Earlier this month Sen. Cruz (R,TX) introduced S 2220,
the National Timing Resilience and Security Act of 2017. The bill would
require the Secretary of Transportation to establish a land-based alternative to
the GPS timing signal. The new system would be designed to{§2(a)}:
• Reduce critical dependencies and
provide a complement to and backup for the timing component of the Global
Positioning System (in this section referred to as ‘‘GPS’’); and
• Ensure the availability of uncorrupted and
non-degraded timing signals for military and civilian users in the event that
GPS timing signals are corrupted, degraded, unreliable, or otherwise unavailable.
Procurement Requirements
Section 2(b) of the bill would require the Secretary of
Transportation, in consultation with the Homeland Security Secretary, to
establish procurement requirements for the alternative timing system. Those
requirements would be based upon the study required by §1618 of the FY 2017 NDAA (PL
114-328; 130 Stat. 2595). Those requirements would include in the design
criteria that the system would {§2(b)(2)}:
• Be wireless;
• Be terrestrial;
• Provide wide-area coverage;
• Deliver a precise, high-power 100
kilohertz signal;
• Be synchronized with coordinated
universal time;
• Be resilient and extremely
difficult to disrupt or degrade;
• Be able to penetrate underground
and inside buildings;
• Be capable of deployment to
remote locations;
• Take full advantage of the
infrastructure and spectrum of the existing, unused government long-range
navigation system (commonly known as ‘‘LORAN’’);
• Be developed, constructed, and operated
incorporating applicable private sector expertise;
work in concert with and complement
any other similar positioning, navigation, and timing systems, including
enhanced long-range navigation systems and Nationwide Differential GPS systems;
• Be made available by the
Secretary of Transportation for use by other Federal and non-Federal Government
agencies for public purposes at no cost;
• Be capable of adaptation and expansion
to provide position and navigation capabili12
ties;
• Incorporate the recommendations
from any GPS back-up demonstration program initiated and completed by the
Secretary, in coordination with other Federal agencies, before the date
specified in subsection (c)(1); and
• Incorporate such other elements
as the Secretary considers appropriate.
Implementation Plan
Section 2(c) of the bill would give the DOT Secretary a 180-day
requirement to report to Congress on the plan to develop, construct, and operate
the back-up timing system. The DOT would have two years from the enactment of
this legislation to have the system in operation. And, the system would be
required to be operational for at least 20 years.
LORAN Facilities
The bill envisions that the timing system would incorporate some
or all of the existing, but now essentially unused LORAN navigation beacon
stations. Section 2(d) of the bill would require the Coast Guard to transfer
any of the necessary LORAN real property or radio frequencies to DOT.
Moving Forward
Both Cruz and his cosponsor {Sen. Markey (D,MA)} are members
of the Senate Commerce, Science and Transportation Committee to which this bill
was referred for consideration. This means that it is very likely that the two
would have the necessary influence to have the Committee take up the bill for
consideration.
The fact that these two particular senators that agree on
very little would cosponsor this bill would seem to indicate that there should
be bipartisan support for the bill. Unfortunately, there is one major
impediment to the bill, the unspecified cost of the development and
implementation of the timing system.
Commentary
There are a couple of interesting things buried in the
language of this bill. First the bill requires the DOT to consult with DHS on
designing the system, but the report for establishing the system requirements
was written by DOT, DHS and DOD {§1618(c)(2)}.
The failure to include DOD involvement in the system design and implementation
was probably done to exclude the Senate Armed Services Committee from also
being assigned consideration of the bill. This would seem to indicate that Cruz
(who is a member of that Committee) expects significant opposition to the bill
in that quarter.
Secondly, this bill only touches on GPS timing issues, not
the additional positioning or navigation problems that would arise if the
current GPS system was spoofed or blocked. Two bills in the House, HR 2515
(§411) and HR 2825
(§5411), contain similar
requirements for DHS to establish a land based backup system for all three GPS
components. And both of those bills also envision using the existing LORAN
facilities. It would seem to me that the incremental costs of adding location
and navigation information to a land-based signal for timing would be
relatively low.
Finally, the requirement in this bill for DOT to be the lead
agency for this backup timing system, is a tad bit odd. I suspect that it is
based upon the original ownership of the LORAN system by DOT since it was used as
a navigation tool for maritime and air traffic. But with this bill being
limited to the timing side of the system it would seem to me that the Department
of Commerce would be the more appropriate agency for a timing limited system.
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