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Articles 193051 - 193080 of 196677

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Shear Strength Of Simply Supported Prestressed Concrete Beams Having Web Enforcement, Randolph E. Holt May 1959

Shear Strength Of Simply Supported Prestressed Concrete Beams Having Web Enforcement, Randolph E. Holt

Civil Engineering ETDs

The problem of shear strength in pre-stressed concrete beams is analogous to that in ordinary reinforced concrete, since there is very little difference between reinforced concrete and pre-stressed concrete beams in the cracked condition. Until very recently, the knowledge of the shear strength of reinforced concrete members and pre-stressed concrete members was wholly statistical. Developments in the last few years have advanced it to the semi-empirical level, 5,6,7 but our knowledge of the effect that shear has on the ultimate strength of reinforced and pre-stressed concrete members is still far from complete.


Test 699: Porche Junior L108 (Diesel), Nebraska Tractor Test Lab May 1959

Test 699: Porche Junior L108 (Diesel), Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …


Electric Arc Furnace Production Of Standard-Grade Ferromanganese, Curtis Bates May 1959

Electric Arc Furnace Production Of Standard-Grade Ferromanganese, Curtis Bates

Bachelors Theses and Reports, 1928 - 1970

The purpose of this investigation is to determine an operating procedure for electric arc furnace production of standard ferromanganese. An attempt was made to determine a charge which would give steady power consumption in the furnace and at the same time keep the manganese content in the slag to a minimum.


Stress-Induced Martensite Transformation In An Alloy Of The Copper-Aluminum-Nickel System, Gary D. Alexander May 1959

Stress-Induced Martensite Transformation In An Alloy Of The Copper-Aluminum-Nickel System, Gary D. Alexander

Bachelors Theses and Reports, 1928 - 1970

It was intended that the alloy be thoroughly investigated for martensite transformation that would make the alloy "super-elastic," but due to the many difficulties that arose this was not possible. Attempts to grow a single crystal from the cast alloy were not successful because of the difficulties that were encountered with the Kanthal resistance furnace (referred to later). Consequently, the growing of the single crystal was abandoned and the alloy was tested in the poly-crystalline form.


Growth And Examination Of Calcium Single Crystals, Richard W. Roberts May 1959

Growth And Examination Of Calcium Single Crystals, Richard W. Roberts

Bachelors Theses and Reports, 1928 - 1970

This report is in two sections. The first section relates to a vacuum technique for growing single crystals of calcium. The second section discusses the results of an X-ray examination of crystals of zinc by the back reflection Laue method.


Test 744: Massey-Ferguson Mf 35 (Diesel), Nebraska Tractor Test Lab May 1959

Test 744: Massey-Ferguson Mf 35 (Diesel), Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …


Test 698: Oliver 550 Diesel, Nebraska Tractor Test Lab May 1959

Test 698: Oliver 550 Diesel, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Test 697: Oliver 550, Nebraska Tractor Test Lab May 1959

Test 697: Oliver 550, Nebraska Tractor Test Lab

Nebraska Tractor Tests

No abstract provided.


Eig 21, Collection Of Information On Highways, May 1959., Us Army Corps Of Engineer, Army Map Service, Robert Bolin , Depositor May 1959

Eig 21, Collection Of Information On Highways, May 1959., Us Army Corps Of Engineer, Army Map Service, Robert Bolin , Depositor

United States Department of Defense Military Intelligence

This Engineer Intelligence Guide was prepared to provide intelligence collection, processing, production, and dissemination guidance by the Chief of Engineers to elements of the Corps of Engineers.

The Introduction contains a list of five key army manuals and documents related to transportation intelligence.

This guide contains detailed instructions for gathering information about highways and bridges. It also contains extensive illustrations and a glossary of highway terms.

The distribution list shows engineer-related organizations interested in engineer intelligence.


The Identification Of Montana Clays By X-Ray Analysis, George Mason Maxwell May 1959

The Identification Of Montana Clays By X-Ray Analysis, George Mason Maxwell

Bachelors Theses and Reports, 1928 - 1970

This thesis is to be written with the assumption that the reader is familiar with the more elementary facts of X-ray crystal analysis, such as the production and properties of X-rays, and the Bragg reflection law.

The purpose of this paper is to report on the investigations carried on to find some relatively simple means of identifying Montana Clays.


The Identification Of Montana Clays By X-Ray Analysis, David Stephen Malyevac May 1959

The Identification Of Montana Clays By X-Ray Analysis, David Stephen Malyevac

Bachelors Theses and Reports, 1928 - 1970

The purpose of this study is to identify the various Montana clay minerals by means of X-ray diffraction. The ultimate aim of this investigation is to identify the different clay mixtures through an analysis of their respective diffraction patterns, and diffraction patterns obtained after various chemical and thermal treatments.


The Mono-Rail Timber Transfer, James D. Wallace May 1959

The Mono-Rail Timber Transfer, James D. Wallace

Bachelors Theses and Reports, 1928 - 1970

My report covers the desire and need for a practical machine of this type to save labor, time and fatigue in underground timber transportation. A design is suggested including description, sequence of operation, design details and calculations.


Electrolytic Refining Of Copper By The Series System, Jerome Yopps May 1959

Electrolytic Refining Of Copper By The Series System, Jerome Yopps

Bachelors Theses and Reports, 1928 - 1970

The purpose of this thesis investigation was to determine the characteristics of the series system of electrolytic refining of copper.


