Archived Research Reports 1979

An evaluation of Permissive Left-Turn Phasing KYP75-70 Report No. 519

Corrective Measures for Unstable Bridge-Approach Embankment KYP-72-38 Report No. 531

Cost-Effectiveness of Lane and Shoulder Widening of Rural, Two-Lane Roads in Kentucky KYP-72-40 Report No. 524

Cracking in Concrete Pavement Report No. 529

Delineation of Stop-Sign Approaches KYP-73-48 Report No. 527

Development of Warrants for Left-Turn Lanes KYP-75-70 Report No. 526

Evaluation of Triaxial Testing Equipment and Methodologies of Three Agencies KYP-72-38 Report No. 533

Fatigue Damage of Flexible Pavements Under Heavy Loads Report No. 518

Interstate Safety Improvement Program Report No. 517

Kentucky Culvert System An Engineering Review of Policies and Practices Related to Procurement of Culvert and Sewer Pipe

Problem Identification for Highway Safety Plan Report No. 521

Raised Pavement Markers at High-Hazard Locations Report No. 522

Road Rater and Benkelman Beam Pavement Deflections KYHPR-70-49 Report No. 523

Seasonal Variations in the Skid Resistance of Pavements in Kentucky Report No. 532

Statewide Survey of Skid Resistances of Pavements KYP-74-60 Report No. 528

The Effectiveness of Regulatory School Flashers in Reducing Vehicle Speeds Report No. 520

Truck Design and Usage and Highway Pavement Performance Report No. 530

Use of Economic Analyses and Dynamic Programming in the Selection of Projects for Resurfacing Report No. 516