Item 2. Properties
Item 2. Properties
VESSELS AND OTHER OPERATING ASSETS
As of December 31, 2020, our fleet included six vessels, six IRSs, three SILs, the ROAM, 44 ROVs, four trenchers and one ROVDrill. We also had four vessels under long-term charter. All of our vessels, both owned and chartered, have DP capabilities specifically designed to meet the needs of our customers’ offshore and deepwater activities. Our Seawell and Well Enhancer vessels have built-in saturation diving systems.
Listing of Vessels and Other Assets Related to Operations as of December 31, 2020 (1)
Flag
State
Placed
in
Service (2)
Length
(Feet)
DP
Floating Production Unit —
Helix Producer I (3)
Bahamas 4/2009 528 DP2
Well Intervention —
Q4000 (4)
U.S. 4/2002 312 DP3
Seawell (3)
U.K. 7/2002 368 DP2
Well Enhancer (3)
U.K. 10/2009 432 DP2
Q5000 (5)
Bahamas 4/2015 358 DP3
Siem Helix 1 (6)
Bahamas 6/2016 521 DP3
Siem Helix 2 (6)
Bahamas 2/2017 521 DP3
Q7000 Bahamas 1/2020 320 DP3
6 IRSs, 3 SILs and the ROAM (7)
— Various — —
Robotics —
44 ROVs, 4 Trenchers and 1 ROVDrill (3), (8)
— Various — —
Grand Canyon II (6)
Norway 4/2015 419 DP3
Grand Canyon III (6)
Norway 5/2017 419 DP3
(1) Under governmental regulations and our insurance policies, we are required to maintain our vessels in accordance with standards of seaworthiness, safety and health set by governmental regulations and classification organizations. We maintain our fleet to the standards for seaworthiness, safety and health set by the ABS, Bureau Veritas (“BV”), Det Norske Veritas (“DNV”), Lloyds Register of Shipping (“Lloyds”), and the Coast Guard. ABS, BV, DNV and Lloyds are classification societies used by vessel owners to certify that their vessels meet certain structural, mechanical and safety equipment standards.
(2) Represents the date we placed our owned vessels in service (rather than the date of commissioning) or the date the charters for our chartered vessels commenced, as applicable.
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(3) Serves as security for the Credit Agreement described in Note 8. The Seawell was pledged as security beginning in July 2020 as was the Well Enhancer beginning in February 2021.
(4) Subject to a vessel mortgage securing our MARAD Debt described in Note 8.
(5) Serves as security for our Nordea Q5000 Loan described in Note 8.
(6) Vessel under long-term charter agreement.
(7) We own a 50% interest in the 15K IRS and the ROAM, both of which we jointly developed with Schlumberger.
(8) Average age of our fleet of ROVs, trenchers and ROVDrill is approximately 10.5 years.
We incur routine dry dock, inspection, maintenance and repair costs pursuant to applicable statutory regulations in order to maintain our vessels in accordance with the rules of the applicable class society. In addition to complying with these requirements, we have our own asset maintenance programs that we believe permit us to continue to provide our customers with well-maintained, reliable assets. In the normal course of business, we charter spot vessels, such as tugboats, cargo barges, utility boats and additional robotics support vessels.
FACILITIES
Our corporate headquarters are located at 3505 West Sam Houston Parkway North, Suite 400, Houston, Texas 77043. We currently lease all of our facilities, which are primarily located in Texas, Scotland, Singapore and Brazil.