Items where Year is 1981

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Number of items: 19.

Departmental Report

(1981) Use of Longitudinal Subdrains in the 3R Program, HR-509, 1981. Transportation, Department of

(1981) 1981 train operating speeds : [Iowa],1981. Transportation, Department of

(1981) Final Report for Research Project HR-181, Macadam Base Shoulders, September 1981. Transportation, Department of

(1981) Construction and Maintenance Practices to Minimize the Potential Liability of Counties for Roads in Rural Subdivisions, HR-221, 1981. Transportation, Department of

(1981) Fly Ash Concrete Compressive Strength and Freeze-Thaw Durability, MLR-81-06, 1981. Transportation, Department of

(1981) An Optimum Allocation Approach to Closing or Relocating Highway Maintenance Garages in Iowa, 1981. Transportation, Department of

(1981) Liability and Traffic Control Considerations for Low Water Stream Crossings, HR-218, 1981. Transportation, Department of

(1981) Report on Fly Ash Variability, MLR-81-2, 1981. Transportation, Department of

(1981) Reducing the Adverse Effects of Transverse Cracking, Construction Report, HR-217, 1981. Transportation, Department of

(1981) Asphalt Emulsion Bound Macadam in Dubuque County, Iowa, HR-216, 1981. Transportation, Department of

(1981) Use of Longitudinal Subdrains in the 3R Program, Progress Report 2, 1981. Transportation, Department of

(1981) Bouguer gravity anomaly map of Iowa,1981. Natural Resources, Department of

(1981) Evaluation of Changes in Productivity Resulting from Removal of Soil for Highway Construction, HR-186, 1981. Transportation, Department of

(1981) Executive Order Number Forty One, July 1981. Governor's Office

(1981) Executive Order Number Forty, December 1981. Governor's Office

(1981) Hometown architecture : changes in Central Iowa towns and farms,1981. Cultural Affairs, Department of

(1981) Iowa Civil Rights Commission Annual Report, 1981. Civil Rights Commission

(1981) State of Iowa Transportation Map, 1981. Transportation, Department of

(1981) Three faces of Midwestern isolationism,1981. University of Iowa

This list was generated on Mon Sep 15 23:04:53 2014 CDT.