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Comprehensive Report on the Long-Term Behavior of High Performance Concrete Bridges in Texas
2008 ... by Brian C. Dahm [and five others] · Final report summarizing the work done on Project 7-2941, “Long-term Behavior of High Performance Concrete (HPC) Bridges.” The purpose of this project was to monitor the long-term performance of high performance concrete (HPC) beams and decks on bridges in Texas. The Texas
2941-5 [CTR] ... FHWA/TX-08/7-2941-5; Technical Report 7-2941-5
Full-text Link:
Construction and Preliminary Monitoring of the Georgetown, Texas Precast Prestressed Concrete Pavement
2002 ... David K. Merritt, B. Frank McCullough, Ned H. Burns · After completion of a feasibility study which examined the viability of using precast concrete panels to expedite pavement construction, FHWA and TxDOT funded an implementation project to construct a precast concrete pavement pilot project to test the concepts
1517-01-1 [CTR] ... FHWA/TX-03/5-1517-01-1; Implementation Report 5-1517-01-1
Full-text Link:
10 MB
Feasibility of Utilizing High-Performance Lightweight Concrete in Pretensioned Bridge Girders and Panels
2002 ... G.S. Sylva III, J.E. Breen, and N.H. Burns · The use of high performance lightweight concrete in Texas prestressed concrete bridges has potential advantages and disadvantages. Advantages include reduced dead load, crane capacity, and shipping costs. Disadvantages include higher prestress losses, deflections, camber, and
1852-2 [CTR] ... FHWA/TX-03/ 1852-2
Full-text Link:
1.5 MB
Structural Lightweight Concrete Prestressed Girders and Panels
2002 ... by D.B. Thatcher [and five others] · This report explores the uses of high performance lightweight concrete in pretensioned girders and deck panels. | A summary of pertinent literature on application of lightweight concrete in bridge applications is given. The results indicate a number of successful applications as well as a few
1852-1 [CTR] ... FHWA/TX-02/ 1852-1
Full-text Link:
3.98 MB
Summary: High Performance Lightweight Concrete Prestressed Girders and Panels
2001 ... J.A. Heffington [and five others] · The purpose of this summary report is to present the findings of a study on high performance lightweight concrete (f'c > 6000psi) to be used in pretensioned girders and deck panels. The major components of the study are as follows: 1) literature search; 2)lightweight concrete mix design
1852 Summary [CTR] ... PSR 0-1852-S ... Project Summary Report, 0-1852
Full-text Link:
Feasibility of Precast Prestressed Concrete Panels for Expediting PCC Pavement Construction
2001 ... David K. Merritt [and three others] · The ever-increasing number of vehicles on America?s roadways is causing pavements to deteriorate faster, requiring major rehabilitation or replacement. Rehabilitation or construction of new pavements, however, can cause significant traffic congestion, leading to a substantial increase
1517 Summary [CTR] ... PSR 9-1517-S ... Project Summary Report, 9-1517
Full-text Link:
437 KB
Field Performance of Prestressed High Performance Concrete Highway Bridges in Texas
2000 ... Shawn Gross and Ned Burns · Two prestressed high performance concrete (HPC) highway bridges were constructed in Texas utilizing concrete with 56 day design strengths of up to 97 MPa (14,000 psi). The utilization of HPC allowed for longer spans and larger girder spacing than typically used in conventional prestressed concrete
580/589-2 [CTR] ... FHWA/TX-05/ 9-580/589-2
Full-text Link:
10.8 MB
The Feasiblity of Using Precast Concrete Panels to Expedite Highway Pavement Construction
2000 ... by David K. Merritt [and three others] · As the number of vehicles on America's roadways continues to grow at an unprecedented rate, pavements continue to deteriorate faster and require more frequent replacement. Construction, however, causes traffic delays, which further compound the problem. Traffic delays increase user
1517-1 [CTR] ... FHWA/TX-01-1517-1; 9-1517-1
Full-text Link:
9 MB
Development Length of 0.6-Inch Prestressing Strand in Standard I-Shaped Pretensioned Concrete Beams
1999 ... by R.W. Barnes, N.H. Burns, and M.E. Kreger · The use of 0.6 in prestressing strand at a center-to-center spacing of 2 in allows for the optimal implementation of High Strength Concrete (HSC) in precast, prestressed concrete bridge superstructures. For this strand configuration, partial debonding of strands is a
