Santee City Council
September 24, 2025

NEAR-TERM PLUS PROJECT WITH IMPROVEMENTS TRAFFIC CONDITIONS Generated with Cottonwood and Park
Version 2025 (SP 0-5) TJW Engineering, Inc. Scenario 10: 10 Opening + Project AM improvements Intersection Level Of Service Report
Intersection 5: Magnolia Ave/Park Center Dr
Control Type: Signalized Delay (sec / veh): 15.4
Analysis Method: HCM 7th Edition Level Of Service: B
Analysis Period: 15 minutes Volume to Capacity (v/c): 0.641 Crosswalk Yes No Yes
Curb Present No No No
Grade [%] 0.00 0.00 0.00
Speed [mph] 45.00 45.00 30.00
Exit Pocket Length [ft] 0.00 0.00 0.00 0.00 0.00 0.00 100.00 No. of Lanes in Exit Pocket 0 0 0 0 0 0 1
Entry Pocket Length [ft] 80.00 100.00 100.00 100.00 100.00 140.00 100.00 No. of Lanes in Entry Pocket 1 0 1 0 1 1 0
Lane Width [ft] 12.00 12.00 12.00 12.00 12.00 12.00 12.00 Turning Movement Left Thru U-turn Thru Right Left Right Lane Configuration
Approach Northbound Southbound Eastbound
Name Magnolia Avenue Magnolia Avenue Park Center Drive
Intersection Setup
1 8/4/2025
Generated with Cottonwood and Park
Version 2025 (SP 0-5) TJW Engineering, Inc. Scenario 10: 10 Opening + Project AM improvements Bicycle Volume [bicycles/h] 0 0 0
v_ab, Corner Pedestrian Volume [ped/h] 0 0 0
v_ci, Inbound Pedestrian Volume crossing mi 0 0 0
v_co, Outbound Pedestrian Volume crossing 0 0 0
v_di, Inbound Pedestrian Volume crossing m 0 0 0
v_do, Outbound Pedestrian Volume crossing 0 0 0
Local Bus Stopping Rate [/h] 0 0 0 0 0 0 0
On-Street Parking Maneuver Rate [/h] 0 0 0 0 0 0 0
Presence of On-Street Parking No No No No No No
Total Analysis Volume [veh/h] 154 973 9 1194 9 23 305
Total 15-Minute Volume [veh/h] 39 243 2 298 2 6 76
Other Adjustment Factor 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 Peak Hour Factor 0.9390 0.9390 0.9390 0.9390 0.9390 0.9390 0.9390 Total Hourly Volume [veh/h] 145 914 8 1121 8 22 286
Right Turn on Red Volume [veh/h] 0 0 0 0 0 0 0
Other Volume [veh/h] 0 0 0 0 0 0 0
Existing Site Adjustment Volume [veh/h] 0 0 0 0 0 0 0
Pass-by Trips [veh/h] 0 0 0 0 0 0 0
Diverted Trips [veh/h] 80 0 0 0 0 0 130
Site-Generated Trips [veh/h] 45 13 0 21 4 15 153
In-Process Volume [veh/h] 0 0 0 0 0 0 0
Growth Factor 1.0200 1.0200 1.0200 1.0200 1.0200 1.0200 1.0200 Proportion of CAVs [%] 0.00
Heavy Vehicles Percentage [%] 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Base Volume Adjustment Factor 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 Base Volume Input [veh/h] 20 883 8 1078 4 7 3
Name Magnolia Avenue Magnolia Avenue Park Center Drive
Volumes
2 8/4/2025
Generated with Cottonwood and Park
Version 2025 (SP 0-5) TJW Engineering, Inc. Scenario 10: 10 Opening + Project AM improvements Lost time [s] 10.00
Permissive Mode SingleBand
Offset Reference Lead Green - Beginning of First Green
Offset [s] 0.0
Actuation Type Fully actuated
Coordination Type Time of Day Pattern Coordinated
Active Pattern Pattern 1
Cycle Length [s] 70
Signal Coordination Group -
Located in CBD No
Intersection Settings
