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Sub-problem 3b - Page 1 of 1 |
ID# C203B01 |
Sub-problem 3b: Shenendehowa Campus PM peak - With Conditions
Traffic
Growth and Sensitivity
The PM With condition is a 2004-forecasted condition that
considers the impacts of the traffic generated by the Maxwell Drive site
development. As we move
further from the actual site development, the impact of the site-generated
traffic diminishes. We’ve
seen the impacts at Maxwell Drive and Moe Road. Let’s now look at
the impacts of this site-generated traffic at the current intersection.
The
volumes that will be used to analyze the 2004 PM With and PM
Without conditions are shown in Exhibit 2-34.
There is a small estimated growth on the eastbound
through movement, and the westbound through movement and the rest of the
movement volumes are unaffected by the site development.
For
the input
datasets
click
here.
Exhibit 2-34. Shenendehowa Campus Forecasted 2004 PM peak hour volumes |
Condition |
Eastbound |
Westbound |
Northbound |
Southbound |
Intersection Total |
L |
T |
R |
Tot |
L |
T |
R |
Tot |
L |
T |
R |
Tot |
L |
T |
R |
Tot |
2004 PM Without |
0 |
801 |
78 |
879 |
117 |
859 |
2 |
978 |
129 |
2 |
224 |
355 |
9 |
0 |
3 |
12 |
2,224 |
2004 PM With |
0 |
869 |
78 |
947 |
117 |
927 |
2 |
1,046 |
129 |
2 |
224 |
355 |
9 |
0 |
3 |
12 |
2,360 |
2004 PM With +30% |
0 |
890 |
78 |
968 |
117 |
948 |
2 |
1,067 |
129 |
2 |
224 |
355 |
9 |
0 |
3 |
12 |
2,402 |
Exhibit 2-35 shows what we find from analyzing each of these three conditions.
Comparing the with and without conditions, the changes in overall delay are quite small.
To check the robustness of this comment (i.e., the sensitivity to
uncertainty in the site development volumes), we looked at an additional
with condition with 30% more site-generated traffic. The delays
still have not changed much. This tells us that this intersection is not
significantly affected by the site development at Maxwell Drive.
Exhibit 2-35. Shenendehowa Campus Growth and Sensitivity Analysis Results |
Dataset |
Condition |
HV Correct |
Cycle Length |
Performance Measure |
EB |
WB |
NB |
SB |
OA |
L |
T |
R |
Tot |
L |
T |
R |
Tot |
L |
T |
R |
Tot |
L |
T |
R |
Tot |
31 |
PM 2004 Without |
Yes |
52.0 |
Delay |
25.9 |
7.7 |
24.3 |
25.5 |
14.1 |
15.5 |
20.0 |
24.7 |
23.0 |
17.2 |
17.2 |
20.2 |
95-Queue |
25.6 |
1.5 |
- |
3.1 |
23.0 |
- |
3.9 |
7.2 |
- |
0.3 |
- |
- |
Queue |
14.4 |
0.7 |
- |
1.5 |
12.8 |
- |
1.9 |
3.6 |
- |
0.2 |
- |
- |
32 |
PM 2004 With |
Yes |
55.0 |
Delay |
28.7 |
7.2 |
26.9 |
27.3 |
14.1 |
15.6 |
22.0 |
28.5 |
26.1 |
18.7 |
18.7 |
21.7 |
95-Queue |
29.8 |
1.5 |
- |
3.3 |
25.5 |
- |
4.2 |
7.8 |
- |
0.3 |
- |
- |
Queue |
17.2 |
0.7 |
- |
1.6 |
14.4 |
- |
2.1 |
3.9 |
- |
0.2 |
- |
- |
33 |
PM 2004 With
+30% |
Yes |
56.0 |
Delay |
29.3 |
7.1 |
27.5 |
27.8 |
14.1 |
15.6 |
22.7 |
29.8 |
27.2 |
19.2 |
19.2 |
22.2 |
95-Queue |
31.1 |
1.5 |
- |
3.4 |
26.3 |
- |
4.3 |
8.0 |
- |
0.3 |
- |
- |
Queue |
18.1 |
0.7 |
- |
1.6 |
15.0 |
- |
2.1 |
4.0 |
- |
0.2 |
- |
- |
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