Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT (2024)
Chapter: Appendix C: Holiday Periods Excluded from Validation
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"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
APPENDIX C: HOLIDAY PERIODS EXCLUDED FROM VALIDATION
Appendix C includes a table that lists all holiday periods that were excluded from the validation.
Table C-1. Holiday Periods Excluded from Validation
| Date | Holiday Period | Day of Week | Holiday | Day of Year |
|---|---|---|---|---|
| 1/1/2011 | New Year’s Day | Saturday | Yes | 1 |
| 1/17/2011 | Martin Luther King Day | Monday | Yes | 17 |
| 2/21/2011 | Presidents’ Day | Monday | Yes | 52 |
| 4/21/2011 | Easter | Thursday | No | 111 |
| 4/22/2011 | Easter | Friday | No | 112 |
| 4/24/2011 | Easter | Sunday | Yes | 114 |
| 4/25/2011 | Easter | Monday | No | 115 |
| 5/26/2011 | Memorial Day | Thursday | No | 146 |
| 5/27/2011 | Memorial Day | Friday | No | 147 |
| 5/28/2011 | Memorial Day | Saturday | No | 148 |
| 5/29/2011 | Memorial Day | Sunday | No | 149 |
| 5/30/2011 | Memorial Day | Monday | Yes | 150 |
| 5/31/2011 | Memorial Day | Tuesday | No | 151 |
| 7/1/2011 | Independence Day | Friday | No | 182 |
| 7/2/2011 | Independence Day | Saturday | No | 183 |
| 7/3/2011 | Independence Day | Sunday | No | 184 |
| 7/4/2011 | Independence Day | Monday | Yes | 185 |
| 7/5/2011 | Independence Day | Tuesday | No | 186 |
| 9/2/2011 | Labor Day | Friday | No | 245 |
| 9/3/2011 | Labor Day | Saturday | No | 246 |
| 9/4/2011 | Labor Day | Sunday | No | 247 |
| 9/5/2011 | Labor Day | Monday | Yes | 248 |
| 10/10/2011 | Columbus Day | Monday | Yes | 283 |
| 11/11/2011 | Veterans Day | Friday | Yes | 315 |
| 11/22/2011 | Thanksgiving | Tuesday | No | 326 |
| 11/23/2011 | Thanksgiving | Wednesday | No | 327 |
| 11/24/2011 | Thanksgiving | Thursday | Yes | 328 |
| 11/25/2011 | Thanksgiving | Friday | No | 329 |
| 11/26/2011 | Thanksgiving | Saturday | No | 330 |
| 11/27/2011 | Thanksgiving | Sunday | No | 331 |
| 12/22/2011 | Christmas | Thursday | No | 356 |
| 12/23/2011 | Christmas | Friday | No | 357 |
| 12/24/2011 | Christmas | Saturday | No | 358 |
| 12/25/2011 | Christmas | Sunday | Yes | 359 |
| 12/26/2011 | Christmas | Monday | No | 360 |
Page
175
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
| Date | Holiday Period | Day of Week | Holiday | Day of Year |
|---|---|---|---|---|
| 12/31/2011 | New Year’s Eve | Saturday | Yes | 365 |
| 1/1/2012 | New Year’s Day | Sunday | Yes | 1 |
| 1/2/2012 | New Year’s Day | Monday | No | 2 |
| 1/16/2012 | Martin Luther King Day | Monday | Yes | 16 |
| 2/20/2012 | Presidents’ Day | Monday | Yes | 51 |
| 4/5/2012 | Easter | Thursday | No | 96 |
| 4/6/2012 | Easter | Friday | No | 97 |
| 4/7/2012 | Easter | Saturday | No | 98 |
| 4/8/2012 | Easter | Sunday | Yes | 99 |
| 4/9/2012 | Easter | Monday | No | 100 |
| 5/24/2012 | Memorial Day | Thursday | No | 145 |
