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Articles 11491 - 11520 of 11778

Full-Text Articles in Engineering

Effect Of Hydrated Lime And Portland Cement On The Physical Properties Of Clay Soil For Highway Base Construction, Judson Leong Jan 1958

Effect Of Hydrated Lime And Portland Cement On The Physical Properties Of Clay Soil For Highway Base Construction, Judson Leong

Masters Theses

"The intent of this research is to determine the change in physical properties of a clay soil caused by the addition of 2, 4, 6, 8 and 10 percent of hydrated lime and portland cement. The effects of these admixtures on the physical properties of the soil were observed by comparing the results of various laboratory tests. The properties chosen for comparison were: (1) liquid limit, plastic limit and plasticity index; (2) shrinkage limit and shrinkage ratio; (3) density and optimum moisture; (4) resistance to penetration; (5) compressive strength and (6) cohesion and angle of internal friction. In order to …


Triaxial Testing Of Open-Type Bituminous Mixtures: Technical Paper, Joseph C. Oppenlander, William Harner Goetz Jan 1958

Triaxial Testing Of Open-Type Bituminous Mixtures: Technical Paper, Joseph C. Oppenlander, William Harner Goetz

JTRP Technical Reports

No abstract provided.


A Study Of Highway Transportation In Indiana, Harold L. Michael, Arthur K. Branham, Donald O. Covault, John Edward Baerwald, Paul Day Cribbins Jan 1958

A Study Of Highway Transportation In Indiana, Harold L. Michael, Arthur K. Branham, Donald O. Covault, John Edward Baerwald, Paul Day Cribbins

JTRP Technical Reports

No abstract provided.


Quality Aggregates For Indiana Highways : Technical Paper, Kenneth B. Woods, John Francis Mclaughlin, Robert Lee Schuster Jan 1958

Quality Aggregates For Indiana Highways : Technical Paper, Kenneth B. Woods, John Francis Mclaughlin, Robert Lee Schuster

JTRP Technical Reports

No abstract provided.


The Relationship Between The Unconfined Compressive Strength Of A Bituminous Mixture And The Viscosity Of The Binder : Technical Paper, Leonard E. Wood, William Harner Goetz Jan 1958

The Relationship Between The Unconfined Compressive Strength Of A Bituminous Mixture And The Viscosity Of The Binder : Technical Paper, Leonard E. Wood, William Harner Goetz

JTRP Technical Reports

No abstract provided.


Effect Of Rate Of Strain On The Strength Of Remolded Soil, Delon Hampton Jan 1958

Effect Of Rate Of Strain On The Strength Of Remolded Soil, Delon Hampton

JTRP Technical Reports

No abstract provided.


A Laboratory Investigation Of Factors Affecting The Slipperiness Of Bituminous Paving Mixtures, John Wallace Shupe Jan 1958

A Laboratory Investigation Of Factors Affecting The Slipperiness Of Bituminous Paving Mixtures, John Wallace Shupe

JTRP Technical Reports

No abstract provided.


The Preliminary Location Of A Proposed Highway By Photogrammetric Surveys, Dale Alden Bailey Jan 1958

The Preliminary Location Of A Proposed Highway By Photogrammetric Surveys, Dale Alden Bailey

JTRP Technical Reports

No abstract provided.


Annual Report Of The Assistant Director, 1957-1958, Harold L. Michael Jan 1958

Annual Report Of The Assistant Director, 1957-1958, Harold L. Michael

JTRP Technical Reports

No abstract provided.


Polishing Characteristics Of Mineral Aggregates : Technical Paper, John Wallace Shupe, R. W. Lounsbury Jan 1958

Polishing Characteristics Of Mineral Aggregates : Technical Paper, John Wallace Shupe, R. W. Lounsbury

JTRP Technical Reports

No abstract provided.


Experience With Core Drilling Machines, Power Auger And Electrical Resistivity On The Pennsylvania Turn Pike : Technical Paper, D. G. Shurig, Eldon J. Yoder Jan 1958

Experience With Core Drilling Machines, Power Auger And Electrical Resistivity On The Pennsylvania Turn Pike : Technical Paper, D. G. Shurig, Eldon J. Yoder

JTRP Technical Reports

No abstract provided.


The Mechanics Of Continuously Reinforced Concrete Pavements : Technical Paper, M. M. Miller, Martin J. Gutzwiller Jan 1958

The Mechanics Of Continuously Reinforced Concrete Pavements : Technical Paper, M. M. Miller, Martin J. Gutzwiller

JTRP Technical Reports

No abstract provided.


Methods For Water Resistance Of Bituminous Paving Mixtures : Technical Paper, William Harner Goetz Jan 1958

Methods For Water Resistance Of Bituminous Paving Mixtures : Technical Paper, William Harner Goetz

JTRP Technical Reports

No abstract provided.


Stresses And Deflections In Continuously Reinforced Concrete Pavements, M. M. Miller Jan 1958

Stresses And Deflections In Continuously Reinforced Concrete Pavements, M. M. Miller

JTRP Technical Reports

No abstract provided.


