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Projects Relating to Transportation Structures Abstract or report numbers that are highlighted blue are available for immediate download. Note that some older reports have very large file sizes. If you prefer, you may request a hard copy of those reports from Mark Dunn. |
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| HR-5 | [abstract] | [report] | Elimination of Long Bridges on Streams With Small Drainage Areas, 1961 | |
| HR-12 | [abstract] | [report] | Live Load Distribution in Four Beam I-Beam Bridges, 1956 | |
| HR-24 | [abstract] | [report] | Field Observations on Scour Around Bridge Piers and Abutments, 1956 | |
| HR-25 | [abstract] | [report] | Prestressed Concrete Highway Bridges, 1953 | |
| HR-30 | [abstract] | [report] | Scour in Stream Beds at Highway River Crossings, 1956 | |
| HR-31 | [abstract] | [report] | Structural Behavior of Bridge Abutment Wing Walls, 1959 | |
| HR-36 | [abstract] | [report] | Prestressed Concrete Bridge Beams, 1960 | |
| HR-40 | [abstract] | [report] | Steam Curing of Concrete at Atmospheric Pressure, 1962 | |
| HR-41 | [abstract] | [report] | Determination of New Formula for Bearing Value of Piles, 1962 | |
| HR-42 | [abstract] | [report] | Dynamic Tests of I-Beam Bridges, 1958 | |
| HR-43 | [abstract] | [report] | Fatigue Strength of Rolled Steel Beams With Welded Cover Plates, 1959 | |
| HR-51 | [abstract] | [report] | Use of Aluminum in Highway Bridges, 1958 | |
| HR-61 | [abstract] | [report] | Distribution of Loads in Beam and Slab Bridge Floor, 1959 | |
| HR-62 | [abstract] | [report] | Loss of Prestress in Prestressed Concrete Bridge Beams, 1962 | |
| HR-67 | [abstract] | [report] | Dynamic Loading on Highway Bridges, 1960 | |
| HR-73 | [abstract] | [report] 5 MB | Prestressed Steel Beams, 1962 | |
| HR-74 | [abstract] | [report] 8.6 MB | Use of Prestressed Steel Beams in Highway Bridges, 1963 | |
| HR-94 | [abstract] | [report] | Residual Stresses & Fatigue Behavior of Welded Structural Members, 1967 | |
| HR-95 | [abstract] | [report] | Repair and Protection of Concrete Bridge Superstructures, 1969 | |
| HR-104 | [abstract] | [report] | Camber Measurements on Prestressed Concrete Bridge Beams, 1968 | |
| HR-105 | [abstract] | [report] | Effects of Elastomeric Bearings on Dynamics of Bridges, 1965 | |
| HR-123 | [abstract] | [report] | Effects of Non-Tensioned Steel in Prestressed Concrete Beams, 1967 | |
| HR-136 | [abstract] | [report] 3 MB | Creep & Shrinkage Properties of Lightweight Aggregate Concrete Used in IA, 1970 | |
| HR-137 | [abstract] | [report] 5.9 MB | Time Dependent Camber and Deflection of Non-Composite and Composite Lightweight Pre-Stressed Concrete Beams, 1970 | |
| HR-156 | [abstract] | [report] 696 kB | Detection of Steel Corrosion in Bridge Decks and Reinforced Concrete Pavements, 1977 | |
| HR-160 | [abstract] | [report] 1.8 MB | Feasibility Study on Dynamic and Ultimate Static Load Tests on Highway Bridges, 1973 | |
| HR-169 | [abstract] | [report] 2.3 MB | Ultimate Load Behavior of Full Scale Highway Truss Bridges, 1975 | |
| HR-177 | [abstract] | [report] 484 kB | Concrete Bridge Deck Repairs Using Injected Epoxy Resin, 1979 | |
| HR-179 | [abstract] | [report] 624 kB | Bridge Deck Delamination Study, 1978 | |
| HR-192 | [abstract] | [report] 2 MB | An Evaluation of Dense Bridge Floor Concretes, 1983 | |
