TLX Scale Questionnaire

OMB CONTROL NUMBER: 2130-XXXX
EXPIRATION DATE: mm/dd/yyyy
Paperwork Reduction Act Burden Statement

Figure 8.6

NASA Task Load Index
Hart and Staveland’s NASA Task Load Index (TLX) method assesses
work load on five 7-point scales. Increments of high, medium and low
estimates for each point result in 21 gradations on the scales.

Name

Mental Demand

Very Low

Physical Demand

Very Low

Temporal Demand

Very Low

Performance

Perfect

Effort

Very Low

Frustration

Very Low

Task

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OMB Control Number.
The OMB Control Number for this information collection is
2130-XXXX.
Public reporting for this collection of information is estimated to
be approximately 1 minute per scenario, including the time for
reviewing instructions, searching existing data sources,
gathering and maintaining the data needed, completing and
reviewing the collection of information.

Date

How mentally demanding was the task?

Very High

How physically demanding was the task?

Very High
How hurried or rushed was the pace of the task?

Very High
How successful were you in accomplishing what
you were asked to do?

Failure
How hard did you have to work to accomplish
your level of performance?

Very High
How insecure, discouraged, irritated, stressed,
and annoyed wereyou?

Very High

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Send comments regarding this burden estimate or any other
aspect of this collection of information, including suggestions
for reducing this burden to: Information Collection Clearance
Officer, Federal Railroad Administration, 1200 New Jersey
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