1. ESTIMATION OF RELATIONSHIPS BETWEEN 85TH PERCENTILE SPEEDS, SPEED DEVIATIONS, ROADWAY AND ROADSIDE GEOMETRY AND TRAFFIC CONTROL IN FREEWAY WORK ZONES Open Access Author: Porter, Richard Jon Title: ESTIMATION OF RELATIONSHIPS BETWEEN 85TH PERCENTILE SPEEDS, SPEED DEVIATIONS, ROADWAY AND ROADSIDE GEOMETRY AND TRAFFIC CONTROL IN FREEWAY WORK ZONES Graduate Program: Civil Engineering Keywords: work zonespeedspeed deviationapplied econometricssimultaneous equation modelsgeometric design File: Download Porter_Richard_Jon_PhD_Thesis_Final_Version.pdf Committee Members: "John M Mason, Jr", Committee Chair/Co-ChairEric Todd Donnell, Committee MemberKevin M Mahoney, Committee MemberMartin T Pietrucha, Committee MemberLing Rothrock, Committee MemberVenkataraman Shankar, Committee Member