Supporting Documentation · May 28, 2026
Traffic Impact Study 07 21 2025 submission
b1a9a72df7c7de2c8b92b634347f763b42defbf6280a560147a1346b88638e58Indexed text
1956 24-04212 Existing-PM 10: Prospect Avenue (CR 577) & Rooney Circle/Driveway Lane Group EBL EBT EBR WBL WBT WBR NBL NBT NBR SBL SBT SBR Lane Configurations Traffic Volume (vph) 212 0 248 3 6 6 197 402 11 3 432 244 Future Volume (vph) 212 0 248 3 6 6 197 402 11 3 432 244 Ideal Flow (vphpl) 2100 2100 2100 2100 2100 2100 2100 2100 2100 2100 2100 2100 Lane Width (ft) 12 12 12 10 10 10 10 10 10 13 11 12 Grade (%) 2% -2% -3% 3% Storage Length (ft) 0 0 0 0 100 0 0 0 Storage Lanes 1 0 0 0 1 0 0 1 Taper Length (ft) 25 25 75 25 Lane Util. Factor 1.00 1.00 1.00 1.00 1.00 1.00 1.00 0.95 0.95 0.95 0.95 1.00 Ped Bike Factor 0.91 1.00 0.99 1.00 1.00 0.96 Frt 0.850 0.946 0.996 0.850 Flt Protected 0.950 0.990 0.950 Satd. Flow (prot) 1955 1606 0 0 1854 0 1890 3726 0 0 3762 1758 Flt Permitted 0.950 0.990 0.444 0.953 Satd. Flow (perm) 1955 1606 0 0 1851 0 876 3726 0 0 3585 1694 Right Turn on Red Yes No Yes No Satd. Flow (RTOR) 696 4 Link Speed (mph)
s No Yes No Satd. Flow (RTOR) 696 4 Link Speed (mph) 25 25 40 40 Link Distance (ft) 277 225 325 94 Travel Time (s) 7.6 6.1 5.5 1.6 Confl. Peds. (#/hr) 3 3 9 2 2 9 Peak Hour Factor 0.95 0.95 0.95 0.95 0.95 0.95 0.95 0.95 0.95 0.95 0.95 0.95 Heavy Vehicles (%) 1% 0% 0% 0% 0% 0% 0% 1% 0% 0% 1% 0% Shared Lane Traffic (%) Lane Group Flow (vph) 223 261 0 0 15 0 207 435 0 0 458 257 Turn Type Prot NA Perm NA pm+pt NA Perm NA pm+ov Protected Phases 4 10 5 2 6 4 Permitted Phases 10 2 6 6 Detector Phase 4 10 10 5 2 6 6 6 Switch Phase Minimum Initial (s) 5.0 5.0 5.0 5.0 9.0 9.0 9.0 5.0 Minimum Split (s) 10.0 10.0 10.0 8.0 15.0 15.0 15.0 10.0 Total Split (s) 29.0 12.0 12.0 13.0 49.0 36.0 36.0 29.0 Total Split (%) 32.2% 13.3% 13.3% 14.4% 54.4% 40.0% 40.0% 32.2% Maximum Green (s) 24.0 7.0 7.0 10.0 43.0 30.0 30.0 24.0 Yellow Time (s) 3.0 3.0 3.0 3.0 4.0 4.0 4.0 3.0 All-Red Time (s) 2.0 2.0 2.0 0.0
(s) 3.0 3.0 3.0 3.0 4.0 4.0 4.0 3.0 All-Red Time (s) 2.0 2.0 2.0 0.0 2.0 2.0 2.0 2.0 Lost Time Adjust (s) 0.0 0.0 0.0 0.0 0.0 0.0 Total Lost Time (s) 5.0 5.0 3.0 6.0 6.0 5.0 Lead/Lag Lead Lag Lag Lead-Lag Optimize? Yes Yes Yes Vehicle Extension (s) 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 Recall Mode None None None None Max Max Max None Walk Time (s) 7.0 9.0 9.0 9.0 7.0 Flash Don't Walk (s) 17.0 15.0 15.0 15.0 17.0 Pedestrian Calls (#/hr) 9 3 0 0 9 Act Effct Green (s) 13.1 0.0 5.6 46.8 43.8 33.3 47.4 Actuated g/C Ratio 0.19 0.00 0.08 0.67 0.63 0.48 0.68 DJR Synchro 12 Report 07/08/2025 Lanes, Volumes, Timings