The Value Of Planned Access On Urban Bypasses : Technical Paper, Charles Pinnell, Harold L. Michael Jan 1958

The Value Of Planned Access On Urban Bypasses : Technical Paper, Charles Pinnell, Harold L. Michael

JTRP Technical Reports

No abstract provided.


Earth Motion Beneath A Prescribed Boundary Displacement : Technical Report, R. C. Geldmacher, J. W. Dunkin, R. L. Anderson Jan 1958

Earth Motion Beneath A Prescribed Boundary Displacement : Technical Report, R. C. Geldmacher, J. W. Dunkin, R. L. Anderson

JTRP Technical Reports

No abstract provided.


Warping Stresses And Deflections In Concrete Slabs, Milton Edward Harr Jan 1958

Warping Stresses And Deflections In Concrete Slabs, Milton Edward Harr

JTRP Technical Reports

No abstract provided.


Estimation Of Highway Needs For County Primary Road Systems In Michigan And Minnesota By Sample Survey Methods, Donald O. Covault Jan 1958

Estimation Of Highway Needs For County Primary Road Systems In Michigan And Minnesota By Sample Survey Methods, Donald O. Covault

JTRP Technical Reports

No abstract provided.


Location And Economic Study For Interstate Route Tallahassee, Wilbur Smith And Associates Nov 1957

Location And Economic Study For Interstate Route Tallahassee, Wilbur Smith And Associates

City and Regional Planning -- Florida

The basic purpose of the study was to determine the best location for the construction of an East-West section of the interstate highway. It was prescribed that the work would consist of two basic parts. One had to do with the analysis of travel data, both present and projected, in the determination of the most feasible location of a route based on conventional traffic and highway development factors. The other phase of the work was to deal with economic considerations, especially the economic impact of the proposed routes on businesses located on existing roads and on the central business district …


A Master Highway Transportation Plan For Tampa Metropolitan Area, Hillsborough County, Florida, Wilbur Smith And Associates Oct 1957

A Master Highway Transportation Plan For Tampa Metropolitan Area, Hillsborough County, Florida, Wilbur Smith And Associates

City and Regional Planning -- Florida

Fully recognizing the need for a comprehensive study of an integrated expressway and arterial highway system for the Tampa Metropolitan area, the State Road Department of Florida, jointly with the County of Hillsborough and the City of Tampa, engaged Wilbur Smith and Associates to develop a Master Highway Transportation Plan for the Tampa Area. The geographic limits of the study area are defined as the city limits of Tampa on the north, Tampa Bay on the west, Hillsborough Bay on the south, and U. S. Route 301 on the east. The development of basic planning data and necessary field studies …


Temperature Forecasting At Logan, Utah, For The Snowmelt-Runoff Season, Clifton Johnson May 1957

Temperature Forecasting At Logan, Utah, For The Snowmelt-Runoff Season, Clifton Johnson

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

The purpose of this thesis is to investigate the practicability of forecasting temperatures for the spring and summer snowmelt-runoff season. A successful temperature forecast for Logan, Utah, would be useful in studies of Logan River streamflow, as well as other related applications.

Logan, Utah, is situated in a region where the snow accumulates during the winter and early spring at high altitudes and remains until the proper sequence of meteorological events provides the thermodynamic conditions essential for melting. Snow surveys provide an index to the water available on a watershed. Temperature conditions during the melt period largely determine the available …


Investigation Of Plastic Deformation In Prestressed Concrete Slabs From Long Time Loading, Joe B. Roberts Jan 1957

Investigation Of Plastic Deformation In Prestressed Concrete Slabs From Long Time Loading, Joe B. Roberts

Masters Theses

"It is the purpose of this research to investigate the creep in a thin concrete slab under a long-time prestress load with the compressive load being applied to the edge of the slab through a bearing plate of small dimensions.

Seven plain concrete slabs, 3' x 4' x 4", approximately one year old, made of normal cement and approved aggregate were subjected to the following loading conditions: (1) Three slabs loaded at the center of the greater dimension with a prestress load or 20,000 pounds applied over an area of eight square inches, (2) Three slabs loaded symmetrically at six …


Filter Materials For Emergency Use In Diatomite Type Water Filters, Robert Wassell Mcleane Jan 1957

Filter Materials For Emergency Use In Diatomite Type Water Filters, Robert Wassell Mcleane

Masters Theses

"A completely different type of filter, using diatomaceous earth as the filter media, had been in use for many years for filtration of industrial liquids, however, the use of diatomaceous earth for water filtration purposes had been discouraged due to the rapid clogging of the filter material. "As late as 1930 it was reported that the very excellence of filtration with diatomite prevented its extensive use in water filtration except where complete elimination of bacteria and suspended matter is essential.”