I, Upstream Filtering Factor 1.00 1.00 1.00 1.00 1.00 1.00 1.00 Advanced Detector Length [ft] 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Advanced Detector Location [ft] 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Detector Length [ft] 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Detector Location [ft] 0.0 0.0 0.0 0.0 0.0 0.0 0.0
l2, Clearance Lost Time [s] 2.0 2.0 2.0 2.0 0.0 2.0 2.0 l1, Start-Up Lost Time [s] 2.0 2.0 2.0 2.0 0.0 2.0 2.0
Rest In Walk No No No
Delayed Vehicle Green [s] 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Pedestrian Clearance [s] 0.0 10.0 0.0 10.0 0.0 17.0 0.0 Walk [s] 0.0 5.0 0.0 5.0 0.0 5.0 0.0
All red [s] 1.0 1.0 1.0 1.0 0.0 1.0 1.0
Amber [s] 3.0 3.0 3.0 3.0 0.0 3.0 3.0
Maximum Green [s] 30 25 30 25 0 30 30
Auxiliary Signal Groups
Signal Group 1 6 5 2 0 3 1
Flashing Yellow Arrow
Control Type Protected Permissive Protected Permissive Permissive Permissive Permissive Phasing & Timing (Basic)
Pedestrian Recall No No No No No
Maximum Recall No No No No No
Minimum Recall No No No No No
Vehicle Extension [s] 3.0 3.0 3.0 3.0 0.0 3.0 3.0
Minimum Green [s] 5 10 5 10 0 5 5
Lead / Lag Lead - Lead - - Lead -
Split [s] 13.0 29.0 15.0 31.0 0.0 26.0 13.0
Phasing & Timing: Pattern 1
Pedestrian Clearance [s] 0
Pedestrian Walk [s] 0
Pedestrian Signal Group 0
Exclusive Pedestrian Phase
3 8/4/2025
Generated with Cottonwood and Park
Version 2025 (SP 0-5) TJW Engineering, Inc. Scenario 10: 10 Opening + Project AM improvements PF, progression factor 1.00 1.00 1.00 1.00 1.00 1.00 1.00 Rp, platoon ratio 1.00 1.00 1.00 1.00 1.00 1.00 1.00
d3, Initial Queue Delay [s] 0.00 0.00 0.00 0.00 0.00 0.00 0.00 d2, Incremental Delay [s] 2.39 0.68 8.61 2.49 2.49 0.06 8.45 I, Upstream Filtering Factor 1.00 1.00 1.00 1.00 1.00 1.00 1.00 k, delay calibration 0.11 0.50 0.11 0.50 0.50 0.11 0.15 d1, Uniform Delay [s] 31.54 7.80 34.21 10.92 10.92 21.65 26.35 c, Capacity [veh/h] 252 2157 25 1023 1020 395 353
s, saturation flow rate [veh/h] 3514 3618 1810 1900 1895 1810 1615 (v / s)_i Volume / Saturation Flow Rate 0.04 0.27 0.00 0.32 0.32 0.01 0.19 g / C, Green / Cycle 0.07 0.60 0.01 0.54 0.54 0.22 0.22 g_i, Effective Green Time [s] 5.0 41.8 0.9 37.7 37.7 15.3 15.3 l2, Clearance Lost Time [s] 2.00 2.00 2.00 2.00 2.00 2.00 2.00 l1_p, Permitted Start-Up Lost Time [s] 0.00 0.00 0.00 0.00 0.00 0.00 0.00 L, Total Lost Time per Cycle [s] 4.00 4.00 4.00 4.00 4.00 4.00 4.00 C, Calculated Cycle Length [s] 70 70 70 70 70 70 70
Lane Group L C L C C L R
Lane Group Calculations
95th-Percentile Queue Length [ft/ln] 56.27 136.71 9.04 232.60 232.22 13.21 232.28 95th-Percentile Queue Length [veh/ln] 2.25 5.47 0.36 9.30 9.29 0.53 9.29 50th-Percentile Queue Length [ft/ln] 31.26 75.95 5.02 136.72 136.44 7.34 136.48 50th-Percentile Queue Length [veh/ln] 1.25 3.04 0.20 5.47 5.46 0.29 5.46 Critical Lane Group Yes No No No Yes No Yes
Lane Group LOS C A D B B C C
d, Delay for Lane Group [s/veh] 33.93 8.48 42.83 13.41 13.42 21.71 34.81 X, volume / capacity 0.61 0.45 0.36 0.59 0.59 0.06 0.86 Lane Group Results