| HR-205 | [abstract] | [report] 248 kB | Effects of Special Aggregate on Bridge Deck Overlay Frictional Prop., 1986 | |
| HR-214 | [abstract] | [report] 3.3 MB | Feasibility Study of Strgh Exting Single Span Stl Beam Conc. Deck Br., 1981 | |
| HR-219 | [abstract] | [report] 1.4 MB | Settlement at Culverts, 1984 | |
| HR-220 | [abstract] | [report] 288 kB | Protection of Structural Concrete Substructures, 1992 | |
| HR-227I | [abstract] | [report] 34 MB | Nonlinear Pile Behavior in Integral Abutment Bridges, 1982 | |
| HR-227II | [abstract] | [report] 5.5 MB |
Nonlinear Finite Element Study of Piles in Integral Abutment Bridges, 1982 |
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| HR-238 | [abstract] | [Part
II] 2.8 MB [Part III]1.9 MB |
Strengthening Existing Single Span Steel Beam Concrete Deck
Bridges, 1985
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| HR-239 | [abstract] | [report] 1.2 MB [report] 660 kB [report] 1.7 MB |
Engineering Study to Evaluate Secondary Bridges With Respect to
Current Truck L X W Laws, 1982 Load Ratings for Secondary Bridges, 1991 Load Ratings for Secondary Bridges, Phase III, 1998 |
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| HR-252 | [abstract] | [report] 4.4 MB | Design of Piles for Integral Abutment Bridges, 1984 | |
| HR-263 | [abstract] | [report] | An Engineering Study to Update 24 Ft. Secondary Bridge Standards, 1988 | |
| HR-269 | [abstract] | [report] 2.5 MB | Data Acquisition and Computer Plotting of Delamtect Data, 1985 | |
| HR-273 | [abstract] | [report] 17MB | Piling Stresses in Bridges With Integral Abutments - Phase 3, 1987 | |
| HR-275 | [abstract] | [report] 2.3 MB | Long Term Structural Movement, 1986 | |
| HR-287 | [abstract] | [report] 4.5 MB | Strengthening Existing Continuous Composite Bridges, 1987 | |
| HR-292 | [abstract] | [report] 1.9 MB | Validation of Design Recommendations for Integral Bridge Abutment Piles, 1989 | |
| HR-295 | [abstract] | [report] 3.6 MB | Field Measurement of Bridges for Long Term Structural Movement, 1988 | |
| HR-302 | [abstract] | [report] 5.6 MB | Alternate Method of Bridge Strengthening, 1989 | |
| HR-305 | [abstract] | [report] 1 MB | Development of Expert System for Forecasting Frost on Bridges and Roads in Iowa, 1991 | |
| HR-307 | [abstract] | [report] 2.5 MB | Sediment Control in Bridge Water Ways, 1990 | |
| HR-308 | [abstract] | [report] 3.8 MB | Strengthening of Existing Continuous Span Steel Beam Concrete Deck Bridges by Post-Tensioning, 1990 | |
| HR-310 | [abstract] | [report] 9.9 MB | Precast Prestresssed Concrete Panel Subdecks in Skewed Bridges, 1991 | |
| HR-313 | [abstract] | [report] 866 kB | Air Formed Arch Culvert Construction Washington County, 1994 | |
| HR-314 | [abstract] | [report] 1.3 MB | Air Formed Arch Culvert Construction Crawford County, 1995 | |
| HR-319 | [abstract] | [report] 10 MB | Lateral Road Resistance of Diaphrams in Prestressed Concrete Girder Bridges, 1991 | |
| HR-320 | [abstract] | [report] 3.3 MB | Constructability in the Bridge Design Process, 1991 | |
| HR-323 | [abstract] | [report] 7.2 MB | Development of Evaluation, Rehabilitation, and Strengthening Concepts for Low Volume Bridges, 1993 | |
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| HR-332 | [abstract] | [report] 7.6 MB | Design Methodology for Corrugated Metal Pipe Tiedowns, 1993 | |
