Driver mental workload requirements on horizontal curves based on occluded vision test measurements /

ANOVA with replication, and linear regression. The ANOVA

Bibliographic Details
Main Author: Shafer, Mark Anthony, 1968-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1994.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:ANOVA with replication, and linear regression. The ANOVA
apparatus was used to examine driver workload on and around
are not exceeded or under utilized. A vision occlusion
as degree of curvature increases, the workload level on a
associated with two parameters of horizontal curvature:
computerized vision occlusion apparatus to limit the visual
deflection angle. The vision occlusion test method was found
degree of curvature and deflection angle. Two types of
design requires that the workload capabilities of a driver
driver increases. The test results also show that there is
horizontal curves. Data were collected by using a
horizontal curves. The results of the testing indicate that
in the design of highway systems. A successful highway
increased workload caused by the horizontal curve. Drivers
input of individual test subjects. The objective of the
level to match the workload created by the horizontal curve.
mean driver workload among the levels of the independent
not a statistically significant difference in workload for
occluded vision tests was to measure the mental workload
parameters of horizontal curves: degree of curvature and
point where the driver will begin to prepare mentally for the
prepare themselves by increasing their workload operating
quantitative relationship between workload and the geometric
regression analysis was performed to estimate the
requirements on horizontal curves based on occluded vision
statistical testing were used in this analysis: two factor
test measurements. Driver workload is an important concept
tests were used to test for significant differences in the
that as a driver approaches a horizontal curve, there is a
the majority of deflection angles. The results also indicate
the statistically significant variables were determined,
This thesis documents an evaluation of driver mental workload
to be sensitive to changes in driver workload values on
variables: degree of curvature and deflection angle. After
Item Description:"Major subject: Civil Engineering".
Vita.
Physical Description:x, 66 leaves : illustrations ; 28 cm.
Also available online.
Bibliography:Includes bibliographical references.