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Monday, August 3, 2020 | History

2 edition of Evaluation of accelerated concrete as a rapid setting highway repair material found in the catalog.

Evaluation of accelerated concrete as a rapid setting highway repair material

David S. Macadam

Evaluation of accelerated concrete as a rapid setting highway repair material

by David S. Macadam

  • 373 Want to read
  • 11 Currently reading

Published by The Center in Austin, Tex .
Written in English

    Subjects:
  • Pavements, Concrete -- Maintenance and repair.,
  • Concrete -- Curing.,
  • Concrete -- Additives.

  • Edition Notes

    Statementby David S. Macadam, David W. Fowler, Alvin H. Meyer ; conducted for State Department of Highways and Public Transportation in cooperation with the U.S. Department of Transportation, Federal Highway Administration by the Center for Transportation Research, the University of Texas at Austin.
    SeriesResearch report ;, no. 311-3, Research report (University of Texas at Austin. Center for Transportation Research) ;, no. 311-3.
    ContributionsFowler, David W., Meyer, A. H. 1937-, Texas. State Dept. of Highways and Public Transportation., United States. Federa Highway Administration., University of Texas at Austin. Center for Transportation Research.
    Classifications
    LC ClassificationsTE278 .M23 1984
    The Physical Object
    Paginationxvii, 98 p. :
    Number of Pages98
    ID Numbers
    Open LibraryOL2666952M
    LC Control Number85621744

    Commissioned under the FAST Act of , the study analyzed the performance of nearly construction and repair projects in 20 states from to as part of the Federal Highway. portland cement concrete repair material. Portland cement concrete repairs with dry and saturated surface dry conditions, and three rapid repair cementitious materials were used for comparative purposes to investigate the benefits over other alternatives for using bonding agents. Laboratory samples were made by placing repair concrete 0, 2, 5.

    experience of using the following items related to rapid pavement construction: CA4PRS (Construction Alternatives for Pavement Rehabilitation Strategies), portland cement concrete (PCC) pavement panel replacement, polymer concrete and traffic closure windows. CA4PRS is a Microsoft Access-based software.   Depending upon the type of highway pavement, flexible or rigid the material required for highway construction is decided. These items of major importance which are used in normal highway construction are: 1. Bituminous Materials 2. Soil 3. Aggregates 4. Portland Cement Concrete 5. Admixtures 6. Pavement Marking Materials 7. Structural Steel 3.

      Applicable pre-qualification activities include physical and chemical testing, fabrication plant inspections, and evaluation of product design data. These activities, as well as administrative function of pre-qualification, vary among products according to specific provisions contained in the Standard Spec or in the contract documents. accelerated projects, and accelerated estimates, which are not addressed in detail. Important Notice The detailed estimate of any phase of an estimate shall not be disclosed to the public and will be kept confidential until the end of the bid opening.


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Evaluation of accelerated concrete as a rapid setting highway repair material by David S. Macadam Download PDF EPUB FB2

EVALUATION OF ACCELERATED CONCRETE AS A RAPID SETTING HIGHWAY REPAIR MATERIAL by David S. Macadam David W. Fowler Al vi n H. Meyer Research Report Number Research Project conducted for State Department of Highways and Publ ic Transportat ion in cooperation with the U.S. Department of Transportation.

EVALUATION OF ACCELERATED CONCRETE AS A RAPID SETTING HIGHWAY REPAIR MATERIAL. Accelerating admixtures used in combination with portland cement concrete are widely used as rapid setting highway repair materials.

There are a wide variety of accelerators available, most of which contain calcium by: 2. The University of Texas at Austin, Evaluation of Accelerated Concrete as a Rapid Setting Highway Repair Material. The University of Texas at Austin, Mitigating the Effects of Urban Highway Construction.

Georgia Department of Transportation, Restoration Methods for Jointed Concrete Pavements. CEMEX ACCELERATE, a fast-setting concrete, is the result of extensive testing and expertise gained after having delivered thousands of cubic yards of concrete for rapid-strength applications.

Learn more about this innovative approach to finishing your. International Series of Monographs in Civil Engineering, Volume 4: Concrete in Highway Engineering focuses on the design and construction of highways. The book first offers information on concrete as a material. Cement, aggregates, water, concrete mixes, and curing concrete are then explained.

The text examines the design of pavements. Fast-Track Bridge Repairs Keep Historic Highway Open. Low-P Cement was chosen as the repair material due to the short time allowed to reconstruct concrete portions of the bridge.

