Hampton Roads Regional Bridge Study

SUFFICIENCY RATING 33
Compared to other areas, bridges in Hampton Roads have
lower sufficiency ratings. The median bridge sufficiency rating
in Hampton Roads (83.9) ranks 5th lowest among the 35
comparable metropolitan areas with populations between one
and three million people (Figure 13). It should be noted,
however, that the median bridge sufficiency rating in Hampton
Roads is not much lower than the median metropolitan area
(Kansas City at 87.0).
When looking at bridges with sufficiency ratings of less than
50, however, Hampton Roads ranks in the middle compared to
other metropolitan areas. At 7.0%, Hampton Roads ranks 17th
highest among the 35 comparable metropolitan areas in the
percentage of bridges with sufficiency ratings of less than 50
(Figure 14).
Table 9 on pages 34-35 lists all 86 bridges in Hampton Roads
with sufficiency ratings of less than 50. The bridge with the
lowest sufficiency rating in the region is the 22 nd Street Bridge
over Seaboard Avenue/Norfolk Southern Railroad in
Chesapeake at 2.0. The next lowest sufficiency ratings are the
Gilmerton Bridge (3.0), Turlington Road over a branch of Kilby
Creek in Suffolk (5.0), Route 35 over the Meherrin River near
Courtland (10.4), and Route 189 over the Blackwater River on
the Suffolk/Southampton County Line (10.7).
Median Bridge Sufficiency Rating
Percent Bridges with Sufficiency Rating < 50
100.0
90.0
80.0
70.0
60.0
50.0
40.0
30.0
20.0
10.0
0.0
FIGURE 13 – MEDIAN BRIDGE SUFFICIENCY RATING IN COMPARABLE METROPOLITAN AREAS
Source: HRTPO analysis of VDOT and FHWA data. Data for Hampton Roads bridges as of August 2012, other areas as of 2011.
20.0%
18.0%
16.0%
14.0%
12.0%
10.0%
8.0%
6.0%
4.0%
2.0%
0.0%
FIGURE 14 – BRIDGES WITH SUFFICIENCY RATINGS OF LESS THAN 50 IN
COMPARABLE METROPOLITAN AREAS
Source: HRTPO analysis of VDOT and FHWA data. Data for Hampton Roads bridges as of August 2012, other areas as of 2011.
HAMPTON James City/Williamsburg/York ROADS REGIONAL Transportation BRIDGE STUDY Study