1388-1 [CTR] ... FHWA/TX-02/1388-1; CTR 0-1388-1
Full-text Link:
5.5 MB
Time-Depression Deformation Behavior of Prestressed High Performance Concrete Bridge Beams
1997 ... by Kenneth Arlan Byle, Ned H. Burns, and Ramón L. Carrasquillo · Twelve full-scale prestressed high performance concrete Texas Type U54 bridge beams with span lengths ranging from 35.55 to 41.25 meters were instrumented and monitored in the field. The instrumented U-beams were fabricated using 15.2 mm-diameter low-
580-6 [CTR] ... FHWA/TX-96/ 580-6
Full-text Link:
3.2 MB
Creep and Shrinkage of High Performance Concrete
1996 ... by Erik Wayne Farrington, Ned H. Burns and Ramón L. Carrasquillo · This study examines the creep and shrinkage of a high performance concrete having an ultimate compressive strength of 90 MPa. The effects of curing temperature, age at loading, and stress level were examined. The testing process involved two sets of 100-mm-by-
580-5 [CTR] ... FHWA/TX-98/ 580-5
Full-text Link:
1.3 MB
Transfer and Development Length of 15.2 MM (0.6 in.) Diameter Prestressing Strand in High Performance Concrete : Results of the Hoblitzell-Buckner Beam Tests
1995 ... by Shawn P. Gross and Ned H. Burns · This study examines the transfer and development length of 15.2 mm (0.6 in.) diameter prestressing strand in high performance (high strength) concrete. Two 1067 mm (42.0 in.) deep rectangular beams, commonly called the Hoblitzell-Buckner beams, each with one row of 15.2 mm (0.6
580-2 [CTR] ... FHWA/TX-97/ 580-2
Full-text Link:
2 MB
Factors Affecting the Design Thickness of Bridge Slabs : Final report
1995 ... by John C. Graddy, Ned H. Burns, and Richard E. Klingner · An experimental investigation was conducted into the punching shear fatigue behavior of bridge decks, including the effects of arching action. Static and pulsating fatigue tests were performed on both cast-in-place (CIP) and precast prestressed panel (PCP) test specimens. S-N
1305-3 F [CTR] ... FHWA/TX-95+1305-3F; CTR 0-1305-3F
Full-text Link:
3.5 MB
Factors Affecting the Design Thickness of Bridge Slabs : Design and Preliminary Verification of Test Setup
1994 ... by J.H. Whitt [and three others] · The punching shear behavior of concrete bridge decks under static, pulsating fatigue, and rolling fatigue loads was studied using both analytical and experimental models. The study of the analytical models also played a large role in the design in the design of the experimental specimens, test setup,
1305-1 [CTR] ... FHWA/TX-94+1305-1; CTR 0-1305-1
Full-text Link:
Factors Affecting the Design Thickness of Bridge Slabs : Results of Static and Fatigue Test
1994 ... Ned H. Burns, Richard E. Klingner and Jubum Kim · The punching shear behavior of concrete bridge decks under static, pulsating fatigue, and rolling fatigue loads was studied using analytical and experimental models. In this report, study results are presented for static and pulsating fatigue loads on cast-in-place and precast,
1305-2 [CTR] ... FHWA/TX-95+1305-2
Full-text Link:
729 KB
Design Guidelines for Transfer, Development and Debonding of Large Diameter Seven Wire Strands in Pretensioned Concrete Girders
1993 ... by Bruce W. Russell and Ned H. Burns · Recently, a new and larger seven-wire strand was offered by industry for use in pretensioned concrete. The new strand size, 0.6 inches in diameter, has 40 percent greater area and 40 percent greater capacity than the current industry standard, 0.5-inch-diameter strand. Larger strand sizes
1210-5 F [CTR] ... FHWA/TX-93+1210-5F
Full-text Link:
9.4 MB
Behavior of Statically Loaded Pretensioned Concrete Beams with 0.5-inch Diameter Debonded Strands
1992 ... Leslie G. Zumbrunnen, Bruce W. Russell and Ned H. Burns · One of the primary objectives of this research project is to develop design guidelines for the use of debonded, or blanketed, strand. The debonding of pretensioned strand is an alternative to draping strands in order to control the maximum tensile and compressive
1210-4 [CTR] ... FHWA/TX-92+1210-4; CTR 3-5-89/2-1210-4
Full-text Link:
1.9 MB
Measurement of Development Length of 0.5-Inch and 0.6-Inch Diameter Prestressing Strand in Fully Bonded Concrete Beams
1992 ... by B.A. Lutz, B.W. Russell and N.H. Burns · This report focuses on determining the development length of O.5-inch and 0.6-inch prestressing strands in fully bonded beams. I-shaped beams were used and made to resemble an AASHTO section complete with a composite deck. Nineteen development length tests were performed
