1625-0035 Calc-Sheet

1625-0036

Appendix A: Requirements Causing the Information Collection
Subject and Affected Population
33 CFR
Subpart A – General
Authorizing classification societies to perform plan reviews, certifications and inspections & Appeals.
Any classification society that wishes to be authorized must submit an application to the Coast Guard.
Classification societies authorized to perform such duties must keep available plans, calculations, records of inspections,
157.04(b), (c)(3) – (6)
etc.
Any person/classification society not satisfied with a ruling may appeal the ruling in writing.
Any person not satisfied with a ruling may appeal the ruling in writing.
157.06
Subpart B - Design, Equipment, and Installation
Owner or operator of a tank vessel engaged in the transfer of crude oil from an offshore oil exploitation or production facility
157.10b(d)
on the Outer Continental Shelf must apply for acceptance of a special ballast arrangement, when necessary.
Each tank vessel that carries oil in bulk must have an instruction manual that describes the automatic and manual
157.23
operation of the cargo and ballast system in the vessel.
Owner, builder or designer of a new vessel that carries oil in bulk as cargo and wishes to enter the navigable waters of the
157.24
United States must submit documentation to the Coast Guard.
Owner or operator of a tank vessel that will be modified to meet segregated ballast tanks requirements must submit
157.24(a)
calculations, plans and specifications for existing vessels.
Subpart C – Vessel Operation
Availability and use of the cargo and ballast system instruction manual.
157.49
The master of a tank vessel must ensure that the instruction manual is available and used when the cargo or ballast
systems are operated.
Subpart D – Crude Oil Washing (COW) System on Tank Vessels
Submission of COW plans for U.S. tank vessels.
Owner or operator of a tank vessel must submit COW plans for U.S. tank vessels.
157.1
The owner or operator of a U.S. tank vessel having a COW system must submit 2 copies of the COW operations and
157.108
equipment manual for inspection of U.S. vessels.
U.S. tank vessels having a COW system are required to have COW documents on board.
157.116
If more than one tank vessel is constructed from the same plans, the owner or operator may submit a written request to the
157.144
Commandant for only one of those tank vessels of the same class to be inspected.
If a U.S. tank vessel has tanks similar in dimensions and internal structure, the owner or operator may submit a written
157.146
request to the OCMI for only one of those tanks to be inspected.
The owner or operator of a U.S. tank vessel that is to be inspected must submit to the Coast Guard inspector evidence that
157.148
the COW piping system has passed a test of 1 ½ times the design working pressure.
After passing the inspections, the owner, operator, and master shall ensure that the results of the inspections are recorded
157.15
in the Crude Oil Washing Operations and Equipment Manual.
Submission of COW plans for foreign tank vessels.
Owner or operator of a foreign tank vessel must submit COW plans for the vessels.
157.102
Foreign tank vessels having a COW system that desire a Coast Guard approved manual must submit 2 copies of a manual
157.11
that meets 33 CFR 158.138.
A foreign tank vessel having a COW system that desires a letter from the Coast Guard accepting the plans submitted must
157.118
have COW documents on board.
If a foreign tank vessel has tanks similar in dimensions and internal structure, the owner or operator may submit a written
157.147
request to the Commandant for only one of those tanks to be inspected.
The owner or operator of a foreign tank vessel that is to be inspected must submit to the Coast Guard inspector evidence
157.148
that the COW system has been installed in accordance with the plans accepted.
After passing the inspections, the owner, operator, and master shall ensure that the results of the inspections are recorded
157.15
in the Crude Oil Washing Operations and Equipment Manual.
Subject and Affected Population
33 CFR
Subpart E – Dedicated Clean Ballast Tanks on Tank Vessels
Dedicated clean ballast tanks for U.S. tank vessels.
Owner or operator of a tank vessel that will be modified to meet clean ballast tanks requirements must submit plans for U.S. tank vessels.
157.2
Owner or operator of a tank vessel that will be modified to meet clean ballast tanks requirements must submit a manual.
157.206
U.S. tank vessels equipped with dedicated clean ballast tanks are required to have related documents on board.
The owner or operator of a tank vessel that wants to make alterations to the dedicated clean ballast tanks must submit
plans to show alterations.
Dedicated clean ballast tanks for foreign tank vessels.
Foreign flag vessels that wish to obtain a letter from the Coast Guard accepting the clean ballast tanks plans, and fall
under any of the DWT determinations above would have to show proof of meeting the clean ballast tanks requirements.
Foreign flag vessels that wish to obtain a letter from the Coast Guard accepting the clean ballast tanks plans, and fall
under any of the DWT determinations above would have to show proof of meeting the clean ballast tanks requirements and
submit an operations manual.
A foreign tank vessel equipped with dedicated clean ballast tanks that desires a letter from the Coast Guard accepting the
plans submitted must have them on board.
The owner or operator of a tank vessel that wants to make alterations to the dedicated clean ballast tanks must submit
plans to show alterations.
Exemptions
The owner or operator of a vessel seeking an exemption or modification from these requirements must submit an
application requesting an exemption. The application must be in writing and submitted to the Commandant.
The owner, operator, and master of each vessel that has been granted an exemption must ensure that the letter that grants
the exemption is on board the vessel, or the certificate of inspection bearing the exemption is on board the vessel.

