Clean Air Buildings

Building Data Report

0. Space Type BOS-School

1. Establishment Name Higginson Lewis
2. Address address

3. City Boston

4. State / Province MA

5. Country USA

6. Date 03/21/2021

7. Data Source School District

8. Performed by External Company

9. Company Name Address Contact Cashins & Associates, Inc. 599 North Ave #8, Wakefield, MA 01880

10. Requirement Source Boston School 3 ACH guideline

11. Technology Natural Ventilation

12. Min ACH 5.8

13. Max ACH 10.3

14. Avg ACH 7

15. eACH 0

16. Filter MERV

17. Percent Outside Air 100

18. ON and Ventilates Entire Indoor Area Yes

19. Vent Clearance min 6 ft Yes

20. No of Rooms 6

21. sqft 1134.5

22. cuft 11345

23. No of Buildings 1

24. Comments Source Boston School District March 18, 2021. https://www.bostonpublicschools.org/Page/8463 . https://drive.google.com/file/d/1bzam7XeMQDjjv7Og_86PS41K78hBEOfT/view . assumed 10ft ceiling. wACH windows provided in dataset. Calculated wACH from measured CFM rates in dataset do not match. Differences due to errors. Did not use calculated wACH.
Room 111. ACH Copy paste check (uses total or outside) 6.2. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 439. Co2 test start (ppm) 2192. Co2 test end (ppm) 1378. Run time (min:sec) 6:00. Window air velocity max 725. Window air velocity min 516. Window air velocity avg 579. Window outside air volume (cfm) avg 595. Window cu-ft 1.03. Window cfm max 745. Window cfm min 530. Window cfm avg 595. wACH max 5.4. wACH min 3.8. wACH avg 4.3. wACH Copy paste check (does not match calcultated) 6.2.
Room 108. ACH Copy paste check (uses total or outside) 5.8. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 439. Co2 test start (ppm) 2083. Co2 test end (ppm) 1260. Run time (min:sec) 7:00. Window air velocity max 782. Window air velocity min 166. Window air velocity avg 639. Window outside air volume (cfm) avg 657. Window cu-ft 1.03. Window cfm max 804. Window cfm min 171. Window cfm avg 657. wACH max 19.7. wACH min 4.2. wACH avg 16.1. wACH Copy paste check (does not match calcultated) 5.8.
Room 107. ACH Copy paste check (uses total or outside) 6.1. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 439. Co2 test start (ppm) 2193. Co2 test end (ppm) 1367. Run time (min:sec) 6:00. Window air velocity max 733. Window air velocity min 560. Window air velocity avg 625. Window outside air volume (cfm) avg 642. Window cu-ft 1.03. Window cfm max 753. Window cfm min 576. Window cfm avg 642. wACH max 5.4. wACH min 4.1. wACH avg 4.6. wACH Copy paste check (does not match calcultated) 6.1.
Room 207. ACH Copy paste check (uses total or outside) 5.8. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 439. Co2 test start (ppm) 2500. Co2 test end (ppm) 1463. Run time (min:sec) 7:00. Window air velocity max 767. Window air velocity min 71. Window air velocity avg 437. Window outside air volume (cfm) avg 449. Window cu-ft 1.03. Window cfm max 788. Window cfm min 73. Window cfm avg 449. wACH max 5.7. wACH min 0.5. wACH avg 3.2. wACH Copy paste check (does not match calcultated) 5.8.
Room 210B. ACH Copy paste check (uses total or outside) 10.3. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 439. Co2 test start (ppm) 2170. Co2 test end (ppm) 1285. Run time (min:sec) 4:00. Window air velocity max 499. Window air velocity min 191. Window air velocity avg 325. Window outside air volume (cfm) avg 334. Window cu-ft 1.03. Window cfm max 513. Window cfm min 196. Window cfm avg 334. wACH max 7.4. wACH min 2.8. wACH avg 4.8. wACH Copy paste check (does not match calcultated) 10.3.
Room 201. ACH Copy paste check (uses total or outside) 6. Window opening length (inches) 45. Window opening height (inches) 4. Co2 ambient (ppm) 401. Co2 test start (ppm) 2010. Co2 test end (ppm) 1197. Run time (min:sec) 7:00. Window air velocity max 758. Window air velocity min 469. Window air velocity avg 511. Window outside air volume (cfm) avg 639. Window cu-ft 1.25. Window cfm max 948. Window cfm min 586. Window cfm avg 639. wACH max 5.0. wACH min 3.1. wACH avg 3.4. wACH Copy paste check (does not match calcultated) 6.