| 5/25/2012 | Memorial Day | Friday | No | 146 |
| 5/26/2012 | Memorial Day | Saturday | No | 147 |
| 5/27/2012 | Memorial Day | Sunday | No | 148 |
| 5/28/2012 | Memorial Day | Monday | Yes | 149 |
| 5/29/2012 | Memorial Day | Tuesday | No | 150 |
| 7/1/2012 | Independence Day | Sunday | No | 183 |
| 7/2/2012 | Independence Day | Monday | No | 184 |
| 7/3/2012 | Independence Day | Tuesday | No | 185 |
| 7/4/2012 | Independence Day | Wednesday | Yes | 186 |
| 7/5/2012 | Independence Day | Thursday | No | 187 |
| 8/31/2012 | Labor Day | Friday | No | 244 |
| 9/1/2012 | Labor Day | Saturday | No | 245 |
| 9/2/2012 | Labor Day | Sunday | No | 246 |
| 9/3/2012 | Labor Day | Monday | Yes | 247 |
| 10/8/2012 | Columbus Day | Monday | Yes | 282 |
| 11/12/2012 | Veterans Day | Monday | Yes | 317 |
| 11/20/2012 | Thanksgiving | Tuesday | No | 325 |
| 11/21/2012 | Thanksgiving | Wednesday | No | 326 |
| 11/22/2012 | Thanksgiving | Thursday | Yes | 327 |
| 11/23/2012 | Thanksgiving | Friday | No | 328 |
| 11/24/2012 | Thanksgiving | Saturday | No | 329 |
| 11/25/2012 | Thanksgiving | Sunday | No | 330 |
| 12/22/2012 | Christmas | Saturday | No | 357 |
| 12/23/2012 | Christmas | Sunday | No | 358 |
| 12/24/2012 | Christmas | Monday | No | 359 |
| 12/25/2012 | Christmas | Tuesday | Yes | 360 |
| 12/26/2012 | Christmas | Wednesday | No | 361 |
| 12/31/2012 | New Year’s Eve | Monday | Yes | 366 |
| 1/1/2013 | New Year’s Day | Tuesday | Yes | 1 |
Page
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
| Date | Holiday Period | Day of Week | Holiday | Day of Year |
|---|---|---|---|---|
| 1/21/2013 | Martin Luther King Day | Monday | Yes | 21 |
| 2/18/2013 | Presidents’ Day | Monday | Yes | 49 |
| 3/28/2013 | Easter | Thursday | No | 87 |
| 3/29/2013 | Easter | Friday | No | 88 |
| 3/30/2013 | Easter | Saturday | No | 89 |
| 3/31/2013 | Easter | Sunday | Yes | 90 |
| 4/1/2013 | Easter | Monday | No | 91 |
| 5/23/2013 | Memorial Day | Thursday | No | 143 |
| 5/24/2013 | Memorial Day | Friday | No | 144 |
| 5/25/2013 | Memorial Day | Saturday | No | 145 |
| 5/26/2013 | Memorial Day | Sunday | No | 146 |
| 5/27/2013 | Memorial Day | Monday | Yes | 147 |
| 5/28/2013 | Memorial Day | Tuesday | No | 148 |
| 7/1/2013 | Independence Day | Monday | No | 182 |
| 7/2/2013 | Independence Day | Tuesday | No | 183 |
| 7/3/2013 | Independence Day | Wednesday | No | 184 |
| 7/4/2013 | Independence Day | Thursday | Yes | 185 |
| 7/5/2013 | Independence Day | Friday | No | 186 |
| 8/30/2013 | Labor Day | Friday | No | 242 |
| 8/31/2013 | Labor Day | Saturday | No | 243 |
| 9/1/2013 | Labor Day | Sunday | No | 244 |
| 9/2/2013 | Labor Day | Monday | Yes | 245 |
| 10/14/2013 | Columbus Day | Monday | Yes | 287 |
| 11/11/2013 | Veterans Day | Monday | Yes | 315 |
| 11/26/2013 | Thanksgiving | Tuesday | No | 330 |
| 11/27/2013 | Thanksgiving | Wednesday | No | 331 |
| 11/28/2013 | Thanksgiving | Thursday | Yes | 332 |