Page 1 of 5

Respondents

Authorized Classification Societies are
estimated to approve 75% of Build Plans
annually.

Historically one Appeal per year.

New US and Foreign Tank Vessels.

All US and Foreign Tank Vessels Carrying Oil
in US annually. Foreign Tank Ships estimated
as 50% of Total Foreign Population.

New US Tank Vessels.

New Foreign Tank Vessels.

Respondents

New US Tank Vessels.

157.214
157.218
157.202
157.202

157.208

New Foreign Tank Vessels.

157.216
157.218

157.302
Historically none.
157.310(e) and (f)

1625-0036

Appendix B: Total Estimated Annual Burden on Industry from Reporting Requirements
Build Plans Reviewed by ACS
Total Annual Build Plans

75%
196

Classification Society Copies of Build Plan Approvals
Annual Respondents
Annual Responses
Hours per Response
Hour Burden
Wage Rate
Cost Burden

7
147
1
147
$78
$11,466

Annual Respondents
Annual Responses
Hour Burden
Cost Burden

7
147
147
$11,466

Annual Respondents
Annual Responses
Hour Burden
Cost Burden

196
196
196
$15,288

Annual Respondents
Annual Responses
Hour Burden
Cost Burden

1
1
4
$312

Build Plan and Related Submissions
US Tank Vessels

Annual Respondents
Annual Responses
Hours per Response
Hour Burden
Wage Rate
Cost Burden

Tank Ship
4
4
1
4
$78
$312

Tank Barge
1
1
1
1
$78
$78

Total
5
5

Tank Ship
191
191
1
191
$78
$14,898

Tank Barge
0
0
1
0
$78
$0

Total
191
191

Appeals
1
1
4
4
$78
$312

Exemptions
0
0
8
0
$78
$0

5
$390

Foreign Tank Vessels

Annual Respondents
Annual Responses
Hours per Response
Hour Burden
Wage Rate
Cost Burden

191
$14,898

Appeals and Exemptions

Annual Respondents
Annual Responses
Hours per Response
Hour Burden
Wage Rate
Cost Burden

Total
1
1
4
$312

Total Reporting
Reporting Respondents
Reporting Responses
Reporting Hour Burden
Reporting Cost Burden

Page 2 of 5

204
344
347
$27,066

1625-0036

Appendix C: Total Estimated Annual Burden on Industry from Recordkeeping Requirements
Tank Ship Population: Foreign
Foreign Tank Ships in US per Year
Tank Barge Population: Foreign
Tank Barge Population: Unspecified
Non-US Tank Barges Affected by COI

11,251
50%
237
14
0%

US Tank Vessels

Recordkeeping Respondents
Recordkeeping Responses
Hours per Action
Hour Burden
Wage Rate
Cost Burden

Tank Ship
412
412
0.2
83
$78
$6,474

Tank Barge
5,025
5,025
0.2
1,005
$78
$78,390

Tank Ship
5,626
5,626
0.2
1,126
$78
$87,828

Tank Barge
0
0
0.2
0
$78
$0

Tank Ship
22
22
0.2
5
$78
$390

Tank Barge
0
0
0.2
0
$78
$0

Total
5,437
5,437
1,088
$84,864

Foreign Tank Vessels

Recordkeeping Respondents
Recordkeeping Responses
Hours per Action
Hour Burden
Wage Rate
Cost Burden

Total
5,626
5,626
1,126
$87,828

Unspecified Tank Vessels

Recordkeeping Respondents
Recordkeeping Responses
Hours per Action
Hour Burden
Wage Rate
Cost Burden

Total
22
22
5
$390

Total Recordkeeping
Recordkeeping Respondents
Recordkeeping Responses
Recordkeeping Hour Burden
Recordkeeping Cost Burden

Page 3 of 5

11,085
11,085
2,219
$173,082

1625-0036
Appendix D: Total Estimated Annual Burden on Industry

Respondents
Responses
Hour Burden
Cost Burden

Reporting
204
344
347
$27,066

Recordkeeping
11,085
11,085
2,219
$173,082

Total
11,289
11,429
2,566
$200,148

Total Respondents
Total Responses
Total Hour Burden
Total Cost Burden

11,289
11,429
2,566
$200,148

*Estimates may not sum due to rounding

Page 4 of 5

1625-0036
Appendix E: Estimated Annual Federal Government Cost

Annual Respondents
Annual Responses
Hours per Review
Hour
Wage Rate
Cost

ACS Approvals
7
147
5
735
$105
$77,175

Build Plans
196
196
10
1,960
$105
$205,800

Appeals
1
1
40
40
$105
$4,200

Total Cost

Total
204
344
2,735
$287,175

$287,175

*Estimates may not sum due to rounding

Page 5 of 5