Orange County NC Website
Browse       Search
Material from October 18,2023 Agenda Packet 128 <br /> Appendix D2: Coastal Major Thoroughfares Inputs - 45 MPH <br /> MINIMUM STANDARD MAXIMUM <br /> 1 Lane Per Direction <br /> Urban Suburban Rural Urban Suburban Rural Urban Suburbanj Rural <br /> Arterial Type* PASII PASII PAHSI PASII PASII PAHSI PASII PASII PAHSI <br /> LOS D D D D D D D D D <br /> Street Class II II I II II I II II I <br /> PHF 0.92 0.9 0.88 0.92 0.9 0.88 0.92 0.9 0.88 <br /> Driver Pop Factor 1 1 1 1 1 1 1 1 1 <br /> K Factor 13 13 14 12 12 13 11 11 12 <br /> D Factor 60 60 60 60 60 60 60 60 60 <br /> Arrival Type 3 3 3 3 3 3 3 3 3 <br /> Left Turn % 5 5 5 5 5 5 5 5 5 <br /> Cycle Length 150 150 200 150 150 200 150 150 200 <br /> g/C Ratio 0.55 0.55 0.6 0.55 0.55 0.6 0.55 0.55 0.6 <br /> FFS 45 45 45 45 45 45 45 45 45 <br /> Total Segment Length 2 2 3 2 2 3 2 2 3 <br /> Signals Per Mile 3 2 1 3 2 1 3 2 1 <br /> Maximum AADT 12200 12700 13600 13200 13800 14600 14500 15000 15900 <br /> MINIMUM STANDARD MAXIMUM <br /> 1 Lane Per Direction WCLTL <br /> Urban Suburban Rural Urban Suburban Rural Urban Suburbanj Rural <br /> Arterial Type* PASII PASII PAHSI PASII PASII PAHSI PASII PASII PAHSI <br /> LOS D D D D D D D D D <br /> Street Class II II I II II I II II I <br /> PHF 0.92 0.9 0.88 0.92 0.9 0.88 0.92 0.9 0.88 <br /> Driver Pop Factor 1 1 1 1 1 1 1 1 1 <br /> K Factor 13 13 14 12 12 13 11 11 12 <br /> D Factor 60 60 60 60 60 60 60 60 60 <br /> Arrival Type 4 4 4 4 4 4 4 4 4 <br /> Left Turn % 10 10 10 10 10 10 10 10 10 <br /> Cycle Length 150 150 200 150 150 200 150 150 200 <br /> g/C Ratio 0.55 0.55 0.6 0.55 0.55 0.6 0.55 0.55 0.6 <br /> FFS 45 45 45 45 45 45 45 45 45 <br /> Total Segment Length 2 2 3 2 2 3 2 2 3 <br /> Signals Per Mile 3 2 1 3 2 1 3 2 1 <br /> Maximum AADT 13300 13800 14900 14500 14900 16000 15800 16300 17300 <br /> * PAHSI = Principal Arterial - High Speed (1) <br /> * PASII = Principal Arterial - Suburban (11) <br /> NOTE: Inputs assume 12-foot lanes. To adjust lane-width downward, subtract 3.33% per foot of pavement <br /> and round to the nearest hundred <br /> D-6 Updated 10/14/2011 <br />