| 11/29/2013 | Thanksgiving | Friday | No | 333 |
| 11/30/2013 | Thanksgiving | Saturday | No | 334 |
| 12/1/2013 | Thanksgiving | Sunday | No | 335 |
| 12/22/2013 | Christmas | Sunday | No | 356 |
| 12/23/2013 | Christmas | Monday | No | 357 |
| 12/24/2013 | Christmas | Tuesday | No | 358 |
| 12/25/2013 | Christmas | Wednesday | Yes | 359 |
| 12/26/2013 | Christmas | Thursday | No | 360 |
| 12/31/2013 | New Year’s Eve | Tuesday | No | 365 |
| 1/1/2014 | New Year’s Day | Wednesday | Yes | 1 |
| 1/20/2014 | Martin Luther King Day | Monday | Yes | 20 |
| 2/17/2014 | Presidents’ Day | Monday | Yes | 48 |
| 4/17/2014 | Easter | Thursday | No | 107 |
Page
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
| Date | Holiday Period | Day of Week | Holiday | Day of Year |
|---|---|---|---|---|
| 4/18/2014 | Easter | Friday | No | 108 |
| 4/19/2014 | Easter | Saturday | No | 109 |
| 4/20/2014 | Easter | Sunday | Yes | 110 |
| 4/21/2014 | Easter | Monday | No | 111 |
| 5/22/2014 | Memorial Day | Thursday | No | 142 |
| 5/23/2014 | Memorial Day | Friday | No | 143 |
| 5/24/2014 | Memorial Day | Saturday | No | 144 |
| 5/25/2014 | Memorial Day | Sunday | No | 145 |
| 5/26/2014 | Memorial Day | Monday | Yes | 146 |
| 5/27/2014 | Memorial Day | Tuesday | No | 147 |
| 7/1/2014 | Independence Day | Tuesday | No | 182 |
| 7/2/2014 | Independence Day | Wednesday | No | 183 |
| 7/3/2014 | Independence Day | Thursday | No | 184 |
| 7/4/2014 | Independence Day | Friday | Yes | 185 |
| 7/5/2014 | Independence Day | Saturday | No | 186 |
| 8/29/2014 | Labor Day | Friday | No | 241 |
| 8/30/2014 | Labor Day | Saturday | No | 242 |
| 8/31/2014 | Labor Day | Sunday | No | 243 |
| 9/1/2014 | Labor Day | Monday | Yes | 244 |
| 10/13/2014 | Columbus Day | Monday | Yes | 286 |
| 11/11/2014 | Veterans Day | Tuesday | Yes | 315 |
| 11/25/2014 | Thanksgiving | Tuesday | No | 329 |
| 11/26/2014 | Thanksgiving | Wednesday | No | 330 |
| 11/27/2014 | Thanksgiving | Thursday | Yes | 331 |
| 11/28/2014 | Thanksgiving | Friday | No | 332 |
| 11/29/2014 | Thanksgiving | Saturday | No | 333 |
| 11/30/2014 | Thanksgiving | Sunday | No | 334 |
| 12/22/2014 | Christmas | Monday | No | 356 |
| 12/23/2014 | Christmas | Tuesday | No | 357 |
| 12/24/2014 | Christmas | Wednesday | No | 358 |
| 12/25/2014 | Christmas | Thursday | Yes | 359 |
| 12/26/2014 | Christmas | Friday | No | 360 |
| 12/31/2014 | New Year’s Eve | Wednesday | No | 365 |
| 1/1/2015 | New Year’s Day | Thursday | Yes | 1 |
| 1/19/2015 | Martin Luther King Day | Monday | Yes | 19 |
| 2/16/2015 | Presidents’ Day | Monday | Yes | 47 |
| 4/2/2015 | Easter | Thursday | No | 92 |
| 4/3/2015 | Easter | Friday | No | 93 |
| 4/4/2015 | Easter | Saturday | No | 94 |
| 4/5/2015 | Easter | Sunday | Yes | 95 |
Page
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
| Date | Holiday Period | Day of Week | Holiday | Day of Year |