4 8/4/2025
Generated with Cottonwood and Park
Version 2025 (SP 0-5) TJW Engineering, Inc. Scenario 10: 10 Opening + Project AM improvements Movement, Approach, & Intersection Results
d_M, Delay for Movement [s/veh] 33.93 8.48 42.83 13.41 13.42 21.71 34.81 Movement LOS C A D B B C C
d_A, Approach Delay [s/veh] 11.96 13.63 33.89
Approach LOS B B C
d_I, Intersection Delay [s/veh] 15.42
Intersection LOS B
Intersection V/C 0.641
Emissions
Vehicle Miles Traveled [mph] 119.23 753.33 3.71 248.56 247.94 2.00 26.54 Stops [stops/h] 128.62 312.49 10.33 281.25 280.68 15.10 280.76 Fuel consumption [US gal/h] 6.75 31.39 0.33 13.66 13.63 0.27 4.80 CO [g/h] 471.78 2194.00 23.36 954.86 952.67 18.69 335.79 NOx [g/h] 91.79 426.87 4.55 185.78 185.35 3.64 65.33
VOC [g/h] 109.34 508.48 5.41 221.30 220.79 4.33 77.82
Other Modes
g_Walk,mi, Effective Walk Time [s] 9.0 0.0 9.0
M_corner, Corner Circulation Area [ft²/ped] 0.00 0.00 0.00 M_CW, Crosswalk Circulation Area [ft²/ped] 0.00 0.00 0.00 d_p, Pedestrian Delay [s] 26.58 0.00 26.58
I_p,int, Pedestrian LOS Score for Intersectio 3.082 0.000 2.240 Crosswalk LOS C F B
s_b, Saturation Flow Rate of the bicycle lane 2000 2000 2000 c_b, Capacity of the bicycle lane [bicycles/h] 714 771 629 d_b, Bicycle Delay [s] 14.46 13.21 16.46
I_b,int, Bicycle LOS Score for Intersection 2.489 2.560 1.560 Bicycle LOS B B A
Ring 4 - - - - - - - - - - - - - - - -
Ring 3 - - - - - - - - - - - - - - - -
Ring 2 5 6 - - - - - - - - - - - - - -
Ring 1 1 2 3 - - - - - - - - - - - - -
Sequence
5 8/4/2025
Generated with Cottonwood and Park
Version 2025 (SP 0-5) TJW Engineering, Inc. Scenario 11: 11 Opening + Project PM improvements Intersection Level Of Service Report
Intersection 5: Magnolia Ave/Park Center Dr
Control Type: Signalized Delay (sec / veh): 13.1
Analysis Method: HCM 7th Edition Level Of Service: B
Analysis Period: 15 minutes Volume to Capacity (v/c): 0.473 Crosswalk Yes No Yes
Curb Present No No No
Grade [%] 0.00 0.00 0.00
Speed [mph] 45.00 45.00 30.00
Exit Pocket Length [ft] 0.00 0.00 0.00 0.00 0.00 0.00 100.00 No. of Lanes in Exit Pocket 0 0 0 0 0 0 1
Entry Pocket Length [ft] 80.00 100.00 100.00 100.00 100.00 140.00 100.00 No. of Lanes in Entry Pocket 1 0 1 0 1 1 0
Lane Width [ft] 12.00 12.00 12.00 12.00 12.00 12.00 12.00 Turning Movement Left Thru U-turn Thru Right Left Right Lane Configuration
Approach Northbound Southbound Eastbound
Name Magnolia Avenue Magnolia Avenue Park Center Drive
Intersection Setup
1 8/5/2025
Generated with Cottonwood and Park
Version 2025 (SP 0-5) TJW Engineering, Inc. Scenario 11: 11 Opening + Project PM improvements Bicycle Volume [bicycles/h] 0 0 0
v_ab, Corner Pedestrian Volume [ped/h] 0 0 0
v_ci, Inbound Pedestrian Volume crossing mi 0 0 0
v_co, Outbound Pedestrian Volume crossing 0 0 0
v_di, Inbound Pedestrian Volume crossing m 0 0 0
v_do, Outbound Pedestrian Volume crossing 0 0 0
Local Bus Stopping Rate [/h] 0 0 0 0 0 0 0
On-Street Parking Maneuver Rate [/h] 0 0 0 0 0 0 0