| HR-333 | [abstract] | [report] 3.1 MB | Design Methodology for Post-Tension Strengthening of Concrete Span Bridges, 1993 | |
| HR-353 | [abstract] | [vol 1] 5.3 MB | Epoxy-Coated Strands in Composite Precast Prestressed Concrete Panels, 1994 | |
| HR-354 | [abstract] | [report] | An Engineering study to Design Triple Box Culvert Standards, 1995 | |
| HR-355 | [abstract] | [report] | The Role of Magnesium in Concrete Deterioration, 1994 | |
| HR-364 | [abstract] | [report] 3.2 MB | Automated Recording of Bridge Inspection Data in the Pontis Format, 1995 | |
| HR-365 | [abstract] | [report] 2.7 MB | Evaluation of Bridge Replacement Alternatives for County Bridges, 1994 | |
| HR-373 | [abstract] | [report] | Investigation of Plastic Pipe for Highway Applications, Phase I 1996 | |
| HR-373A | [abstract] | [report] | Investigation of Plastic Pipe for Highway Applications, Phase II 1997 | |
| HR-382 | [abstract] | [report 1] 8 MB | Investigation of Two Bridge Alternatives for Low Volume Roads - Vol 1 1997 | |
| [report 2] 8 MB | Investigation of Two Bridge Alternatives for Low Volume Roads - Vol 2, 1997 | |||
| HR-390 | [abstract] | [report] | Testing of Old Reinforced Concrete Bridges, 1997 | |
| HR-393 | [abstract] | [report] 1.4 MB | Preventing Cracking at Diaphragm/Plate Girder Connections in Steel Bridges, 1998 | |
| HR-397 | [abstract] | [report] 3.8 MB | Field/Laboratory Testing of Damaged Prestressed Concrete Girder Bridges 1999 | |
| HR-399 | [abstract] | [report] 6 MB | Field Testing of Integral Abutments | |
| HR-399 | [Spreadsheet] | 300 kB | Field Testing of Integral Abutments - Spreadsheet for Calculations | |
| HR-1085 | [abstract] | [report] 5.9 MB | Construction of Iowa HWY 60 Precast Prestressed Concrete Pavement Bridge Approach Slab Demonstration Project - July 2007 | |
| TR-405 | [abstract] | [report] | Impact of Deck Cracking on Durability, 1998 | |
| TR-407 | [abstract] | [report] | Hydro-surface Preparation & Coating for Painted Structural Steel, 1999 | |
| TR-410
TR-410Vol 1 TR-410Vol 2 |
[report] 4.3 MB |
Investigation of Two Bridge Alternatives for Low Volume Roads - Phase II Volumes 1 and 2, 2000 Note: This report is available in electronic form from the Research office. |
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| TR-421 | [abstract] | [report] 1.6 MB | Use of Railroad Flat Cars for Low Volume Bridges, 1999 | |
| TR-424 | [abstract] | [report] 1.9 MB | Steel Diaphragms in Prestressed Concrete Girder Bridges, 2004 | |
| TR-427 | [abstract] | [report] 0.7 MB | Evaluation of High-Slump Concrete for Bridge Deck Overlays, 2001 | |
| TR-428 | [abstract] | Effective Structural Concrete Repair | ||
| TR-428 Volume 1 | [report] 3.8 MB | Volume 1 - Repair of Impact Damaged Prestressed Concrete Beams with CFRP, 2004 |
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| TR-428 Volume 2 | [report] 2.9 MB | Volume 2 - Use of FRP to Prevent Chloride Penetration in Bridge Columns, 2004 |
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| TR-428 Volume 3 | [report] 1.1 MB | Volume 3 - Evaluation of Repair Materials for Use in Patching Damaged Concrete, 2004 |
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| TR-429 | [abstract] | [report] 3 MB | Evaluation of Appropriate Evaluation, Repair and Rehabilitation Methods for Iowa Bridges, 1999 | |
| TR-436 | [abstract] | [report] 2.5 MB | Retrofit Methods for Distortion Cracking Problems in Plate Girder Bridges | |