|---|---|---|---|---|
| 4/6/2015 | Easter | Monday | No | 96 |
| 5/21/2015 | Memorial Day | Thursday | No | 141 |
| 5/22/2015 | Memorial Day | Friday | No | 142 |
| 5/23/2015 | Memorial Day | Saturday | No | 143 |
| 5/24/2015 | Memorial Day | Sunday | No | 144 |
| 5/25/2015 | Memorial Day | Monday | Yes | 145 |
| 5/26/2015 | Memorial Day | Tuesday | No | 146 |
| 7/1/2015 | Independence Day | Wednesday | No | 182 |
| 7/2/2015 | Independence Day | Thursday | No | 183 |
| 7/3/2015 | Independence Day | Friday | No | 184 |
| 7/4/2015 | Independence Day | Saturday | Yes | 185 |
| 7/5/2015 | Independence Day | Sunday | No | 186 |
| 9/4/2015 | Labor Day | Friday | No | 247 |
| 9/5/2015 | Labor Day | Saturday | No | 248 |
| 9/6/2015 | Labor Day | Sunday | No | 249 |
| 9/7/2015 | Labor Day | Monday | Yes | 250 |
| 10/12/2015 | Columbus Day | Monday | Yes | 285 |
| 11/11/2015 | Veterans Day | Wednesday | Yes | 315 |
| 11/24/2015 | Thanksgiving | Tuesday | No | 328 |
| 11/25/2015 | Thanksgiving | Wednesday | No | 329 |
| 11/26/2015 | Thanksgiving | Thursday | Yes | 330 |
| 11/27/2015 | Thanksgiving | Friday | No | 331 |
| 11/28/2015 | Thanksgiving | Saturday | No | 332 |
| 11/29/2015 | Thanksgiving | Sunday | No | 333 |
| 12/22/2015 | Christmas | Tuesday | No | 356 |
| 12/23/2015 | Christmas | Wednesday | No | 357 |
| 12/24/2015 | Christmas | Thursday | No | 358 |
| 12/25/2015 | Christmas | Friday | Yes | 359 |
| 12/26/2015 | Christmas | Saturday | No | 360 |
| 12/31/2015 | New Year’s Eve | Thursday | Yes | 365 |
| 1/1/2016 | New Year’s Day | Friday | Yes | 1 |
| 1/18/2016 | Martin Luther King Day | Monday | Yes | 18 |
| 2/15/2016 | Presidents’ Day | Monday | Yes | 46 |
| 3/24/2016 | Easter | Thursday | No | 84 |
| 3/25/2016 | Easter | Friday | No | 85 |
| 3/26/2016 | Easter | Saturday | No | 86 |
| 3/27/2016 | Easter | Sunday | Yes | 87 |
| 3/28/2016 | Easter | Monday | No | 88 |
| 5/26/2016 | Memorial Day | Thursday | No | 147 |
| 5/27/2016 | Memorial Day | Friday | No | 148 |
Page
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
| Date | Holiday Period | Day of Week | Holiday | Day of Year |
|---|---|---|---|---|
| 5/28/2016 | Memorial Day | Saturday | No | 149 |
| 5/29/2016 | Memorial Day | Sunday | No | 150 |
| 5/30/2016 | Memorial Day | Monday | Yes | 151 |
| 5/31/2016 | Memorial Day | Tuesday | No | 152 |
| 7/1/2016 | Independence Day | Friday | No | 183 |
| 7/2/2016 | Independence Day | Saturday | No | 184 |
| 7/3/2016 | Independence Day | Sunday | No | 185 |
| 7/4/2016 | Independence Day | Monday | Yes | 186 |
| 7/5/2016 | Independence Day | Tuesday | No | 187 |
| 9/2/2016 | Labor Day | Friday | No | 246 |
| 9/3/2016 | Labor Day | Saturday | No | 247 |
| 9/4/2016 | Labor Day | Sunday | No | 248 |
| 9/5/2016 | Labor Day | Monday | Yes | 249 |
| 10/10/2016 | Columbus Day | Monday | Yes | 284 |
| 11/11/2016 | Veterans Day | Friday | Yes | 316 |
| 11/22/2016 | Thanksgiving | Tuesday | No | 327 |
