SwashWare
HCM-CALC

Project Properties

Analyst Roadway Name Analysis Period PM Peak
Analysis Date 8/22/2017 7:29:14 PM From Analysis Module Weaving Segment
Agency To Module Version Date 10/30/2016
Location Analysis Direction HCM Edition HCM2010
User Notes
File Name WeaveExample5.xfw

Input Values and Intermediate Calculation Results

Mainline Data
# Lanes Demand (veh/h) Peak Hour Factor Driver Population Factor
3 770 0.930 1.000
Interchange Density (int/mi) 1.00

Heavy Vehicle Factor Values
Terrain % Grade Length (mi) % Trucks % RVs Truck PCE RV PCE Heavy Vehicle Factor
Level N/A N/A 10.0 0.0 1.50 1.20 0.952

Free Flow Speed Values
FFS Method Measured
FFS (mi/h) 65.0

Weaving Segment Configuration
Segment Type Freeway
Weaving Type Short Length (ft) # Weaving Lanes Min. Lane Changes Freeway-Ramp Min. Lane Changes Ramp-Freeway Min. Lane Changes Ramp-Ramp
OneSide 1000 2 0 1 0

Weaving Segment Ramps
Ramp-to-Ramp Demand On-Ramp Off-Ramp
Demand (veh/h) % Trucks % RVs Heavy Vehicle Factor Demand (veh/h) % Trucks % RVs Heavy Vehicle Factor
80 230 10.0 0.0 0.952 200 10.0 0.0 0.952

Flow Rates (pc/h)
Freeway to Freeway Freeway to Off-ramp On-ramp to Freeway On-ramp to Off-ramp
734 135 169 90

Volume Ratio 0.270
Maximum Weaving Length (ft) 5264

Capacity
Weave Capacity Ideal (pc/h/ln) Weave Capacity Ideal All Lanes (pc/h) Weave Capacity Prevail All Lanes (veh/h)
2024 8889 5782

Lane Changing
Min Lane Changes (lc/h) Lane Changing Weaving (lc/h) Non-Weaving Index Lane Changing Non-Weaving (lc/h) Lane Changing All (lc/h)
135 297 82 134 431

Performance Measures and LOS

Weaving Intensity Weaving Speed (mi/h) Non-Weaving Speed (mi/h) Avg. Speed (mi/h)
0.116 59.8 62.2 61.5
v/c ratio Density (pc/mi/ln) LOS
0.173 6.1 A

Service Volumes

A B C D E
Lanes Hourly Volume In Peak Direction
1 -- 80 460 980 1620
2 820 1560 2100 2540 2970
3 1220 2310 3080 3710 4380
4 1620 3020 4020 4820 5670
5 2000 3710 4930 5890 6540
Lanes Hourly Volume In Both Directions [D = 0.5]
2 -- 160 920 1960 3240
4 1650 3130 4210 5090 5940
6 2450 4620 6170 7430 8760
8 3240 6050 8060 9660 11350
10 4020 7440 9860 11780 13090
Lanes Annual Average Daily Traffic [K = 0.1]
2 -- 300 1800 3900 6500
4 16500 31300 42100 50900 59400
6 24500 46200 61700 74300 87600
8 32400 60500 80600 96600 113500
10 40200 74400 98600 117800 130900
Notes
-- Not applicable for this facility type.
* Cannot be achieved based on input data provided.
** No defined LOS threshold for this LOS level.
*** Service volume the same as for previous LOS level.