1210-3 [CTR] ... FHWA/TX-92+1210-3; CTR 3-5-89/2-1210-3
Full-text Link:
2.9 MB
Measurement of Transfer Length on Prestressing Strands in Prestressed Concrete Specimens
1991 ... by I. O. Unay [and three others] · On October 26, 1988, the Federal Highway Administration (FHWA) issued a memorandum disallowing the use of 0.6-inch-diameter strand in pretensioned application. Recent studies had indicated that current AASHTO provisions for the transfer length and development length of 0.6-inch
1210-1 [CTR] ... FHWA/TX-91+1210-1; CTR 3-5-89/1-1210-1
Full-text Link:
3.7 MB
Shear Strengthening of Pretensioned Prestressed Concrete Composite Flexural Members
1991 ... by R. Aboutaha and Ned H. Burns · Strengthening is required due to inadequacy which typically results from a poor design, a change in usage, or a change in design loads. Prestressed composite beams require special attention in connection with their behavior in horizontal shear at the composite interface. Beams lacking adequate
1210-2 [CTR] ... FHWA/TX-92+1210-2; CTR 3-5-89/1-1210-2
Full-text Link:
3.2 MB
Operating the Texas Eligible Bridge Selection System (TEBSS)
1991 ... by José Weissmann, N.H. Burns, W.R. Hudson · This report presents a bridge management system module to be used in assessing needs, determining district allocations, and selecting and prioritizing projects for bridge rehabilitation and replacement. The process starts with a budget to be allocated to the Texas districts, and
1911-1 F [CTR] ... TX-92+1911-1F; CTR 3-5-90/1-1911-1F
Full-text Link:
4.6 MB
A Bridge Management System Module for the Selection of Rehabilitation and Replacement Projects
1989 ... Jose Wiessmann, W. Ronald Hudson, Ned H. Burns · This report presents a bridge management system module for the selection of rehabilitation and replacement projects. The process starts with a budget to be allocated to the Texas districts and is finalized with the selection of projects to be submitted for bidding and contracting within
439-4 F [CTR] ... FHWA/TX-90+439-4F; CTR 3-5-86-439-4F; Report 0-439-4 F
Full-text Link:
4.9 MB
Analysis of Curling Movements and Calibration of PCP Program
1989 ... by Jose Antonio Tena-Colunga, B.Frank McCullough, Ned H. Burns · The long-term work plan at the initial design phase of the McLennan County prestressed concrete pavement (PCP) overlay consisted of the determination of variables that are relevant to design, the development of models and design procedures, and the
556-3 [CTR] ... CTR 3-10-88/9-556-3; Report 9-556-3
Full-text Link:
2.2 MB
Prestressed Concrete Pavement : Instrumentation, In-Situ Behavior, and Analysis
1989 ... Elliott Mandel, Ned H. Burns, and B.F. McCullough · The long term work plan at the initial design phase of the McLennan County prestressed concrete pavement (PCP) overlay consisted of the determination of variables that are relevant to design, the development of models and design procedures, and the study of the effect of
556-2 [CTR] ... Report 9-556-2
Full-text Link:
1.8 MB
A Study of Pretensioned High Strength Concrete Girders in Composite Highway Bridges : Design Considerations
1988 ... by Reid W. Castrodale, M. E. Kreger, Ned H. Burns · Recent developments have made concrete with strengths up to 12,000 psi commercially available for construction of pretensioned highway bridge girders. The implementation of this material has preceded the full understanding and documentation of its behavior and effect on
381-4 F [CTR] ... FHWA/TX-88+381-4F; CTR 3-5-381-4F
Full-text Link:
9.6 MB
A Study of Pretensioned High Strength Concrete Girders in Composite Highway Bridges: Laboratory Tests
1988 ... by Reid W. Castrodale, Ned H. Burns, Michael E. Kreger · Recent studies have shown that it is commercially feasible to produce prestressed concrete girders utilizing concrete strengths in the 12,000 psi range. However, current codes and specification provisions for flexural strength are based on tests using concrete strengths
381-3 [CTR] ... FHWA/TX-89+381-3; 0-381-3; CTR 3-5-84-381-3
Full-text Link:
7.2 MB
Distribution of Post-Tensioning Forces Prior to Grouting Tendons
1988 ... by N.H. Burn and Charles E. Quade · The objective of this study was to evaluate the simplifications of design procedures for continuous post-tensioned members using an average-tendon stress as opposed to the current-design procedure of using a variable-tendon stress at different design control points along the length of a