| 11/23/2016 | Thanksgiving | Wednesday | No | 328 |
| 11/24/2016 | Thanksgiving | Thursday | Yes | 329 |
| 11/25/2016 | Thanksgiving | Friday | No | 330 |
| 11/26/2016 | Thanksgiving | Saturday | No | 331 |
| 11/27/2016 | Thanksgiving | Sunday | No | 332 |
| 12/22/2016 | Christmas | Thursday | No | 357 |
| 12/23/2016 | Christmas | Friday | No | 358 |
| 12/24/2016 | Christmas | Saturday | No | 359 |
| 12/25/2016 | Christmas | Sunday | Yes | 360 |
| 12/26/2016 | Christmas | Monday | No | 361 |
| 12/31/2016 | New Year’s Eve | Saturday | Yes | 366 |
| 1/1/2017 | New Year’s Day | Sunday | Yes | 1 |
| 1/2/2017 | New Year’s Day | Monday | No | 2 |
| 1/16/2017 | Martin Luther King Day | Monday | Yes | 16 |
| 2/20/2017 | Presidents’ Day | Monday | Yes | 51 |
| 4/13/2017 | Easter | Thursday | No | 103 |
| 4/14/2017 | Easter | Friday | No | 104 |
| 4/15/2017 | Easter | Saturday | No | 105 |
| 4/16/2017 | Easter | Sunday | Yes | 106 |
| 4/17/2017 | Easter | Monday | No | 107 |
| 5/25/2017 | Memorial Day | Thursday | No | 145 |
| 5/26/2017 | Memorial Day | Friday | No | 146 |
| 5/27/2017 | Memorial Day | Saturday | No | 147 |
| 5/28/2017 | Memorial Day | Sunday | No | 148 |
Page
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
| Date | Holiday Period | Day of Week | Holiday | Day of Year |
|---|---|---|---|---|
| 5/29/2017 | Memorial Day | Monday | Yes | 149 |
| 5/30/2017 | Memorial Day | Tuesday | No | 150 |
| 7/1/2017 | Independence Day | Saturday | No | 182 |
| 7/2/2017 | Independence Day | Sunday | No | 183 |
| 7/3/2017 | Independence Day | Monday | No | 184 |
| 7/4/2017 | Independence Day | Tuesday | Yes | 185 |
| 7/5/2017 | Independence Day | Wednesday | No | 186 |
| 9/1/2017 | Labor Day | Friday | No | 244 |
| 9/2/2017 | Labor Day | Saturday | No | 245 |
| 9/3/2017 | Labor Day | Sunday | No | 246 |
| 9/4/2017 | Labor Day | Monday | Yes | 247 |
| 10/9/2017 | Columbus Day | Monday | Yes | 282 |
| 11/10/2017 | Veterans Day | Friday | Yes | 314 |
| 11/21/2017 | Thanksgiving | Tuesday | No | 325 |
| 11/22/2017 | Thanksgiving | Wednesday | No | 326 |
| 11/23/2017 | Thanksgiving | Thursday | Yes | 327 |
| 11/24/2017 | Thanksgiving | Friday | No | 328 |
| 11/25/2017 | Thanksgiving | Saturday | No | 329 |
| 11/26/2017 | Thanksgiving | Sunday | No | 330 |
| 12/22/2017 | Christmas | Friday | No | 356 |
| 12/23/2017 | Christmas | Saturday | No | 357 |
| 12/24/2017 | Christmas | Sunday | No | 358 |
| 12/25/2017 | Christmas | Monday | Yes | 359 |
| 12/26/2017 | Christmas | Tuesday | No | 360 |
| 12/31/2017 | New Year’s Eve | Sunday | Yes | 365 |
| 1/1/2018 | New Year’s Day | Monday | Yes | 1 |
| 1/15/2018 | Martin Luther King Day | Monday | Yes | 15 |
| 2/19/2018 | Presidents’ Day | Monday | Yes | 50 |
| 3/29/2018 | Easter | Thursday | No | 88 |
| 3/30/2018 | Easter | Friday | No | 89 |
| 3/31/2018 | Easter | Saturday | No | 90 |
| 4/1/2018 | Easter | Sunday | Yes | 91 |