Presence of On-Street Parking No No No No No No
Total Analysis Volume [veh/h] 326 1111 1 792 21 10 171
Total 15-Minute Volume [veh/h] 82 278 0 198 5 3 43
Other Adjustment Factor 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 Peak Hour Factor 0.9630 0.9630 0.9630 0.9630 0.9630 0.9630 0.9630 Total Hourly Volume [veh/h] 314 1070 1 763 20 10 165
Right Turn on Red Volume [veh/h] 0 0 0 0 0 0 0
Other Volume [veh/h] 0 0 0 0 0 0 0
Existing Site Adjustment Volume [veh/h] 0 0 0 0 0 0 0
Pass-by Trips [veh/h] 0 0 0 0 0 0 0
Diverted Trips [veh/h] 130 0 0 0 0 0 80
Site-Generated Trips [veh/h] 173 20 0 15 17 7 73
In-Process Volume [veh/h] 0 0 0 0 0 0 0
Growth Factor 1.0200 1.0200 1.0200 1.0200 1.0200 1.0200 1.0200 Proportion of CAVs [%] 0.00
Heavy Vehicles Percentage [%] 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Base Volume Adjustment Factor 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 Base Volume Input [veh/h] 11 1029 1 733 3 3 12
Name Magnolia Avenue Magnolia Avenue Park Center Drive
Volumes
2 8/5/2025
Generated with Cottonwood and Park
Version 2025 (SP 0-5) TJW Engineering, Inc. Scenario 11: 11 Opening + Project PM improvements Lost time [s] 10.00
Permissive Mode SingleBand
Offset Reference Lead Green - Beginning of First Green
Offset [s] 0.0
Actuation Type Fully actuated
Coordination Type Time of Day Pattern Coordinated
Active Pattern Pattern 1
Cycle Length [s] 80
Signal Coordination Group -
Located in CBD No
Intersection Settings
I, Upstream Filtering Factor 1.00 1.00 1.00 1.00 1.00 1.00 1.00 Advanced Detector Length [ft] 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Advanced Detector Location [ft] 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Detector Length [ft] 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Detector Location [ft] 0.0 0.0 0.0 0.0 0.0 0.0 0.0
l2, Clearance Lost Time [s] 2.0 2.0 2.0 2.0 0.0 2.0 2.0 l1, Start-Up Lost Time [s] 2.0 2.0 2.0 2.0 0.0 2.0 2.0
Rest In Walk No No No
Delayed Vehicle Green [s] 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Pedestrian Clearance [s] 0.0 10.0 0.0 10.0 0.0 17.0 0.0 Walk [s] 0.0 5.0 0.0 5.0 0.0 5.0 0.0
All red [s] 1.0 1.0 1.0 1.0 0.0 1.0 1.0
Amber [s] 3.0 3.0 3.0 3.0 0.0 3.0 3.0
Maximum Green [s] 30 30 10 30 0 30 30
Auxiliary Signal Groups
Signal Group 1 6 5 2 0 3 1
Flashing Yellow Arrow
Control Type Protected Permissive Protected Permissive Permissive Permissive Permissive Phasing & Timing (Basic)
Pedestrian Recall No No No No No
Maximum Recall No No No No No
Minimum Recall No No No No No
Vehicle Extension [s] 3.0 3.0 3.0 3.0 0.0 3.0 3.0
Minimum Green [s] 5 10 5 10 0 5 5
Lead / Lag Lead - Lead - - Lead -
Split [s] 23.0 35.0 19.0 31.0 0.0 26.0 23.0
Phasing & Timing: Pattern 1
Pedestrian Clearance [s] 0
Pedestrian Walk [s] 0
Pedestrian Signal Group 0
Exclusive Pedestrian Phase
3 8/5/2025
Generated with Cottonwood and Park
Version 2025 (SP 0-5) TJW Engineering, Inc. Scenario 11: 11 Opening + Project PM improvements PF, progression factor 1.00 1.00 1.00 1.00 1.00 1.00 1.00 Rp, platoon ratio 1.00 1.00 1.00 1.00 1.00 1.00 1.00