Diatomaceous earth, however, seemed to exhibit the general properties the research groups were seeking; in the refined state it exhibited …


Investigation Of Length Changes In Prestressed Concrete Slabs With Outside Exposures, John Best Jan 1957

Investigation Of Length Changes In Prestressed Concrete Slabs With Outside Exposures, John Best

Masters Theses

"In general, pavements may be classed as being either rigid or flexible. The term “rigid pavement”, as commonly used in the United States, is applied only to wearing surfaces constructed of portland-cement concrete. All other types of pavements are classed as “flexible”. A pavement constructed of portland-cement concrete is assumed to possess considerable flexural strength which will permit it to act as a beam and allow it to bridge any minor irregularities which may occur in the base on which it rests, hence the term “rigid”….

In view of the experience and information gathered in over 50 years of road …


Physical Properties Of Concrete At Early Ages, Curtis E. Weddle Jr. Jan 1957

Physical Properties Of Concrete At Early Ages, Curtis E. Weddle Jr.

Masters Theses

"The introduction of the motor vehicle and the subsequent rapid expansion of the highway systems of the United States have brought with them many problems.

The Civil Engineer, in his attempts to provide adequate safe avenues of travel for the populace, has been faced with many problems. Handicapped by the need for speed in design and lack of information of the trends in motor vehicle design, the engineer has been forced at times to utilize design methods inconsistent with good engineering practices.

Of the many types of pavement sections which have been designed in an effort to provide structurally and …


Creep Characteristics Of Thin Prestressed Concrete Slabs, Wayne F. Alch Jan 1957

Creep Characteristics Of Thin Prestressed Concrete Slabs, Wayne F. Alch

Masters Theses

"Prestressed concrete as a structural material is finding wider usage in the United States today. Until recently, economic factors have precluded the use of prestressed concrete in this country, while Europe became the leader in discovering new uses and applications in construction for the material. As new methods are developed in this country, more engineers and contractors are discovering that prestressed concrete is, in many ways, far superior to plain or reinforced concrete. In line with this awakening the Missouri Highway Department is carrying on research to determine the feasibility of prestressed concrete for highway slabs. This study is a …


Investigation Of Length Changes And Warping In Thin Prestressed Pavements, Wilbur D. Stites Jan 1957

Investigation Of Length Changes And Warping In Thin Prestressed Pavements, Wilbur D. Stites

Masters Theses

"The present growth of the American highway system presents a staggering problem to the highway designer. The increased and urgent demand for more highways, capable of accommodating traffic loads that are constantly increasing, combined with the increased construction cost of highways, behooves the present day highway designer to envision future highway problems that will arise. These future problems are numerous and complex; however, it seems the primary problem is the selection of a surfacing material that will withstand projected traffic loads with a maximum economy of construction and future maintenance costs. Concrete at the present time is the most satisfactory …


The Correlation Of Kelly Ball Penetration Readings With Standard Slump Cone Readings For Concrete Made From Missouri Aggregates, James Claude Rives Jan 1957

The Correlation Of Kelly Ball Penetration Readings With Standard Slump Cone Readings For Concrete Made From Missouri Aggregates, James Claude Rives

Masters Theses

"The ASTM standard slump test as set forth in ASTM Designation: C143-52, has been used for many years in concrete construction tor measuring the consistency of plastic concrete. Slump tests taken in the laboratory are considered reasonably accurate; however, there are numerous disadvantages in performing these tests in the field; the most serious being the time required to make a test on pavement work. The standard slump cone method is also subject to personal differences in sampling, rigidity and smoothness of base, dampening the apparatus, filling the cone, rodding, raising the cone, freedom from jarring and selection of point to …


The Magnitude And Directions Of Strains And Stresses In Edge Loaded Concrete Slabs, William M. Baldwin Jan 1957

The Magnitude And Directions Of Strains And Stresses In Edge Loaded Concrete Slabs, William M. Baldwin

Masters Theses

"The concrete industry in the United States represents one of the fastest growing segments of the national economy. Many reasons for this may be given, among which are, the durability of concrete structures, the local availability of a large portion of the materials used in concrete, and its wide range of adaptability to the designs of engineers and architects.

One of the most recent changes in concrete usage is the change from reinforced concrete to prestressed concrete. The term prestressed as used herein refers to any type of reinforced concrete in which the reinforcing material has a stress prior to …


Development Of Rating Curves For Concrete Rebound Hammer On Concrete Specimens From Local Aggregates, Rolla Smith Lush Jan 1957

Development Of Rating Curves For Concrete Rebound Hammer On Concrete Specimens From Local Aggregates, Rolla Smith Lush

Masters Theses

"Frequently engineers find it imperative to determine the compressive strength of concrete as it exists in a structure. There are two methods of making this determination, either by a destructive or a non-destructive test. The destructive test has the disadvantage of being costly, time consuming, and detrimental to the appearance of the concrete surface. The non-destructive, pulse-velocity, sonic measuring devices used to determine the compressive strength of concrete in the field also have the disadvantage of high cost due to the large initial cost of the equipment.

A relatively new non-destructive testing device has been developed which may replace the …