| 4/2/2018 | Easter | Monday | No | 92 |
| 5/24/2018 | Memorial Day | Thursday | No | 144 |
| 5/25/2018 | Memorial Day | Friday | No | 145 |
| 5/26/2018 | Memorial Day | Saturday | No | 146 |
| 5/27/2018 | Memorial Day | Sunday | No | 147 |
| 5/28/2018 | Memorial Day | Monday | Yes | 148 |
| 5/29/2018 | Memorial Day | Tuesday | No | 149 |
| 7/1/2018 | Independence Day | Sunday | No | 182 |
Page
181
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
| Date | Holiday Period | Day of Week | Holiday | Day of Year |
|---|---|---|---|---|
| 7/2/2018 | Independence Day | Monday | No | 183 |
| 7/3/2018 | Independence Day | Tuesday | No | 184 |
| 7/4/2018 | Independence Day | Wednesday | Yes | 185 |
| 7/5/2018 | Independence Day | Thursday | No | 186 |
| 8/31/2018 | Labor Day | Friday | No | 243 |
| 9/1/2018 | Labor Day | Saturday | No | 244 |
| 9/2/2018 | Labor Day | Sunday | No | 245 |
| 9/3/2018 | Labor Day | Monday | Yes | 246 |
| 10/8/2018 | Columbus Day | Monday | Yes | 281 |
| 11/12/2018 | Veterans Day | Monday | Yes | 316 |
| 11/20/2018 | Thanksgiving | Tuesday | No | 324 |
| 11/21/2018 | Thanksgiving | Wednesday | No | 325 |
| 11/22/2018 | Thanksgiving | Thursday | Yes | 326 |
| 11/23/2018 | Thanksgiving | Friday | No | 327 |
| 11/24/2018 | Thanksgiving | Saturday | No | 328 |
| 11/25/2018 | Thanksgiving | Sunday | No | 329 |
| 12/22/2018 | Christmas | Saturday | No | 356 |
| 12/23/2018 | Christmas | Sunday | No | 357 |
| 12/24/2018 | Christmas | Monday | No | 358 |
| 12/25/2018 | Christmas | Tuesday | Yes | 359 |
| 12/26/2018 | Christmas | Wednesday | No | 360 |
| 12/31/2018 | New Year’s Eve | Monday | Yes | 365 |
| 1/1/2019 | New Year’s Day | Tuesday | Yes | 1 |
| 1/21/2019 | Martin Luther King Day | Monday | Yes | 21 |
| 2/18/2019 | Presidents’ Day | Monday | Yes | 49 |
| 4/18/2019 | Easter | Thursday | No | 108 |
| 4/19/2019 | Easter | Friday | No | 109 |
| 4/20/2019 | Easter | Saturday | No | 110 |
| 4/21/2019 | Easter | Sunday | Yes | 111 |
| 4/22/2019 | Easter | Monday | No | 112 |
| 5/23/2019 | Memorial Day | Thursday | No | 143 |
| 5/24/2019 | Memorial Day | Friday | No | 144 |
| 5/25/2019 | Memorial Day | Saturday | No | 145 |
| 5/26/2019 | Memorial Day | Sunday | No | 146 |
| 5/27/2019 | Memorial Day | Monday | Yes | 147 |
| 5/28/2019 | Memorial Day | Tuesday | No | 148 |
| 7/1/2019 | Independence Day | Monday | No | 182 |
| 7/2/2019 | Independence Day | Tuesday | No | 183 |
| 7/3/2019 | Independence Day | Wednesday | No | 184 |
| 7/4/2019 | Independence Day | Thursday | Yes | 185 |
Page
182
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
| Date | Holiday Period | Day of Week | Holiday | Day of Year |
|---|---|---|---|---|
| 7/5/2019 | Independence Day | Friday | No | 186 |
| 8/30/2019 | Labor Day | Friday | No | 242 |
| 8/31/2019 | Labor Day | Saturday | No | 243 |
| 9/1/2019 | Labor Day | Sunday | Yes | 244 |
| 9/2/2019 | Labor Day | Monday | No | 245 |
