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Environmental Projects

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.



HR-22	[abstract]	[report]	Fertilizer Response on Highway Cuts and Fills, 1957
HR-47	[abstract]	[report]	Roadside Seeding With Hydraulic Seeders, 1957?
HR-64	[abstract]	[report]	Prevention of Erosion on Highway Backslopes, 1959 (partial report)
HR-108	[abstract]	[report]	Development of Seeding for Highway Medians, 1966
HR-133	[abstract]	[report]	Studies of Herbaceous Plant Species on Highway Rights-of-Way, 1973
HR-145	[abstract]	[report]	Salvaging and Re-Use of Plant Materials, 1973
HR-149	[abstract]	[report]	Prelim. Archaeological Investigation Along Proposed Hwy ROW, 1973
HR-154	[abstract]	[report] 924 kB	Investigation of Highway Lighting, 1976
HR-155	[abstract]	[report] 1.3 MB	Soil Erosion Control for Secondary Roads, 1973
HR-159	[abstract]	[report] 2.2 MB	A Study of Roadside Vegetation Control, 1975
HR-186	[abstract]	[report] 4 MG	Evaluation of Productivity Resulting From Removal of Soil for Hwy Construction, 1981
HR-198	[abstract]	[report]	Preliminary Archaeological Investigation Along Proposed Highway ROW, 1979
HR-207	[abstract]	[report] 2.2 MB	Feasibility of Wind Powered Aeration of Rest Area Lagoons, 1979
HR-210	[abstract]	[report]	Effect of Wildlife Hwy Warning Reflectors on Deer-Vehicle Accidents, 1984
HR-251	[abstract]	[report] 1.2 MB	Roadway Lighting on Secondary Roads in Iowa, 1984
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-357	[abstract]	[report] 857 kB	An Expert System for Forecasting Fog on US Highway 30 in Cedar Rapids, 1997?
TR-460	[abstract]	[report] 1.0 MB	Living Snow Fences, November 2006
TR-462	[abstract]	[report] 13 MB	Tree and Brush Control for County Road Right-of-Way, 2002
TR-464	[abstract]	[report] 3.4 MB	Erosion Control for Highway Application, Phase I: Review and Synthesis of Literature, 2002
TR-471	[abstract]	[report] 974 kB	Evaluation of Deicing Materials and Corrosion Reducing Treatments for Deicing Salts, June 2007
TR-485	[abstract]	[report] ------	TR-485, Erosion Control for Highway Applications - Phase II: Development and Implementation of a Web Based Expert System for Erosion and Sediment Control Measures. This is a website only, it is available at http://dhn.iihr.uiowa.edu/runoff/
TR-499	[abstract]	[report] 1.7 MB	Effectiveness of Electro-Chemical Chloride Extraction for the Iowa Avenue Pedestrian Bridge, 2005
TR-500	[abstract]	[report] 216 kB	Evaluation of the Iowa Department of Transportation's Compensatory Wetland Mitigation Program, 2004
TR-506	[abstract]	[report] 1.3 MB	Determination and Evaluation of Alternative Methods for Managing and Controlling Highway-Related Dust, Phase II – Demonstration Project, 2005
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
TR-526	[abstract]	[report]1.5 MB	Feasibility of Cooperative Development of Wetland Mitigation Projects
TR-534	[abstract]	[report] 1.9 MB	Design Procedures and Field Monitoring of Submerged Barbs for Streambank protection - September 2007
TR-535	[abstract]	[report] 1.1 MB	Applications for Reuse of Lime Sludge from Water Softening (This report supersedes TR-459)
TR-540	[abstract]	[report] 2.7 MB	Developing Guidance for Use of Lighting in Rural and Urban Roadways in Iowa, February 2008
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-506	[abstract]	[report] 2.4 MB	Recycled Portland Cement Concrete Pavement in Iowa (NEEP 22), 1984
HR-514	[abstract]	[report]	Low Flush Water Closets & Aeration Systems in Cedar &Scott Co. Rest Areas, 1979?
HR-517	[abstract]	[report]	Noise Insulation Efforts of the Iowa DOT, 1982?
HR-540	[abstract]	[report]	Absorptive Noise Barriers (Demo 3610), 1987
HR-1001	[abstract]	[report]	Archaeological Salvage Operations, 1971
HR-1002	[abstract]	[report]	Leaded Versus Unleaded Gasoline, 1972
HR-1003	[abstract]	[report]	Intersection Lighting and Accidents, 1974?
HR-1003A	[abstract]	[report] 1.2 MB	1003A Effects of Reduced Intersection Lighting on Nighttime Accident Frequency, 1977
HR-1018	[abstract]	[report] 1.3 MB	ACC Pavement Recycling, Cass & Montgomery Co.'s DOT-FH-15-336, Demo 39, 1986
HR-1037	[abstract]	[report] 1 MB	Runoff Monitoring (Demo 56), 1985
MLR-7704	[abstract]	[report] 1 MB	IA DOT's Experience With Recycling PCC Pavement & ACC Pavement, 1977
MLR-8708	[abstract]	[report] 452 kB	Evaluation of Polyphosphate Corrosion Inhibitor, 1988 Deicing Salt Corrosion With and Without Inhibitors, 1987
MLR-9604	[abstract]	[report] 151 kB	Laboratory Study of the Leachate From Crushed Portland Cement Concrete Base Material, 1998

	[abstract]	[report] 800 kB	Impacts of Compost Blankets on Erosion Control, Revegetation, and Water Quality at Highway Construction Sites in Iowa, 2003