Progress Report On Calcium Chloride Maintained Traffic Bound Roads, George R. Laughlin May 1959

Progress Report On Calcium Chloride Maintained Traffic Bound Roads, George R. Laughlin

Kentucky Transportation Center Research Report

The object of this study is to evaluate the effectiveness of calcium chloride in maintaining traffic-bound roads. Various theses propose that the use of calcium chloride will minimize the loss of granular material from the base by reducing attrition and dusting; thereby aiding in stabilization. Such theses further suggest that when the proper amount of binder or soil mortar is present, calcium chloride will preserve a more uniform moisture condition within the soil-mortar and thus hold the aggregate in place and in a more stable condition. The primary purpose of the study is not to test these theses, but rather …


Streamflow Forecasting For Blacksmith Fork River, Utah, Yu-Si Fok May 1959

Streamflow Forecasting For Blacksmith Fork River, Utah, Yu-Si Fok

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

The method for streamflow forecasting by using Fourier Series and Multiple Regression as a mathematical model have been suggested and proved with high accuracy for the streamflow forecasting on Logan River, Utah by Professor Cleve H. Milligan and Dr. Rex L. Hurst. 1/

In this thesis the method is extended to the forecasting for the Blacksmith Fork River, south of the Logan River.

Because the climatological data are not available in the Blacksmith Fork watershed, this thesis also provides a technique for using the available data from adjacent watersheds.


Test 696: Case Model 910-B (Lpg), Nebraska Tractor Test Lab Apr 1959

Test 696: Case Model 910-B (Lpg), Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …


Test 695: Case Model 811-B (Lpg), Nebraska Tractor Test Lab Apr 1959

Test 695: Case Model 811-B (Lpg), Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …


The Effect Of Capillary Bleeding On The Compressive Strength Of Concrete, James L. Cramer Apr 1959

The Effect Of Capillary Bleeding On The Compressive Strength Of Concrete, James L. Cramer

Civil Engineering ETDs

The purpose of this study was to determine the effect that bleeding has upon the compressive strength of concrete. Keeping in mind that the compressive strength of a concrete depends highly upon the water, cement ratio, it was reasonable to expect that the changing of the water content of the fresh concrete by bleeding would have a definite effect on the final compressive strength. While tests upon tests and studies upon studies have been made of cement and concrete, few, if any, have been concerned with this problem.


Test 694: Case Model 711-B (Lpg), Nebraska Tractor Test Lab Apr 1959

Test 694: Case Model 711-B (Lpg), Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …


Test 693: Case Model 701-B (Diesel), Nebraska Tractor Test Lab Apr 1959

Test 693: Case Model 701-B (Diesel), Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …


Test 692: Case Model 900-B (Diesel), Nebraska Tractor Test Lab Apr 1959

Test 692: Case Model 900-B (Diesel), Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …


Effect Of Strain Rate And Temperature On The Stress-Strain Characteristics Of Plastics, Walter W. Joseph Apr 1959

Effect Of Strain Rate And Temperature On The Stress-Strain Characteristics Of Plastics, Walter W. Joseph

Mechanical Engineering ETDs

The stress-strain characteristics of a material are a measure of the energy absorption characteristics of that material. Generally, plastics show permanent deformation at low values of strain but will withstand a large amount of strain before reaching their ultimate strength. Therefore, in effect, plastics are good energy absorbing materials. If the packaging designer could predict the effect of variation in strain rate and temperature on the stress-strain characteristics of a given plastic, his designs would be more reliable.


Transistor Distributed Amplifier, Bill J. Harper Apr 1959

Transistor Distributed Amplifier, Bill J. Harper

Electrical and Computer Engineering ETDs

For the purpose of this report, it is assumed that the behavior of the transistor can be predicted from the study of a suitable circuit model or equivalent circuit of the transistor. It is further assumed that, except for the intrinsic short-circuit current gain, the circuit parameters of he transistor are independent of frequency and temperature. The primary interest in the study of transistor distributed amplifier here is the amplitude of the voltage gain in the amplification of video frequencies. Somewhat less detailed studies are made of the distributed amplifier in band-pass applications.


Test 690: Massey-Ferguson Model To-35 (Diesel), Nebraska Tractor Test Lab Apr 1959

Test 690: Massey-Ferguson Model To-35 (Diesel), Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …


Magma 1959, Associated Students Of The Montana State School Of Mines. Apr 1959

Magma 1959, Associated Students Of The Montana State School Of Mines.

Magma 1948-1997

Any year book has as its prime purpose the depiction of a school year in a manner that will recall the maximum of memories in future years. The Magma this year utilizes memories as a theme, but places a slight accent on those of the graduating seniors.


Dense Graded Aggregate Base Development, William B. Drake Apr 1959

Dense Graded Aggregate Base Development, William B. Drake

Kentucky Transportation Center Research Report

No abstract provided.


Discussion Of Manufactured Stone Sand, James H. Havens Apr 1959

Discussion Of Manufactured Stone Sand, James H. Havens

Kentucky Transportation Center Research Report

No abstract provided.


Test 689: Case Model 411-B, Nebraska Tractor Test Lab Mar 1959

Test 689: Case Model 411-B, Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …


Test 687: Case Model 611-B, Nebraska Tractor Test Lab Mar 1959

Test 687: Case Model 611-B, Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …


Test 688: Case Model 211-B, Nebraska Tractor Test Lab Mar 1959

Test 688: Case Model 211-B, Nebraska Tractor Test Lab

Nebraska Tractor Tests

EXPLANATION OF TEST REPORT GENERAL CONDITIONS East tractor is a production model equipped for common usage. Power consuming accessories can be disconnected only when it is convenient for the operator to do so in practice. Additional weight can be added as ballast if the manufacturer regularly supplies it for sale. The static tire loads and the inflation pressures muse conform to recommendations in the Tire Standards published by the Society of Automotive Engineers. PREPARATION FOR PERFORMANCE RUNS The engine crank case is drained and refilled with a measured amount of new oil conforming to specifications in the operator’s manual. The …