Performance And Accountability Report - Fiscal Year 2013 - Federal Aviation Administration - U.s. Department Of Transportation Page 63
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150 OBJECTIVE: Safety, Airport Infrastructure and Environmental Issues Are Advanced and Leveraged by
Full Utilization of NextGen Capabilities
LPV or LP Procedures
Two of the FAA’s top goals are increased aircraft safety and
Ensure Localizer Performance with Vertical Guidance (LPV)
or Localizer Performance (LP) procedures are available at
greater air traffic capacity in a defined airspace. WAAS provides
5,218 runways in the national airspace system by 2018.
for both, along with other significant benefits:
FY 2013
Publish 500 LPV or LP procedures in FY 2013 to ensure
More vertically-guided approach procedures, which are safer
¢
Target
Localizer Performance (LP) or Localizer Performance with
than those without vertical-guidance
Vertical (LPV) procedures are available at over 3,800
runways in the national airspace system.
More flexible approach and departure routings, which
¢
will cut arrival times as well as enhance safety and noise
FY 2013
469
Result
abatement
Public
Vertically guided approach procedures provide a safety
More direct, fuel-efficient and timely routings through the air
¢
Benefit
benefit to all users compared to non-precision approach
traffic control system
services. In addition because LPV or LP procedures can
be published at any qualifying runway, users obtain a
Significant government cost savings due to the elimination
¢
significant access benefit over Instrument Landing System
of maintenance costs associated with older, more expensive
(ILS). As of July 2011, there are twice as many LPV/LP
procedures as ILS procedures.
ground-based navigation aids
No additional runway infrastructure required
¢
The FAA continues to deploy procedures that improve access
In FY 2013, with 469 LPV and LP procedures published, we did
to many GA airports in almost all weather conditions. Localizer
not meet our goal of publishing 500 procedures in 2013. To date,
Performance with Vertical Guidance (LPV) and Localizer
we have published 3,822 procedures at more than 1,838 airports.
Performance (LP) procedures are enhanced performance,
Of the procedures published so far, more than half are at GA and
precision-guided Global Positioning System (GPS) approaches,
regional airports that have no ILS, so the new procedures are a
made even more accurate by the use of Wide Area Augmentation
huge boon to these airports. The agency plans to provide for as
System (WAAS) signals.
many as 5,218 LPV-facilitated and LP-facilitated runways in the
Pilots fly into airports with the guidance of either ground-based
national airspace system by 2018.
navigational aids such as ILS or satellite-based navigation,
i.e., GPS. The FAA must develop new approach procedures for
LPV or LP Procedures
an airport before an aircraft can use WAAS. These approach
Ensure Localizer Performance (LP) procedures are available at
runways in the national airspace system
procedures are called LPVs. For the past 60 years, the Category-1
FY 2011
FY 2012
FY 2013
ILS has been used at airports throughout the national airspace
Actual
536
469
system to guide aircraft to as low as 200 feet above the runway
This was a new
surface.
Target
500
500
measure in
Target
FY 2012
✓
✘
Unlike ILS technology, WAAS provides the same capability but
Achieved?
without the need for infrastructure at each runway end. WAAS
has enabled a new LP approach which provides the same lateral
accuracy as LPV, but without the vertical guidance.
61
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Federal Aviation Administration
Fiscal Year 2013
Performance and Accountability Report
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