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Articles 35161 - 35190 of 40007

Full-Text Articles in Civil and Environmental Engineering

Irish H & V News Jul 1985

Irish H & V News

Building Services Engineering

No abstract provided.


Evaluating Water Policy Options By Simulation, Ann W. Peralta, Richard C. Peralta, Keyvan Asghari Jun 1985

Evaluating Water Policy Options By Simulation, Ann W. Peralta, Richard C. Peralta, Keyvan Asghari

Civil and Environmental Engineering Faculty Publications

Computer simulation models are used to predict the effects of three sample water policy decisions on selected conjunctive water use/sustained groundwater yield strategies for the Arkansas Grand Prairie. The three applications illustrate the facility of the target objective approach in providing an interface for legal, economic and engineering analysis. The approach is used to evaluate potential water management decisions at the judicial, legislative and water management district levels


Conjunctive Use/Sustained Groundwater Yield Design, Richard C. Peralta Jun 1985

Conjunctive Use/Sustained Groundwater Yield Design, Richard C. Peralta

Civil and Environmental Engineering Faculty Publications

Assuring the sustained availability of groundwater from all parts of an aquifer system is analogous to assuring that the potentiometric surface does not change over the long term. Such a steady-state surface is maintained by a specific spatially distributed pattern of groundwater withdrawal. The finite difference form of the linearized Boussinesq equation for steady two-dimensional flow through porous media is used in models that design optimal regional potentiometric surfaces and the conjunctive water use/sustained yield strategies that maintain them. Presented objectives of such models include minimization of unmet water needs. minimization of the regional cost of attempting to satisfy water …


Regional Target Level Modification For Groundwater Quality, Bithin Datta, Richard C. Peralta Jun 1985

Regional Target Level Modification For Groundwater Quality, Bithin Datta, Richard C. Peralta

Civil and Environmental Engineering Faculty Publications

A procedure for modifying an optimal regional potentiometric surface designed solely on the basis of quantitative considerations, is described, These modifications are based on quality considerations in a sub-system of the-regional system. The affected changes in the water levels are shown to satisfy optimality criteria under specific conditions. An illustrative example is also provided


The Endangered Species Act And Western Water Projects, Lawrence J. Macdonnell Jun 1985

The Endangered Species Act And Western Water Projects, Lawrence J. Macdonnell

Western Water Law in Transition (Summer Conference, June 3-5)

20 pages.

Contains references.


Water Project Financing Needs In Colorado, J. William Mcdonald Jun 1985

Water Project Financing Needs In Colorado, J. William Mcdonald

Western Water Law in Transition (Summer Conference, June 3-5)

12 pages.


Federal/State Relations In Theory And Practice: A Sovereignty Mismatch, Charles T. Dumars Jun 1985

Federal/State Relations In Theory And Practice: A Sovereignty Mismatch, Charles T. Dumars

Western Water Law in Transition (Summer Conference, June 3-5)

12 pages.

Contains footnotes.


Unresolved Issues In Federal Reserved Rights, Michael D. White Jun 1985

Unresolved Issues In Federal Reserved Rights, Michael D. White

Western Water Law in Transition (Summer Conference, June 3-5)

12 pages.


Putting Indian Reservation Water Rights To Use, Richard B. Collins Jun 1985

Putting Indian Reservation Water Rights To Use, Richard B. Collins

Western Water Law in Transition (Summer Conference, June 3-5)

10 pages.


Financing Water Projects: Where Do We Go From Here?, Henry P. Caulfield, Jr. Jun 1985

Financing Water Projects: Where Do We Go From Here?, Henry P. Caulfield, Jr.

Western Water Law in Transition (Summer Conference, June 3-5)

16 pages.


Financing Water Projects: Where Do We Go From Here?: A Panel Discussion [Colorado House Bill No. 1088, As Amended 4/15/85], Chris Paulson Jun 1985

Financing Water Projects: Where Do We Go From Here?: A Panel Discussion [Colorado House Bill No. 1088, As Amended 4/15/85], Chris Paulson

Western Water Law in Transition (Summer Conference, June 3-5)

4 pages.

Contains text of Colorado House Bill No.1088, as amended 4/15/85.


Interstate Transfers Of Water: Opportunities And Obstables [Sic], A. Dan Tarlock Jun 1985

Interstate Transfers Of Water: Opportunities And Obstables [Sic], A. Dan Tarlock

Western Water Law in Transition (Summer Conference, June 3-5)

34 pages.


Western Ground Water Law: Overview And Recent Developments, J. David Aiken Jun 1985

Western Ground Water Law: Overview And Recent Developments, J. David Aiken

Western Water Law in Transition (Summer Conference, June 3-5)

27 pages.


Representing The Water Client [Outline], David W. Robbins Jun 1985

Representing The Water Client [Outline], David W. Robbins

Western Water Law in Transition (Summer Conference, June 3-5)

3 pages.