Low-P Cement is very rapid hardening (VRH) per ASTM C and reaches 4, psi compressive strength in three hours.

Rapid Set® Cement is an advanced hydraulic cement. Rapid Set helps you build faster and achieve durable, long-lasting results with structural strength in one. Repair Problems #2 and #3: Cracks in Concrete Driveway or Slab Product Solution: Cracks in a driveway or slab that are ½"-wide to ¼"-deep can be quickly fixed with a polymer-based repair material.

SAKRETE offers its Concrete Crack Filler, which is ready-to-use and suitable for interior or exterior concrete surfaces. Repair Problem #4: Loose. Rapid Set NewCrete Concrete Resurfacer is very easy to work with.

If you want to use the product to restore a pristine look to any lackluster section of concrete. This book contains two pavement maintenance manuals intended for use by highway maintenance agencies and contracted maintenance firms in the field and in the office. Each is a compendium of good practices for portland cement concrete (PCC) joint resealing and partial-depth spall repair, respectively, stemming from two Strategic Highway.

The flexural bond strength of rapid-setting concrete to PCC was determined by casting a 2 x 2 x 6-in, section of rapid-setting concrete against a 2 x 2 x 6-in. cured PCC prism. The resulting 2 x 2 x in. specimen was loaded at one-third points of the 6. subsequently, the best way to repair them.

Complete deck replacement, although often the best for the bridge, is far from the most economical solution. Therefore, a number of rapid-setting concrete patching materials have been used by PennDOT to repair. QUIKRETE® Rapid Road Repair (No.

) is a specially formulated, alkali resistant, fiberglass reinforced concrete repair mortar used for structural concrete repair.

Available in: 50 lb. bags. concrete should be in plastic condition. The time interval for which the cement products remain in plastic condition is known as the setting time. Initial setting time is regarded as the time elapsed between the moments that the water is added to the cement to the time that the paste starts losing its plasticity.

(a) Rule 1. For formed concrete repair, a subsequent patch to repair the placement point after initial concrete placement will not be allowed.

As an example, this may occur in a vertical location located at the top of the repair. (b) Rule 2. Formed concrete repair shall not be used for overhead applications.

(c) Rule 3. But material limitations, design and construction practices, and severe exposure conditions can cause concrete to deteriorate, which may result in aesthetic, functional, or structural problems. Concrete can deteriorate for a variety of reasons, and concrete damage is often the result of a combination of factors.

Selected papers from the International Airfield and Highway Pavements Conferenceheld in Chicago, Illinois, July 21–24, Sponsored by the Transportation & Development Institute of ASCE. This collection contains 44 peer-reviewed papers on the design, construction, evaluation, and management of airfield and highway pavements.

Evaluation of Rapid Setting Cement-Based Materials for Patching and Repair Amit Barde Graduate Research Assistant Swathi Parameswaran Graduate Research Assistant Todd Chariton Graduate Research Assistant Jason Weiss Associate Professor of Civil Engineering Menashi D.

Cohen Professor of Civil Engineering School of Civil Engineering. Methods for the evaluation of Fast Track paving criteria may be implemented to allow prediction of strength gain under in-situ climatic conditions. These methods of evaluation allow for the rapid placement and early opening that are inherent benefits provided by Fast Track concrete pavement construction practice.

High-performance concrete is being paid more and more attention. However, this concrete needs many materials and has many influencing factors, with a high-performance superplasticizer being a key material.

Therefore, there is an urgent need to develop a high-performance superplasticizer. Bridge Pres 1 Sustainable Bridges Using Concrete in Virginia Pres 2 Virginia’s State of Good Repair Program for Bridges Pres 3 Rehabilitation of Rte.

over Harper Creek Pres 4 Applications of Ultra‐High‐Performance Concrete and Prefabricated Concrete Elements in Accelerated Bridge Construction Pres 5 Corrosion Mitigation Strategies for.Concrete that is sloppy or wet may be easy to place but will be more difficult to finish.

A worker leaves footprints in setting concrete. Hardening State After concrete has set it begins to gain strength and properties of hardened concrete are strength and durability. Hardened concrete will have no footprints on it if walked on.This guide provides an introduction to the evaluation of concrete strength test results.

Procedures described are applicable to the compressive strength test results required by ACIACIand similar specifications and codes. Statistical concepts described are applicable for the analysis of other common concrete test results, including.