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Projects Relating to Drainage

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-2 [abstract] [report] Flood Frequency and Flood Magnitude Analysis, 1953
HR-3 [abstract] [report] Determination of Flood Discharge Characteristics of Small Drainage Areas, 1966
HR-16 [abstract] [report] Sediment Transportations in Conduits, 1956
HR-23 [abstract] [report] Hydraulic Design of Highway Culverts, 1958
HR-24 [abstract] [report] Field Observations on Scour Around Bridge Piers and Abutments, 1956
HR-29 [abstract] [report] Compilation of Drainage Areas, 1974
HR-30 [abstract] [report] Scour in Stream Beds at Highway River Crossings, 1956
HR-39 [abstract] [report] Analysis of Ralston Creek Runoff Records, 1960
HR-49 [abstract] [report] Stream Profiles for Given Frequency of Flows, 1970
HR-71 [abstract] [report] Backwater at Primary Road Bridges, 1963
HR-89 [abstract] [report] Stream Stabilization Structures, 1963
HR-119 [abstract] [report] 952 kB Scale Effects in Hydraulic Model Tests of Rock Protected Structures, 1969
HR-126 [abstract] [report] 2 MB A Mechanistic Explanation of Physical Properties of Undisturbed Loess, 1968
HR-140 [abstract] [report] Collection & Analysis of Stream Flow Data, 2002?
HR-164 [abstract] [report] 5 MB A Computerized Method for the Hydraulic Design of Culverts, 1974
HR-208 [abstract] [report] 3.4 MB

[report] 2 MB

Alternative Method of Stabilizing the Degrading Stream Channels in Western IA, Phase I-1980

Phase II-III, 1985

HR-218 [abstract] [report] 942 kB Liability & Traffic Control Considerations for Low Water Stream Crossings, 1981
HR-236 [abstract] [report] 1.2 MB Pottowattamie County Evaluation of Control Structures. for Stabilizing Degrading Stream Channel, 1987
HR-237 [abstract] [report] Shelby County Evaluation of Control Structures for Stabilizing Degrading Stream Channel, 1992?
HR-247 [abstract] [report]   3 MB Design Manual for Low Water Stream Crossings, 1984
HR-255 [abstract] [report] 3.2 MB Submerged Vanes for Flow Control & Bank Protection in Streams, 1984
HR-268 [abstract] [report] 1.3 MB Evaluation of Magnitude and Frequency of Floods in Iowa, 1987
HR-274 [abstract] [report] 1.9 MB Construction and Evaluation of Submerged Vanes for Stream Control, 1988
HR-285 [abstract] [report] 2.3 MB Automatic Tracer-Dilution Method Used For Stage-Discharge Ratings And Streamflow Hydrographs On Small Iowa Streams, 1990
HR-307 [abstract] [report] 2.5 MB Sediment Control in Bridge Water Ways, 1990
HR-317 [abstract] [report] 4.5 MB Video Evaluation of Edge Drains, 1991
HR-322 [abstract] [report] 6.8 MB Estimating Design-Flood Discharges for Streams in Iowa Using Drainage-Basin Channel Geometry Characteristics, 1993
HR-344 [abstract] [report] 2.8 MB Potential Scour Assessments and Estimates of Maximum Scour at Selected Bridges in Iowa, 1995
HR-349 [abstract] [report] 428 kB Recycled Paper Erosion Control Mat, 1994
HR-350 [abstract] [report] 2.6 MB Flood-Plain and Channel Aggradation at Selected Bridge Sites in the Iowa and Skunk River Basins, Iowa, 1996
HR-352 [abstract] [report] 7 MB Stream Stabilization in western Iowa, 1994
HR-362 [abstract] [report] 2.7 MB Design Methodology for Corrugated Metal Pipe Tiedowns, 1995
HR-370 [abstract] [report] 16 MB Pipe Rehabilitation With Polyethylene Pipe Liners, 1995
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-383 [abstract] [report]  2.5 MB Survey of Users of the USGS Stream-Gaging Network in Iowa, 1996
HR-385 [abstract] [report] 600 kB

[Design Manual]

Stream Stabilization in Western Iowa: Structure Evaluation1998

Streambed Degradation and Streambank Widening in Western Iowa 1998

HR-395 [abstract] [report] Statistical Summaries of  Selected Iowa, 1998
HR-398 [abstract] [report] 1 MB

Hydraulics of Iowa DOT Slope-Tapered Pipe Culverts

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-497 [abstract] [report] 1.7 MB Development of the Iowa Drainage Law Manual
      [manual] 3 MB Iowa Drainage Law Manual
  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/polframe.html)
  TR-508 [abstract] [report]5.07 MB Design Guide and Construction Specifications for National Pollutant Discharge Elimination System (NPDES) Runoff Control
  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
MLR-8509 [abstract] [report] 236 kB Length Change of PC Concrete Due to Moisture Content, 1987
MLR-8510 [abstract] [report] 3.7 MB Underseal Evaluation Project - I-80 Poweshiek County, 1985
MLR-8816 [abstract] [report] 972 kB The Effects of Crushed Particles in Asphalt Mixtures, 1990
MLR-8901 [abstract] [report] 1.3 MB Low Permeability Concrete for Bridge Deck Overlay, 1993
  MLR-9004 [abstract] [report] 2 MB Permeability of Granular Subbase Materials Interim Report, 1991
  MLR-9604 [abstract] [report] 151 kB Laboratory Study of the Leachate From Crushed Portland Cement Concrete Base Material, 1998
HR-509 [abstract] [report] 908 kB Evaluation of Edge Drain Project - Poweshiek Co. - I-80, 1981
HR-543 [abstract] [report] Geocomposite Edge Drains, 1988?
HR-551 [abstract] [report] 348 kB Evaluation of Brisco Scour Monitors, 1993
HR-1037 [abstract] [report] 1 MB Runoff Monitoring (Demo 56), 1985
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