| TR-437 | [abstract] | [report] 4.6 MB |
Performance of Strip Seals in Iowa Bridges, Pilot Study |
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| TR-438 | [abstract] | [report] 3.6 MB | Integral Abutment Bridge With Precast Concrete Piles, 2007 | |
| TR-440 | [abstract] | [report] 5.3 MB | Field and Laboratory Evaluation of Precast Concrete Bridges, 2001? | |
| TR-444 | [abstract] | [report] 4.1 MB |
Demonstration Project using Railroad Flatcars for Low-Volume Road Bridges, 2003 |
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| TR-445 | [abstract] | [report] 3.1 MB | Development of Bridge Load Testing Process for Load Evaluation | |
| TR-452 | [abstract] | [report] 1.0 MB | Alternative Solutions to Meet the Service Needs of Low Volume Bridges in Iowa, 2004 | |
| TR-453 | [abstract] | [report] 1.1 MB | Low Water Stream Crossings: Design and Construction Recommendations, 2001 | |
| TR-453M | [abstract] | [report] 450 kB | Low Water Stream Crossings: Design and Construction Recommendations, Selection and Design Guide, 2003 | |
| TR-467 | [abstract] | Investigation of the Modified Beam-in-Slab Bridge System | ||
| TR-467 Volume 1 | [report] 1.8 MB | Technical Report, 2004 | ||
| TR-467 Volume 2 | [report] 1.7 MB | Design Manual, 2004 | ||
| TR-467 Volume 3 | [report] 1.1 MB | Design Guide, 2004 | ||
| TR-476 | [abstract] | [software] | Iowa Bridge Backwater Software - this is a link to the Office of Bridges and Structures that enables you to obtain the latest version. | |
| TR-481 | [abstract] | [report] 11 MB | Identification of the Best Practices for Design, Construction, and Repair of Bridge Approaches, 2005 | |
| TR-486 | [abstract] | Development of Abutment Design Standards for Local Bridge Designs |
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| TR-486 Volume 1 | [report] 1 MB | Development of Design Methodology | ||
| TR-486 Volume 2 | [report] 14 MB | Design Manual | ||
| TR-486 Volume 3 | [report] 1.2 MB | Verification of Design Methodology | ||
| TR-486 Template | [report] 3.8 MB | Spread Sheet Template | ||
| TR-493 | [abstract] | [report Vol I] 4.4 MB [report Vol II] 12.6 MB | Performance Evaluation of Steel Bridges: Phase II December 2007 | |
| TR-496 H24SI |
[abstract] | [standard] 5 MB | Development of Standard Plans for the Design of Single Span Pre-Tensioned, Pre-Stressed Concrete Beam Bridges with Concrete Abutments - H24SI-05 PP, 2005 (available as MicroStation files at http://www.dot.state.ia.us/bridge/countybrgstd.htm) | |
| TR-496 H30SI |
[abstract] | [standard] 5 MB | Development of Standard Plans for the Design of Single Span Pre-Tensioned, Pre-Stressed Concrete Beam Bridges with Concrete Abutments - H30SI-05 PP, 2005 (available as MicroStation files at http://www.dot.state.ia.us/bridge/countybrgstd.htm) | |
| TR-498 | [abstract] |
[Vol 1] 2.6 MB [Vol II] 5.3 MB |
Field Testing of Railroad Flat Car Bridges - September 2007 | |
| TR-499 | [abstract] | [report] 1.7 MB | Effectiveness of Electro-Chemical Chloride Extraction for the Iowa Avenue Pedestrian Bridge, 2005 | |
| TR-504 | [abstract] | [report] 5.4 MB | Extensions to the Iowa Culvert Hydraulics Software – The Design of Energy Dissipators, 2005 (also available at http://www.dot.state.ia.us/bridge/prelprog.htm) | |
| TR-513 | [abstract] | [report] 2.2 MB | Decision Support Model for Assessing Archaeological Survey Needs for Bridge Replacement Projects in Iowa | |