463-1 F [CTR] ... FHWA/TX-88+463-1F; CTR 3-5-86-463-1F; 0-463-1F
Full-text Link:
3.6 MB
Bridge Project Selection for Texas
1987 ... by Tony Tascione [and three others] · The computerized bridge project selection program for Texas is a State and District level closed-loop process for the proper selection of bridge rehabilitation and replacement projects. The process described addresses a need for the consistent and effective evaluation of over 47,000
439-3 [CTR] ... FHWA/TX-88+439-3; CTR 3-5-86-439-3
Full-text Link:
2.7 MB
Improved Safety Indices for Prioritizing Bridge Projects
1987 ... Chris Boyce, W.R. Hudson, Ned H. Burns · This report introduces the Structural Safety Index and the Geometric Safety Index. Both of these indices represent improvements that could be made to to the current procedure used by the State Department of Highways and Public Transportation to select and/or prioritize bridge
439-2 [CTR] ... FHWA/TX-88+439-2; CTR 3-5-86-439-2
Full-text Link:
1 MB
Improvements in On-System Bridge Project Prioritization
1987 ... Chris Boyce, W.R. Hudson, Ned H. Burns · This report presents information on possible improvements to the Texas State Department of Highways and Public Transportation's 1985-86 method of on-system bridge project prioritization. Within this project the method has been computerized, giving speed, consistency, and efficiency to the
439-1 [CTR] ... FHWA/TX-87/439-1; CTR 3-5-86-439-1
Full-text Link:
1.1 MB
Methods of Analyzing and Factors Influencing Frictional Effects of Subbases : Final Report
1987 ... by Andrew J. Wimsatt, B. Frank McCullough, Ned H. Burns · This final report for Research Project 459 reviews available information relating to the subbase frictional effect, especially an unpublished Portland Cement Association report for the Federal Highway Administration on cement stabilized subbases. Experimental results of
459-2 F [CTR] ... FHWA/TX-88+ 459-2F; CTR 3-8-86-459-2F
Full-text Link:
2.6 MB
Stabilized Subbase Friction Study for Concrete Pavements
1987 ... by James W. Wesevich, B.Frank McCullough, Ned H. Burns · Previously, research and testing have been carried out on loose unbound subbases to determine their frictional characteristics concrete pavement movements. Stabilizing agents, such as asphalt, cement, and lime, are now being added to subbases to prevent pumping of
459-1 [CTR] ... FHWA/TX-87+459-1; CTR 3-8-86-459-1
Full-text Link:
5.6 MB
Instrumentation and Behavior of Prestressed Concrete Pavements
1986 ... Ned H. Burns, B. Frank McCullough, and Joseph R. Maffei · Pavements of prestressed concrete are feasible and potentially cost-efficient for highways and airport runways. The design of prestressed concrete pavements requires an accurate knowledge of physical parameters, which include coefficient of base friction,
401-4 [CTR] ... FHWA/TX-87/73+401-4; 0-401-4
Full-text Link:
5.2 MB
Behavior of Ontario-Type Bridge Decks on Steel Girders
1986 ... I-K. Fang, A. Worley, and Ned H. Burns · An experimental and analytical investigation was conducted regarding the behavior of reinforced concrete bridge decks designed in accordance with the Ontario Highway Bridge Deck Design provisions. Detailed finite element models of the specimen were developed for both the cast in
350-1 [CTR] ... Report 0-350-1
Full-text Link:
5.4 MB
Design of the Texas Prestressed Concrete Pavement Overlays in Cooke and McLennan Counties and Construction of the McLennan County Project
1986 ... Alberto Mendoza Diaz, B. Frank McCullough and Ned H. Burns · This report describes the development of the design of prestressed overlays to be installed in Cooke and McLennan Counties, Texas, and includes a detailed description of the construction and placement methods used. The design was developed from state-of-the-art
555-1 [CTR] ... Report 9-555-1; Report 9-556-1
Full-text Link:
5.6 MB
Behavior of Ontario-Type Bridge Deck on Steel Girders: Negative Moment Region and Load Capacity
1986 ... C.K. Tsui, Ned H. Burns and Richard E. Klingner · For the experimental phase of this project, the test specimen was full-size composite bridge, half of which had a cast-in-place deck, and the other half, cast-in-place topping over precast, prestressed panels. Both decks had Ontario-type reinforcement. The test specimen was
350-3 [CTR] ... 0-350-3
Full-text Link:
3.1 MB
Behavior of Long Prestressed Pavement Slabs and Design Methodology