Federal And State Regulation Of Activities Affecting Water Quality, Julia B. Epley Jun 1985

Federal And State Regulation Of Activities Affecting Water Quality, Julia B. Epley

Western Water Law in Transition (Summer Conference, June 3-5)

54 pages.


Legal Implications Of Instream Flows And Other Nonconsumptive Uses, Steven J. Shupe Jun 1985

Legal Implications Of Instream Flows And Other Nonconsumptive Uses, Steven J. Shupe

Western Water Law in Transition (Summer Conference, June 3-5)

14 pages.


The Public Trust Doctrine: Conflict With Traditional Western Water Law?, Harrison C. Dunning Jun 1985

The Public Trust Doctrine: Conflict With Traditional Western Water Law?, Harrison C. Dunning

Western Water Law in Transition (Summer Conference, June 3-5)

24 pages.

Contains references.


Inefficiency, Waste, And Loss: Water Supplies Of The Future?, John W. Krautkraemer Jun 1985

Inefficiency, Waste, And Loss: Water Supplies Of The Future?, John W. Krautkraemer

Western Water Law in Transition (Summer Conference, June 3-5)

24 pages.

Contains references.


Agenda: Western Water Law In Transition, University Of Colorado Boulder. Natural Resources Law Center Jun 1985

Agenda: Western Water Law In Transition, University Of Colorado Boulder. Natural Resources Law Center

Western Water Law in Transition (Summer Conference, June 3-5)

Conference organizers and/or faculty included University of Colorado School of Law professors James N. Corbridge, Jr., Lawrence J. MacDonnell, Richard B. Collins, David H. Getches and Charles F. Wilkinson.

The prior appropriation doctrine has governed the allocation and use of water in the western United States since the 1850s. The shifting nature of water demand is bringing about changes in the traditional legal system. This conference will consider the fundamental principles of the prior appropriation doctrine together with the important new developments in the law now underway throughout the West.


The Prior Appropriation System In Western Water Law: The Law Viewed Through The Example Of The Rio Grande Basin, James N. Corbridge Jr., Charles F. Wilkinson Jun 1985

The Prior Appropriation System In Western Water Law: The Law Viewed Through The Example Of The Rio Grande Basin, James N. Corbridge Jr., Charles F. Wilkinson

Western Water Law in Transition (Summer Conference, June 3-5)

17 pages.

Contains references.


Administering Water Rights: The Permit System, Lawrence J. Wolfe Jun 1985

Administering Water Rights: The Permit System, Lawrence J. Wolfe

Western Water Law in Transition (Summer Conference, June 3-5)

69 pages.

Contains references.


Administering Water Rights: The Colorado System, Raymond L. Petros Jun 1985

Administering Water Rights: The Colorado System, Raymond L. Petros

Western Water Law in Transition (Summer Conference, June 3-5)

140 pages (includes illustrations and maps).

Contains bibliography.


Sampling Techniques For The Collection Of Vehicle Classification Data, Jerry G. Pigman Jun 1985

Sampling Techniques For The Collection Of Vehicle Classification Data, Jerry G. Pigman

Kentucky Transportation Center Research Report

The question of what length of time is necessary to collect statistically reliable vehicle classification data is an important issue when manpower is limited. Varying local conditions may necessitate more classification data be collected at some locations than others. The use of short-term counts could produce significant savings. Supplementing manual counts with automatic classification equipment could reduce data collection costs and improve accuracy.

The objectives of this study were to review literature to determine the capabilities of automatic classification equipment and to analyze toll road data in Kentucky to determine if short time periods may be used to represent the …


Final Evaluation Of Fhwa Technology Transfer Program At Herpicc, Purdue University, Robert K. Whitford Jun 1985

Final Evaluation Of Fhwa Technology Transfer Program At Herpicc, Purdue University, Robert K. Whitford

Indiana Local Technical Assistance Program (LTAP) Publications

HERPICC received an increased level of funding to provide increased levels of the transfer of highway, road, and bridge related technology to the county and city officials involved in road management, operations or maintenance. The major reason for this evaluation task was to obtain some measure of how well the added funds achieved the intended purpose. The work was conducted by the Center of Public Policy and Public Administration.