| TR-515 | [abstract] | [report] 15 MB | An Illustrated Guide For Monitoring and Protecting Bridge Waterways Against Scour, 2006 | |
| TR-521 | [abstract] | [report] 35 MB | Field Investigation of Hydraulic Structures Facilitating Fish abundance & Passage Through Bridges in Western Iowa Streams | |
| TR-522 | [abstract] |
[report
V1] 5MB [report V2]13MB |
Investigation of Steel Stringer Bridges - Phase II: Substructures and Superstructures, Oct 2007 | |
| TR-542 | [abstract] | [Standard] | Development of Continuous Concrete Bridge Standards, also available at: http://www.dot.state.ia.us/bridge/countybrgstd.htm | |
| TR-552 | [abstract] | [report] 2 MB | Timber Preservation Treatments for Highway Applications, 2008 | |
| TR-559 | [abstract] | [report] 7.8 MB | Improved Method for Determining Wind Loads on Highway Sign and Traffic-Signal Structure, 2008 | |
| HR-501 | [abstract] | [report] 804 kB | Bridge Deck Overlay, 1990 | |
| HR-502 | [abstract] | [report] 355 kB | Two Layer Bridge Deck, 1990 | |
| HR-503 | [abstract] | [report] | Bridge Deck Membranes (Scott Co., Linn Co.), 1987 | |
| HR-504 | [abstract] | [report] 1.1 MB | Galvanized Bridge Deck Reinforcing, 1992 | |
| HR-505 | [abstract] | [report] | Bridge Deck Joint Seals (IA-80-04) (Black Hawk Co.), 1990 | |
| HR-505 | [abstract] | [report] | Bridge Deck Joint Seals (IA-80-03) (Woodbury Co.), 1990 | |
| HR-505 | [abstract] | [report] | Bridge Deck Joint Seals (IA-82-01) (Wapello Co.), 1990 | |
| HR-553 | [abstract] | [report] | Cathodic Protection for a Continuous Box Girder Bridge Deck, 1993 | |
| HR-1007 | [abstract] | [report] | Redesigned Bridge Approach Sections, 1979 | |
| HR-1016 | [abstract] | [report] | Cost of Corrosion of Highway Structural Steel, 1979? | |
| HR-1036 | [abstract] | [report] 507 kB | Bridge Deck Repair and Maintenance (Demo 51), 1989 | |
| HR-1044 | [abstract] | [report] | Cathodic Protection for Reinforced Concrete Bridge Decks (Demo 34), 1986 | |
| HR-1072 | [abstract] | [report] | Electrochemical Chloride Extraction of Bridge Pier Caps DTFH71-97-TE044-IA-49, 2002? | |
| HR-2107 | [abstract] | [report]1 MB |
High Performance Concrete Bridge Deck Overlays for County Bridges, October 2007 |
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| MLR-7201 | [abstract] | [report] 268 kB | A Study of the Reliability of the ASTM C-666 Freeze-Thaw Test, 1972 | |
| MLR-7401 | [abstract] | [report] 1.9 MB | Bridge Deck Waterproofing Membrane Study, 1974 | |
| MLR-7501 | [abstract] | [report] 4.3 MB | An Evaluation of Concrete Bridge Deck Resurfacing in Iowa, 1974 | |
| MLR-7901 | [abstract] | [report] 6 MB | A Further Evaluation of Concrete Bridge Deck Surfacing in Iowa, 1979 | |
| MLR-8402 | [abstract] | [report] 1.1 MB | An Evaluation of Fly Ash in Bridge Deck Concrete, 1985 | |
| MLR-8817 | [abstract] | [report] 103 kB | Evaluation of Fiber Mesh Synthetic Fibers in PCC Bridge Barrier Rail, 1988 | |
| MLR-8901 | [abstract] | [report] 1.3 MB | Low Permeability Concrete for Bridge Deck Overlay, 1993 | |
| MLR-9103 | [abstract] | [report] 177 kB | Effects of Heat Straightening Structural Steel, 1992 | |
| MLR-9202 | [abstract] | [report] | Strand Testing Burlington Bridge, 1992? | |
| MLR-9706 | [abstract] | [report] | New Method for Breaking High Strength Prestress Cable, 1997 |
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Last modified: March 2006