1956 24-04212 Existing-PM 10: Prospect Avenue (CR 577) & Rooney Circle/Driveway Lane Group EBL EBT EBR WBL WBT WBR NBL NBT NBR SBL SBT SBR v/c Ratio 0.61 0.38 0.10 0.30 0.19 0.27 0.22 Control Delay (s/veh) 33.7 1.5 35.4 7.5 7.4 13.9 4.1 Queue Delay 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Total Delay (s/veh) 33.7 1.5 35.4 7.5 7.4 13.9 4.1 LOS C A D A A B A Approach Delay (s/veh) 16.4 35.4 7.4 10.3 Approach LOS B D A B Queue Length 50th (ft) 84 0 6 23 30 52 19 Queue Length 95th (ft) 171 0 28 102 103 145 81 Internal Link Dist (ft) 197 145 245 14 Turn Bay Length (ft) 100 Base Capacity (vph) 683 696 188 734 2335 1709 1161 Starvation Cap Reductn 0 0 0 0 0 0 0 Spillback Cap Reductn 0 0 0 0 0 0 0 Storage Cap Reductn 0 0 0 0 0 0 0 Reduced v/c Ratio 0.33 0.38 0.08 0.28 0.19 0.27 0.22 Intersection Summary Area Type:
0 0 Reduced v/c Ratio 0.33 0.38 0.08 0.28 0.19 0.27 0.22 Intersection Summary Area Type: Other Cycle Length: 90 Actuated Cycle Length: 69.9 Natural Cycle: 45 Control Type: Semi Act-Uncoord Maximum v/c Ratio: 0.61 Intersection Signal Delay (s/veh): 11.1 Intersection LOS: B Intersection Capacity Utilization 70.6% ICU Level of Service C Analysis Period (min) 15 Splits and Phases: 10: Prospect Avenue (CR 577) & Rooney Circle/Driveway DJR Synchro 12 Report 07/08/2025 Lanes, Volumes, Timings
1956 24-04212 Existing-SAT 10: Prospect Avenue (CR 577) & Rooney Circle/Driveway Lane Group EBL EBT EBR WBL WBT WBR NBL NBT NBR SBL SBT SBR Lane Configurations Traffic Volume (vph) 186 0 190 1 3 4 193 281 11 3 323 193 Future Volume (vph) 186 0 190 1 3 4 193 281 11 3 323 193 Ideal Flow (vphpl) 2100 2100 2100 2100 2100 2100 2100 2100 2100 2100 2100 2100 Lane Width (ft) 12 12 12 10 10 10 10 10 10 13 11 12 Grade (%) 2% -2% -3% 3% Storage Length (ft) 0 0 0 0 100 0 0 0 Storage Lanes 1 0 0 0 1 0 0 1 Taper Length (ft) 25 25 75 25 Lane Util. Factor 1.00 1.00 1.00 1.00 1.00 1.00 1.00 0.95 0.95 0.95 0.95 1.00 Ped Bike Factor 0.91 1.00 0.99 0.97 Frt 0.850 0.932 0.994 0.850 Flt Protected 0.950 0.994 0.950 Satd. Flow (prot) 1955 1590 0 0 1834 0 1890 3721 0 0 3762 1758 Flt Permitted 0.950 0.994 0.498 0.953 Satd. Flow (perm) 1955 1590 0 0 1832 0 984 3721 0 0 3585 1704 Right Turn on Red Yes No Yes No Satd. Flow (RTOR) 784 6 Link Speed (mph)
