer-Integrated Approach to Teaching Engineering Mechanics
A brief survey is first presented of the evolution of computer hardware and the effect of that evolution on structural software applications and development during the past forty years....

Studying Route Choice Behavior Using Computer-Aided Telephone Interviews and GIS
In this paper two innovative techniques in developing route choice surveys are introduced. The first is using computer-aided telephone interviews (CATI), and the second utilizes geographic...

A GIS Foundation Example
A primary network of geodetic control monuments was developed with static GPS measurements. These monuments are tied to the existing Florida High Precision Network....

Wanapum Dam Embankment Settlement Study
This paper discusses the long term vertical movements of a zoned earth embankment. Vertical movement of the Wanapum Dam embankment has been monitored since its completion in 1964. The...

Blast Densification of a Thick, Loose Debris Flow at Mt. St. Helen's., Washington
Numerous debris flows occurred during the 1980 eruption of Mt. St. Helen's in Washington State. The proposed location of Bridge 12 over Coldwater Creek along State Route 504 is underlain...

Nation-Wide Bromide Occurrence and Bromate Formation Potential in Drinking Water Supplies
The average bromide concentration obtained in a survey of 101 nationwide drinking water utilities was almost 100 μg/l. Whereas previous studies have targeted ozonation studies on waters...

Low-Cost Bridge Scour Measurements
This paper reports on the use of a low-cost, highly portable sonar system. The ease of use of the instrument and the short time required to make measurements should make this system valuable...

Effects of Simulated Ice on the Performance of Price Type-AA Current Meter Rotors
Slush ice readily adheres to the standard metal rotor of the winter Price type-AA current meter and affects the ability of the meter to measure the flow velocity accurately. Tests conducted...

Comparison of Current Meters Used for Stream Gaging
The U.S. Geological Survey (USGS) is field and laboratory testing the performance of several current meters used throughout the world for stream gaging. Meters tested include horizontal-axis...

Probable Maximum Flood Estimation for New and Existing Dams
Although various attempts have been made to streamline the procedures to determine PMF hydrographs for the design of new and rehabilitation of existing dams, there still remains a great...

Expansion and Contraction of Powder River Between Moorhead and Broadus, MT: Geomorphic Observations and Numerical Modeling
Sixteen years of annual surveys demonstrate that the channel of Powder River expands at high flows and contracts at low flows. Channel contraction is associated with the formation of benches...

Summary of Highway Product Evaluation Practices and HITEC Needs Survey
This report (CERF No. 94-5012) contains the results from a survey conducted by the Civil Engineering Research Foundation (CERF), the research affiliate of the American Society of Civil...

 

 

 

 

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