HCM 2010 Roundabout

7: SR 48 & Oakwood

01/11/2023
Intersection
Intersection Delay, s/veh 13.4
Intersection LOS B
Approach EB WB SE
Entry Lanes 2 1 2
Conflicting Circle Lanes 2 2 2
Adj Approach Flow, veh/h 368 1246 155
Demand Flow Rate, veh/h 386 1271 161
Vehicles Circulating, veh/h 161 0 951
Vehicles Exiting, veh/h 951 547 0
Follow-Up Headway, s 3.186 3.186 3.186
Ped Vol Crossing Leg, #/h 20 0 0
Ped Cap Adj 0.980 1.000 1.000
Approach Delay, s/veh 5.8 16.3 8.4
Approach LOS A C A
Lane Left Right Left Bypass Left Right
Designated Moves LT TR T R L LTR
Assumed Moves LT TR T R L LTR
RT Channelized Free
Lane Util 0.469 0.531 1.000 0.528 0.472
Critical Headway, s 4.293 4.113 4.113 4.293 4.113
Entry Flow, veh/h 181 205 951 320 85 76
Cap Entry Lane, veh/h 1001 1010 1130 1938 554 581
Entry HV Adj Factor 0.955 0.950 0.980 0.980 0.966 0.959
Flow Entry, veh/h 173 195 932 314 82 73
Cap Entry, veh/h 937 940 1108 1900 535 557
V/C Ratio 0.184 0.207 0.842 0.165 0.154 0.131
Control Delay, s/veh 5.6 5.9 21.8 0.0 8.7 8.1
LOS A A C A A A
95th %tile Queue, veh 1 1 11 1 1 0