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 WeaveExample4_Trial2.xfw

Input Values and Intermediate Calculation Results

Mainline Data
# Lanes Demand (veh/h) Peak Hour Factor Driver Population Factor
5 3450 1.000 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 0.0 0.0 1.50 1.20 1.000

Free Flow Speed Values
FFS Method Measured
FFS (mi/h) 75.0

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 3 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
2000 3500 0.0 0.0 1.000 3450 0.0 0.0 1.000

Flow Rates (pc/h)
Freeway to Freeway Freeway to Off-ramp On-ramp to Freeway On-ramp to Off-ramp
2000 1450 1500 2000

Volume Ratio 0.424
Maximum Weaving Length (ft) 5391

Capacity
Weave Capacity Ideal (pc/h/ln) Weave Capacity Ideal All Lanes (pc/h) Weave Capacity Prevail All Lanes (veh/h)
2064 8246 8246

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)
1450 1899 400 403 2302

Performance Measures and LOS

Weaving Intensity Weaving Speed (mi/h) Non-Weaving Speed (mi/h) Avg. Speed (mi/h)
0.436 56.8 57.9 57.4
v/c ratio Density (pc/mi/ln) LOS
0.843 24.2 C

Service Volumes

A B C D E
Lanes Hourly Volume In Peak Direction
1 -- 80 460 980 1620
2 670 1270 1710 2050 ***
3 1000 1860 2480 2970 3090
4 1310 2420 3190 3810 4100
5 1620 2950 3870 4100 ***
Lanes Hourly Volume In Both Directions [D = 0.5]
2 -- 160 920 1960 3240
4 1360 2550 3430 4100 ***
6 2010 3730 4960 5940 6180
8 2640 4840 6390 7620 8210
10 3240 5900 7750 8210 ***
Lanes Annual Average Daily Traffic [K = 0.1]
2 -- 300 1800 3900 6500
4 13600 25500 34300 41000 ***
6 20100 37300 49600 59400 61800
8 26400 48400 63900 76200 82100
10 32400 59000 77500 82100 ***
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.