Annandale Transportation Study - Fairfax County Office of ...

Street - Direction From To
VISSIM Calibration using Speed Data
Distance
(mile)
AM Peak Hour
Model
Speed
(mph)
GPS
Speed
(mph)
PM Peak Hour
Model
Speed
(mph)
Little River Tprk EB Start Hummer Rd. 0.20 10.3 5.4
Little River Tprk EB Hummer Rd. Woodland Rd. 0.18 4.6
Little River Tprk EB Woodland Rd. Medford Dr. 0.21 8.7 26 18.8
Little River Tprk EB Medford Dr. Markhame St. 0.22 7.9 24.5
Little River Tprk EB Markhame St. Annandale Rd. 0.17 6.3 9 6.4 7
Little River Tprk EB Annandale Rd. Maple Pl. 0.13 11.1
22.5
20
Little River Tprk EB Maple Pl. John Marr Dr. 0.23 17.7 13.5
Little River Tprk EB John Marr Dr. Evergreen Ln. 0.26 18.2 30 18.2 34
Little River Tprk EB Evergreen Ln. End 0.25 31.5 31.4
8.7
GPS
Speed
(mph)
Overall EB Average Travel Speed 10.1 12-35 12.4 10-19
25
10
Little River Tprk WB Start Evergreen Ln. 0.25 21.1 20.0
Little River Tprk WB Evergreen Ln. John Marr Dr. 0.26 14.2 14 12.0 12
Little River Tprk WB John Marr Dr. Maple Pl. 0.23 12.1
9.2
30
Little River Tprk WB Maple Pl. Annandale Rd. 0.13 13.8 6.5
11
Little River Tprk WB Annandale Rd. Markhame St. 0.17 27.4 23 19.3 25
Little River Tprk WB Markhame St. Medford Dr. 0.22 14.0
14.0
Little River Tprk WB Medford Dr. Woodland Rd. 0.21 4.8 12 3.6 12
Little River Tprk WB Woodland Rd. Hummer Rd. 0.18 5.3 5.0
Little River Tprk WB Hummer Rd. End 0.20 32.3 32.5
Overall WB Average Travel Speed 11.3 11-25 9.1 10-18