0. Space Type	BOS-School
1. Establishment Name	Higginson Lewis
2. Address	address
3. City	Boston
4. State / Province	MA
5. Country	USA
6. Date	03/21/2021
7. Data Source	School District
8. Performed by	External Company
9. Company Name Address Contact	Cashins & Associates, Inc. 599 North Ave #8, Wakefield, MA 01880
10. Requirement Source	Boston School 3 ACH guideline
11. Technology	Natural Ventilation
12. Min ACH	5.8
13. Max ACH	10.3
14. Avg ACH	7
15. eACH	0
16. Filter MERV
17. Percent Outside Air	100
18. ON and Ventilates Entire Indoor Area	Yes
19. Vent Clearance min 6 ft	Yes
20. No of Rooms	6
21. sqft	1134.5
22. cuft	11345
23. No of Buildings	1
24. Comments	Source Boston School District March 18, 2021. https://www.bostonpublicschools.org/Page/8463 . https://drive.google.com/file/d/1bzam7XeMQDjjv7Og_86PS41K78hBEOfT/view . assumed 10ft ceiling. wACH windows provided in dataset. Calculated wACH from measured CFM rates in dataset do not match. Differences due to errors. Did not use calculated wACH. Room 111. ACH Copy paste check (uses total or outside) 6.2. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 439. Co2 test start (ppm) 2192. Co2 test end (ppm) 1378. Run time (min:sec) 6:00. Window air velocity max 725. Window air velocity min 516. Window air velocity avg 579. Window outside air volume (cfm) avg 595. Window cu-ft 1.03. Window cfm max 745. Window cfm min 530. Window cfm avg 595. wACH max 5.4. wACH min 3.8. wACH avg 4.3. wACH Copy paste check (does not match calcultated) 6.2. Room 108. ACH Copy paste check (uses total or outside) 5.8. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 439. Co2 test start (ppm) 2083. Co2 test end (ppm) 1260. Run time (min:sec) 7:00. Window air velocity max 782. Window air velocity min 166. Window air velocity avg 639. Window outside air volume (cfm) avg 657. Window cu-ft 1.03. Window cfm max 804. Window cfm min 171. Window cfm avg 657. wACH max 19.7. wACH min 4.2. wACH avg 16.1. wACH Copy paste check (does not match calcultated) 5.8. Room 107. ACH Copy paste check (uses total or outside) 6.1. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 439. Co2 test start (ppm) 2193. Co2 test end (ppm) 1367. Run time (min:sec) 6:00. Window air velocity max 733. Window air velocity min 560. Window air velocity avg 625. Window outside air volume (cfm) avg 642. Window cu-ft 1.03. Window cfm max 753. Window cfm min 576. Window cfm avg 642. wACH max 5.4. wACH min 4.1. wACH avg 4.6. wACH Copy paste check (does not match calcultated) 6.1. Room 207. ACH Copy paste check (uses total or outside) 5.8. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 439. Co2 test start (ppm) 2500. Co2 test end (ppm) 1463. Run time (min:sec) 7:00. Window air velocity max 767. Window air velocity min 71. Window air velocity avg 437. Window outside air volume (cfm) avg 449. Window cu-ft 1.03. Window cfm max 788. Window cfm min 73. Window cfm avg 449. wACH max 5.7. wACH min 0.5. wACH avg 3.2. wACH Copy paste check (does not match calcultated) 5.8. Room 210B. ACH Copy paste check (uses total or outside) 10.3. Window opening length (inches) 37. Window opening height (inches) 4. Co2 ambient (ppm) 439. Co2 test start (ppm) 2170. Co2 test end (ppm) 1285. Run time (min:sec) 4:00. Window air velocity max 499. Window air velocity min 191. Window air velocity avg 325. Window outside air volume (cfm) avg 334. Window cu-ft 1.03. Window cfm max 513. Window cfm min 196. Window cfm avg 334. wACH max 7.4. wACH min 2.8. wACH avg 4.8. wACH Copy paste check (does not match calcultated) 10.3. Room 201. ACH Copy paste check (uses total or outside) 6. Window opening length (inches) 45. Window opening height (inches) 4. Co2 ambient (ppm) 401. Co2 test start (ppm) 2010. Co2 test end (ppm) 1197. Run time (min:sec) 7:00. Window air velocity max 758. Window air velocity min 469. Window air velocity avg 511. Window outside air volume (cfm) avg 639. Window cu-ft 1.25. Window cfm max 948. Window cfm min 586. Window cfm avg 639. wACH max 5.0. wACH min 3.1. wACH avg 3.4. wACH Copy paste check (does not match calcultated) 6.

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