| 10/14/2019 | Columbus Day | Monday | Yes | 287 |
| 11/11/2019 | Veterans Day | Monday | Yes | 315 |
| 11/26/2019 | Thanksgiving | Tuesday | No | 330 |
| 11/27/2019 | Thanksgiving | Wednesday | No | 331 |
| 11/28/2019 | Thanksgiving | Thursday | Yes | 332 |
| 11/29/2019 | Thanksgiving | Friday | No | 333 |
| 11/30/2019 | Thanksgiving | Saturday | No | 334 |
| 12/1/2019 | Thanksgiving | Sunday | No | 335 |
| 12/22/2019 | Christmas | Sunday | No | 356 |
| 12/23/2019 | Christmas | Monday | No | 357 |
| 12/24/2019 | Christmas | Tuesday | No | 358 |
| 12/25/2019 | Christmas | Wednesday | Yes | 359 |
| 12/26/2019 | Christmas | Thursday | No | 360 |
| 12/31/2019 | New Year’s Eve | Tuesday | Yes | 365 |
| 1/1/2021 | New Year’s Day | Friday | Yes | 1 |
| 1/18/2021 | Martin Luther King Day | Monday | Yes | 18 |
| 2/15/2021 | Presidents’ Day | Monday | Yes | 46 |
| 4/1/2021 | Easter | Thursday | No | 91 |
| 4/2/2021 | Easter | Friday | No | 92 |
| 4/3/2021 | Easter | Saturday | No | 93 |
| 4/4/2021 | Easter | Sunday | Yes | 94 |
| 4/5/2021 | Easter | Monday | No | 95 |
| 5/27/2021 | Memorial Day | Thursday | No | 147 |
| 5/28/2021 | Memorial Day | Friday | No | 148 |
| 5/29/2021 | Memorial Day | Saturday | No | 149 |
| 5/30/2021 | Memorial Day | Sunday | No | 150 |
| 5/31/2021 | Memorial Day | Monday | Yes | 151 |
| 6/1/2021 | Memorial Day | Tuesday | No | 152 |
| 6/18/2021 | Juneteenth | Friday | Yes | 169 |
| 7/1/2021 | Independence Day | Thursday | No | 182 |
| 7/2/2021 | Independence Day | Friday | No | 183 |
| 7/3/2021 | Independence Day | Saturday | No | 184 |
| 7/4/2021 | Independence Day | Sunday | Yes | 185 |
| 7/5/2021 | Independence Day | Monday | No | 186 |
| 9/3/2021 | Labor Day | Friday | No | 246 |
Page
183
Share
Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
| Date | Holiday Period | Day of Week | Holiday | Day of Year |
|---|---|---|---|---|
| 9/4/2021 | Labor Day | Saturday | No | 247 |
| 9/5/2021 | Labor Day | Sunday | No | 248 |
| 9/6/2021 | Labor Day | Monday | Yes | 249 |
| 10/11/2021 | Columbus Day | Monday | Yes | 284 |
| 11/11/2021 | Veterans Day | Thursday | Yes | 315 |
| 11/23/2021 | Thanksgiving | Tuesday | No | 327 |
| 11/24/2021 | Thanksgiving | Wednesday | No | 328 |
| 11/25/2021 | Thanksgiving | Thursday | Yes | 329 |
| 11/26/2021 | Thanksgiving | Friday | No | 330 |
| 11/27/2021 | Thanksgiving | Saturday | No | 331 |
| 11/28/2021 | Thanksgiving | Sunday | No | 332 |
| 12/22/2021 | Christmas | Wednesday | No | 356 |
| 12/23/2021 | Christmas | Thursday | No | 357 |
| 12/24/2021 | Christmas | Friday | No | 358 |
| 12/25/2021 | Christmas | Saturday | Yes | 359 |
| 12/26/2021 | Christmas | Sunday | No | 360 |
| 12/31/2021 | New Year’s Eve | Friday | Yes | 365 |
| 1/1/2022 | New Year’s Day | Saturday | Yes | 1 |
| 1/17/2022 | Martin Luther King Day | Monday | Yes | 17 |
| 2/21/2022 | Presidents’ Day | Monday | Yes | 52 |