s No Yes No Satd. Flow (RTOR) 784 6 Link Speed (mph) 25 25 40 40 Link Distance (ft) 277 225 325 94 Travel Time (s) 7.6 6.1 5.5 1.6 Confl. Peds. (#/hr) 3 3 6 6 Peak Hour Factor 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 Heavy Vehicles (%) 1% 0% 1% 0% 0% 0% 0% 1% 0% 0% 1% 0% Shared Lane Traffic (%) Lane Group Flow (vph) 198 202 0 0 8 0 205 311 0 0 347 205 Turn Type Prot NA Perm NA pm+pt NA Perm NA pm+ov Protected Phases 4 10 5 2 6 4 Permitted Phases 10 2 6 6 Detector Phase 4 10 10 5 2 6 6 6 Switch Phase Minimum Initial (s) 5.0 5.0 5.0 5.0 9.0 9.0 9.0 5.0 Minimum Split (s) 10.0 10.0 10.0 8.0 15.0 15.0 15.0 10.0 Total Split (s) 29.0 12.0 12.0 19.0 49.0 30.0 30.0 29.0 Total Split (%) 32.2% 13.3% 13.3% 21.1% 54.4% 33.3% 33.3% 32.2% Maximum Green (s) 24.0 7.0 7.0 16.0 43.0 24.0 24.0 24.0 Yellow Time (s) 3.0 3.0 3.0 3.0 4.0 4.0 4.0 3.0 All-Red Time (s) 2.0 2.0 2.0 0.0
(s) 3.0 3.0 3.0 3.0 4.0 4.0 4.0 3.0 All-Red Time (s) 2.0 2.0 2.0 0.0 2.0 2.0 2.0 2.0 Lost Time Adjust (s) 0.0 0.0 0.0 0.0 0.0 0.0 Total Lost Time (s) 5.0 5.0 3.0 6.0 6.0 5.0 Lead/Lag Lead Lag Lag Lead-Lag Optimize? Yes Yes Yes Vehicle Extension (s) 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 Recall Mode None None None None Max Max Max None Walk Time (s) 7.0 9.0 9.0 9.0 7.0 Flash Don't Walk (s) 17.0 15.0 15.0 15.0 17.0 Pedestrian Calls (#/hr) 6 3 0 0 6 Act Effct Green (s) 12.4 0.0 5.4 46.9 43.8 33.0 46.4 Actuated g/C Ratio 0.18 0.00 0.08 0.68 0.63 0.48 0.67 DJR Synchro 12 Report 07/08/2025 Lanes, Volumes, Timings
1956 24-04212 Existing-SAT 10: Prospect Avenue (CR 577) & Rooney Circle/Driveway Lane Group EBL EBT EBR WBL WBT WBR NBL NBT NBR SBL SBT SBR v/c Ratio 0.57 0.26 0.06 0.27 0.13 0.20 0.18 Control Delay (s/veh) 32.5 0.8 34.9 7.0 6.9 13.8 4.2 Queue Delay 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Total Delay (s/veh) 32.5 0.8 34.9 7.0 6.9 13.8 4.2 LOS C A C A A B A Approach Delay (s/veh) 16.5 34.9 6.9 10.3 Approach LOS B C A B Queue Length 50th (ft) 73 0 3 21 19 36 14 Queue Length 95th (ft) 152 0 19 100 73 116 72 Internal Link Dist (ft) 197 145 245 14 Turn Bay Length (ft) 100 Base Capacity (vph) 691 784 189 880 2360 1710 1152 Starvation Cap Reductn 0 0 0 0 0 0 0 Spillback Cap Reductn 0 0 0 0 0 0 0 Storage Cap Reductn 0 0 0 0 0 0 0 Reduced v/c Ratio 0.29 0.26 0.04 0.23 0.13 0.20 0.18 Intersection Summary Area Type:
0 0 Reduced v/c Ratio 0.29 0.26 0.04 0.23 0.13 0.20 0.18 Intersection Summary Area Type: Other Cycle Length: 90 Actuated Cycle Length: 69.1 Natural Cycle: 45 Control Type: Semi Act-Uncoord Maximum v/c Ratio: 0.57 Intersection Signal Delay (s/veh): 10.9 Intersection LOS: B Intersection Capacity Utilization 59.0% ICU Level of Service B Analysis Period (min) 15 Splits and Phases: 10: Prospect Avenue (CR 577) & Rooney Circle/Driveway DJR Synchro 12 Report 07/08/2025 Lanes, Volumes, Timings
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- Sep 29, 2026
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