Protective Laboratory Measures For The Flexible Wall Permeameter And The Atterberg Limits Tests Using Hazardous And Toxic Chemicals, Robert A. Tetla May 1985

Protective Laboratory Measures For The Flexible Wall Permeameter And The Atterberg Limits Tests Using Hazardous And Toxic Chemicals, Robert A. Tetla

Theses

Safety procedures for performing geotechnical testing with hazardous and toxic materials, excluding radioactive wastes, are developed for the Flexible Wall Permeameter and the Atterberg Limits Tests. The tests were evaluated in detail to determine the critical points at which the technician would be exposed to the hazardous and/or toxic permeant. It was found that the following safety measures should always be taken; 1) the apparatus and all testing should be undertaken in a sliding sash hood using the proper face velocity, 2) air monitoring using a personal dosimeter and/or a detector tube is required to assure that the concentration of …


The Evaluation Of New Jersey's Remedial Response Program With Regard To The Use Of Risk Assessment In Determining Extent Of Cleanup, Susan Christine Gieser May 1985

The Evaluation Of New Jersey's Remedial Response Program With Regard To The Use Of Risk Assessment In Determining Extent Of Cleanup, Susan Christine Gieser

Theses

In order to effectively manage the cleanup of hazardous waste sites the New Jersey Department of Environmental Protection developed a comprehensive Master Plan. Under P. L. 1983, c. 222 (A-1255) the Hazardous Waste Advisory Council was charged with reviewing New Jersey's remedial action program. One issue identified by the Council for review was the use of risk assessment for determining extent of cleanup. The study was comprised of a literature search, review of legislation that impacts on this issue, interviews with DEP personnel, and consultation with others from academia and industry to recommend what is an acceptable risk and its …


Review Of Construction Management Procedures Of New Jersey Department Of Transportation With The Objective Of Minimizing Claims, Suresh Kumar Ceyyur May 1985

Review Of Construction Management Procedures Of New Jersey Department Of Transportation With The Objective Of Minimizing Claims, Suresh Kumar Ceyyur

Theses

Recent years have evidenced a growing spate of construction claims being filed against NJDOT. A mail survey was conducted and problem areas of NJDOT construction management procedures frequently contributing to claims have been identified. NJDOT's pre-construction scheduling system has been reviewed to suggest improvements and practical integration to obtain effective feedback. NJDOT's organizational structure has many administrative bottlenecks and is overly bureaucratic. An analysis reveals that by way of minimal revamping and by integrating design and construction divisions better coordination can be achieved, bureaucratic norms reduced and the structure made resilient to react quickly to claim situations. Sources and causes …


Magnitude And Frequency Of Floods : A Comparison Of Regional Methods In The United States, Frank A. Rogalla May 1985

Magnitude And Frequency Of Floods : A Comparison Of Regional Methods In The United States, Frank A. Rogalla

Theses

To allow the safe and economical design of structures in flood plains of natural streams, techniques to estimate the magnitude and frequency of floods are established through multiple regression analysis for each state, relating flood peaks to topographic and climatic characteristics of the drainage basins. This study describes and compares the regional equations to assess peak flows for 2, 5, 10, 25, 50 and 100-year recurrence intervals in different states of the U.S.A.

Publications from 40 continental states were reviewed and the regression equations analyzed on similarities and accuracy. Tables compare parameters, their frequency of occurence, and the constants and …


Behavior Of High Strength Irregular Shaped Reinforced Concrete Columns Under Combined Biaxial Bending And Compression, Gabriel Hannoush May 1985

Behavior Of High Strength Irregular Shaped Reinforced Concrete Columns Under Combined Biaxial Bending And Compression, Gabriel Hannoush

Theses

Other than rectangular and circular shapes, channel and L-shaped reinforced concrete columns are a common design problem for engineers. Since the available design aids and the current code provisions do not provide adequate guidelines for evaluating the ductility and strength of biaxially-loaded reinforced concrete columns, an experimental and analytical investigation and study of the behavior of biaxially-loaded channel and L-shaped short columns was undertaken.

Four one-quarter scale specimens, two specimens for L-shaped and channel shaped columns respectively, were casted, cured and tested till failure.

Moment, curvature and load deflection curves developed from the experiment were compared with the results obtained …


Scheduling Effects Of 5-(3,3-Dimethyl-1-Triazeno)Imidazole-4-Carboxamide (Dtic) And 1,3-Bis-Chloroethyl-1-Nitrosourea (Bcnu) On Mouse Melanoma Cells B16cl5, Gracie V. Coffey May 1985

Scheduling Effects Of 5-(3,3-Dimethyl-1-Triazeno)Imidazole-4-Carboxamide (Dtic) And 1,3-Bis-Chloroethyl-1-Nitrosourea (Bcnu) On Mouse Melanoma Cells B16cl5, Gracie V. Coffey

Theses

DTIC and BCNU have been demonstrated to have enhanced chemotherapeutic effects in mice bearing Bl6 mouse melanoma cells. The order of administration seems to be important in maintaining optimum effects. This was shown is a study by Hill et al. (unpublished).

In the present study, mouse melanoma cells, Bl6CL4, were treated with either DTIC or BCNU. The drug was allowed to remain on the cells for 2, 3, or 4 days. The drug-containing media were then removed, the cells were washed and fresh medium was added. The cells were incubated in an atmosphere of 5% CO2 and 95% air at …