| 4/14/2022 | Easter | Thursday | No | 104 |
| 4/15/2022 | Easter | Friday | No | 105 |
| 4/16/2022 | Easter | Saturday | No | 106 |
| 4/17/2022 | Easter | Sunday | Yes | 107 |
| 4/18/2022 | Easter | Monday | No | 108 |
| 5/26/2022 | Memorial Day | Thursday | No | 146 |
| 5/27/2022 | Memorial Day | Friday | No | 147 |
| 5/28/2022 | Memorial Day | Saturday | No | 148 |
| 5/29/2022 | Memorial Day | Sunday | No | 149 |
| 5/30/2022 | Memorial Day | Monday | Yes | 150 |
| 5/31/2022 | Memorial Day | Tuesday | No | 151 |
| 6/20/2022 | Juneteenth | Monday | Yes | 171 |
| 7/1/2022 | Independence Day | Friday | No | 182 |
| 7/2/2022 | Independence Day | Saturday | No | 183 |
| 7/3/2022 | Independence Day | Sunday | No | 184 |
| 7/4/2022 | Independence Day | Monday | Yes | 185 |
| 7/5/2022 | Independence Day | Tuesday | No | 186 |
| 9/2/2022 | Labor Day | Friday | No | 245 |
| 9/3/2022 | Labor Day | Saturday | No | 246 |
| 9/4/2022 | Labor Day | Sunday | No | 247 |
Page
184
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
| Date | Holiday Period | Day of Week | Holiday | Day of Year |
|---|---|---|---|---|
| 9/5/2022 | Labor Day | Monday | Yes | 248 |
| 10/10/2022 | Columbus Day | Monday | Yes | 283 |
| 11/11/2022 | Veterans Day | Friday | Yes | 315 |
| 11/22/2022 | Thanksgiving | Tuesday | No | 326 |
| 11/23/2022 | Thanksgiving | Wednesday | No | 327 |
| 11/24/2022 | Thanksgiving | Thursday | Yes | 328 |
| 11/25/2022 | Thanksgiving | Friday | No | 329 |
| 11/26/2022 | Thanksgiving | Saturday | No | 330 |
| 11/27/2022 | Thanksgiving | Sunday | No | 331 |
| 12/22/2022 | Christmas | Thursday | No | 356 |
| 12/23/2022 | Christmas | Friday | No | 357 |
| 12/24/2022 | Christmas | Saturday | No | 358 |
| 12/25/2022 | Christmas | Sunday | Yes | 359 |
| 12/26/2022 | Christmas | Monday | No | 360 |
| 12/31/2022 | New Year’s Eve | Saturday | Yes | 365 |
Page
174
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
Page
175
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
Page
176
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
Page
177
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
Page
178
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
Page
179
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
Page
180
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
Page
181
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
Page
182
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
Page
183
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Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
Page
184
Share
Suggested Citation:
"Appendix C: Holiday Periods Excluded from Validation." National Academies of Sciences, Engineering, and Medicine. 2024. Methods for Assigning Short-Duration Traffic Volume Counts to Adjustment Factor Groups to Estimate AADT. Washington, DC: The National Academies Press.
doi: 10.17226/27926.
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