d3, Initial Queue Delay [s] 0.00 0.00 0.00 0.00 0.00 0.00 0.00 d2, Incremental Delay [s] 2.46 0.52 33.20 0.19 0.20 0.07 7.45 I, Upstream Filtering Factor 1.00 1.00 1.00 1.00 1.00 1.00 1.00 k, delay calibration 0.11 0.50 0.11 0.11 0.11 0.11 0.11 d1, Uniform Delay [s] 33.73 4.60 39.85 8.37 8.37 30.44 33.86 c, Capacity [veh/h] 440 2597 4 1130 1120 235 210
s, saturation flow rate [veh/h] 3514 3618 1810 1900 1883 1810 1615 (v / s)_i Volume / Saturation Flow Rate 0.09 0.31 0.00 0.21 0.21 0.01 0.11 g / C, Green / Cycle 0.13 0.72 0.00 0.59 0.59 0.13 0.13 g_i, Effective Green Time [s] 10.0 57.5 0.1 47.6 47.6 10.4 10.4 l2, Clearance Lost Time [s] 2.00 2.00 2.00 2.00 2.00 2.00 2.00 l1_p, Permitted Start-Up Lost Time [s] 0.00 0.00 0.00 0.00 0.00 0.00 0.00 L, Total Lost Time per Cycle [s] 4.00 4.00 4.00 4.00 4.00 4.00 4.00 C, Calculated Cycle Length [s] 80 80 80 80 80 80 80
Lane Group L C L C C L R
Lane Group Calculations
95th-Percentile Queue Length [ft/ln] 135.12 105.60 2.42 130.03 128.92 7.66 161.13 95th-Percentile Queue Length [veh/ln] 5.40 4.22 0.10 5.20 5.16 0.31 6.45 50th-Percentile Queue Length [ft/ln] 75.07 58.66 1.34 72.24 71.62 4.26 89.52 50th-Percentile Queue Length [veh/ln] 3.00 2.35 0.05 2.89 2.86 0.17 3.58 Critical Lane Group Yes No No No Yes No Yes
Lane Group LOS D A E A A C D
d, Delay for Lane Group [s/veh] 36.19 5.11 73.06 8.57 8.57 30.51 41.31 X, volume / capacity 0.74 0.43 0.26 0.36 0.36 0.04 0.81 Lane Group Results
4 8/5/2025
Generated with Cottonwood and Park
Version 2025 (SP 0-5) TJW Engineering, Inc. Scenario 11: 11 Opening + Project PM improvements Movement, Approach, & Intersection Results
d_M, Delay for Movement [s/veh] 36.19 5.11 73.06 8.57 8.57 30.51 41.31 Movement LOS D A E A A C D
d_A, Approach Delay [s/veh] 12.16 8.65 40.71
Approach LOS B A D
d_I, Intersection Delay [s/veh] 13.11
Intersection LOS B
Intersection V/C 0.473
Emissions
Vehicle Miles Traveled [mph] 252.40 860.17 0.41 168.52 167.03 0.87 14.88 Stops [stops/h] 270.25 211.19 2.42 130.03 128.92 7.66 161.13 Fuel consumption [US gal/h] 14.41 33.27 0.06 8.11 8.03 0.14 2.94 CO [g/h] 1007.46 2325.34 4.13 566.54 561.58 9.80 205.51 NOx [g/h] 196.01 452.43 0.80 110.23 109.26 1.91 39.98
VOC [g/h] 233.49 538.92 0.96 131.30 130.15 2.27 47.63
Other Modes
g_Walk,mi, Effective Walk Time [s] 9.0 0.0 9.0
M_corner, Corner Circulation Area [ft²/ped] 0.00 0.00 0.00 M_CW, Crosswalk Circulation Area [ft²/ped] 0.00 0.00 0.00 d_p, Pedestrian Delay [s] 31.51 0.00 31.51
I_p,int, Pedestrian LOS Score for Intersectio 3.034 0.000 2.255 Crosswalk LOS C F B
s_b, Saturation Flow Rate of the bicycle lane 2000 2000 2000 c_b, Capacity of the bicycle lane [bicycles/h] 775 675 550 d_b, Bicycle Delay [s] 15.01 17.56 21.03
I_b,int, Bicycle LOS Score for Intersection 2.745 2.231 1.560 Bicycle LOS B B A
Ring 4 - - - - - - - - - - - - - - - -
Ring 3 - - - - - - - - - - - - - - - -
Ring 2 5 6 - - - - - - - - - - - - - -
Ring 1 1 2 3 - - - - - - - - - - - - -
Sequence
5 8/5/2025