1986 ... Alberto Mendoza Diaz, Ned H. Burns and B. Frank McCullough · The work plan for the design of the McLennan County prestressed concrete pavement (PCP) overlay consisted of three distinct aspects: (a) thorough review of the available literature on design of PCP to determine the variables that are relevant to the design of slab
401-3 [CTR] ... FHWA/TX-87/71+ 401-3
Full-text Link:
8.0 MB
Prestressed Concrete Pavement Design--Design and Construction of Overlay Applications
1986 ... B. Frank McCullough and Ned H. Burns · This report covers a detailed characterization of the performance of prestressed concrete pavement, in terms of failures, joint movement, steel stresses, and prestressed concrete pavement stresses, that has been derived from information collected in previous general and
401-8 F [CTR] ... FHWA/TX-87/78+401-8F
Full-text Link:
4.4 MB
Effect of Prestress on the Fatigue Life of Concrete
1986 ... Way Seng Chia, Ned H. Burns, B. Frank McCullough · Currently, there are some underlying assumptions made in the fatigue design of prestressed concrete pavements that may be too conservative or sometimes unconservative. These assumptions are: | (1) Prestressing does not help in any way to delay crack propagation in
401-7 [CTR] ... FHWA/TX-97+401-7; CTR 3-8-84-401-7; 0-401-7
Full-text Link:
3.3 MB
Friction Losses in Unbonded Post-Tensioning Tendons
1986 ... Brian W. Dunn, Ned H. Burns, B. Frank McCullough · An important factor to be considered in the design of prestressed concrete pavements is the effective level of prestressing that the concrete feels. The effective prestress level must be high enough to prevent detrimental tensile stresses from developing in the concrete under
401-6 [CTR] ... FHWA/TX-87/77+401-6; CTR 3-8-84-401-6; 0-401-6
Full-text Link:
1.9 MB
Field Evaluation of Subbase Friction Characteristics
1986 ... by Way Seng Chia, B. Frank McCullough, Ned H. Burns · An important factor to be considered in the design of prestressed concrete pavements is the friction characteristics of the slab-support interface. Due to the slab's length, detrimental tensile stresses may develop as the slab movements caused by temperature variations,
401-5 [CTR] ... FHWA/TX-87/36+401-5; CTR 3-8-84-401-g; 0-401-5
Full-text Link:
2.1 MB
New Concepts in Prestressed Concrete Pavement
1985 ... Neil D. Cable, Ned H. Burns, B. Frank McCullough · Previously conducted research and testing has indicated the superiority of prestressed concrete pavement over conventional concrete pavement in at least three respects: (1) more efficient use of construction materials; (2) fewer required joints and less probability of cracking;
401-2 [CTR] ... 0-401-2
Full-text Link:
10.5 MB
Very Early Post-Tensioning of Prestressed Concrete Pavements
1985 ... J. Scott O'Brien, Ned H. Burns, and B. Frank McCullough · Temperature and shrinkage cracks occur in long prestressed concrete pavements during the first night after casting, before the post-tensioning operation is performed. Previous posttensioning schedules and current design criteria by ACI, PTI, and AASHTO do not
401-1 [CTR] ... FHWA/TX-86/05+401-1; 0-401-1
Full-text Link:
6.1 MB
Distribution of Girder Loads in a Composite Highway Bridge
1985 ... C.W. Elling, Richard E. Klingner and Ned H. Burns · Background material on refined and simplified methods for the analysis of bridge superstructures was presented. Seven methods were briefly described: five refined methods and two simplified methods. Using the full-scale experimental specimen of Project 350, subjected
350-2 [CTR] ... 0-350-2
Full-text Link:
3.8 MB
Behavior of Post-Tensioned Polymer-Impregnated Concrete Beams
1978 ... Ekasit Limsuwan [and three others] · This study was conducted to investigate the behavior of post-tensioned polymer-impregnated concrete (PIC) beams. Three major areas of behavior were studied by experimental and theoretical analyses: flexure, shear, and time-dependent deflections. Test results were compared
114-6 [CTR] ... 0-114-6
Full-text Link:
7.5 MB
Computer Analysis of Segmentally Erected Precast Prestressed Box Girder Bridges
1974 ... R.C. Brown Jr, Ned H. Burns and John E. Breen · The economic advantages of precasting can be combined with the structural efficiency of prestressed concrete box girders for long span bridge structures when erected by segmental construction. The complete superstructure is precast in box segments of convenient size for
121-4 [CTR] ... Report 0-121-4
Full-text Link:
5.6 MB
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