SR 520 Montlake Project Noise Monitoring Weekly Report Summary for Monday, eptember 14, 2020 to unday, eptember 20, 2020 PUBLISHED SEPTEMBER 23, 2020 Monitoring times: Weekdays, 10 p.m. to 7 a.m.; weekends, 10 p.m. to 9 a.m. How to use this report: This dcument summarizes the weekly nighttime nise data fr the SR 520 Mntlake Prject. In it, yu’ll find: • Page 1 ‐ Summary f nise levels recrded abve the limits allwed under the Majr Public Prject Cnstructin Nise Variance, fr this week and thrughut the prject. This includes nn ‐prject‐related nise exceedances • Page 2 ‐ Map f the prject limits and lcatins f the seven statinary mnitr lcatins • Pages 3 – 9 ‐ Night‐by‐night nise recrdings fr each f the prject nise mnitrs, alng with a descriptin f the wrk that night, cmments received frm the public regarding Prject nise, and explanatins fr any nise limit exceedances and actins taken in respnse • Page 10 ‐ Lg f public cmments regarding nighttime nise issues and reslutins fr the week WSDOT is sharing this information as per the terms of the Major Public Project Construction Noise Variance (Permit #3030792). MPPCNV start date: Friday, August 16, 2019 MPPCNV days to date: 402 WEEKLY TOTAL Nights worked this week (under the MPPCNV) 2 Project related non-compliance this week 0 Nighttime noise issue comments to the project 0 Non-project-related noise exceedances this week 15 PROJECT TOTAL TO DATE Total Nights Worked (under the MPPCNV) 104 Total Project related non-compliance 42 Total noise issue comments to the project 41 Total non-project related exceedances 1585 Mntlake Prject MPPCNV Weekly Reprt Page 1 f 10
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SR 520 Montlake Project Noise Monitoring Weekly Report ......Oct 02, 2020 · SR 520 Montlake Project Major Public Project Construction Noise Variance NOISE MONITORING - WEEKLY REPORT
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SR 520 Montlake Project
Noise Monitoring Weekly Report Summary for Monday, eptember 14, 2020 to unday, eptember 20, 2020
PUBLISHED SEPTEMBER 23, 2020
Monitoring times: Weekdays, 10 p.m. to 7 a.m.; weekends, 10 p.m. to 9 a.m.
How to use this report: This d cument summarizes the weekly nighttime n ise data f r the SR 520 M ntlake Pr ject. In it, y u’ll find:
• Page 1 ‐ Summary f n ise levels rec rded ab ve the limits all wed under the Maj r Public Pr ject
C nstructi n N ise Variance, f r this week and thr ugh ut the pr ject. This includes n n ‐pr ject‐related n ise exceedances
• Page 2 ‐ Map f the pr ject limits and l cati ns f the seven stati nary m nit r l cati ns
• Pages 3 – 9 ‐ Night‐by‐night n ise rec rdings f r each f the pr ject n ise m nit rs, al ng with a descripti n f the w rk that
night, c mments received fr m the public regarding Pr ject n ise, and explanati ns f r any n ise limit exceedances and acti ns
taken in resp nse
• Page 10 ‐ L g f public c mments regarding nighttime n ise issues and res luti ns f r the week
WSDOT is sharing this information as per the terms of the Major Public Project Construction Noise Variance (Permit #3030792).
MPPCNV start date: Friday, August 16, 2019
MPPCNV days to date: 402
WEEKLY TOTAL
Nights worked this week (under the MPPCNV) 2
Project related non-compliance this week 0
Nighttime noise issue comments to the project 0
Non-project-related noise exceedances this week 15
PROJECT TOTAL TO DATE
Total Nights Worked (under the MPPCNV) 104
Total Project related non-compliance 42
Total noise issue comments to the project 41
Total non-project related exceedances 1585
M ntlake Pr ject MPPCNV Weekly Rep rt Page 1 f 10
EXHIBIT 5. CON TRUCTION AREA AND NOI E MEA UREMENT LOCATION
Noise Monitoring Locations: the map bel w sh ws the
w rk limits f the SR 520 M ntlake Pr ject and the
l cati ns f the seven stati nary n ise m nit ring sites
M ntlake Pr ject MPPCNV Weekly Rep rt Page 2 f 10
R 520 Montlake Project
Major Public Project Construction Noise Variance
NOI E MONITORING - WEEKLY REPORT
Monday, eptember 14, 2020 to unday, eptember 20, 2020 10 pm to 7 am (weekdays) / 9am (weekends)
The table bel w includes data gathered fr m n ise m nit ring equipment l cated at seven stati nary and three p rtable l cati ns thr ugh ut the M ntlake Pr ject area
Notes recorded by the on-site Independent Noise Monitor
Work:
The Design‐Builder w rked between 10:00pm and 7:00am t d bridge deck repair n the SR520 fl ating bridge.
Public Comments:
N public c mments received related t nighttime n ise.
Exceedances:
Site 4 are n t pr ject related. Exceedances are caused by public traffic driving by the n ise m nit rs.
Non-Compliance:
N ne.
Legend
Leq = Leq means the equivalent s und level, which is the c nstant s und level in a given time peri d.
N/A = Time Peri d n t applicable t MPPCNV
Red = N ise Level Exceedance, pr ject related
Blue = N ise level exceedance, n t pr ject related
~ = N Data Available
# = N c ntract w rk . P rtable m nit rs are n t being used (n t needed).
M ntlake Pr ject MPPCNV Weekly Rep rt Page 3 f 10
R 520 Montlake Project
Major Public Project Construction Noise Variance
NOI E MONITORING - WEEKLY REPORT
Monday, eptember 14, 2020 to unday, eptember 20, 2020 10 pm to 7 am (weekdays) / 9am (weekends)
The table bel w includes data gathered fr m n ise m nit ring equipment l cated at seven stati nary and three p rtable l cati ns thr ugh ut the M ntlake Pr ject area
Notes recorded by the on-site Independent Noise Monitor
Work:
The Design‐Builder w rked between 10:00pm and 7:00am t deliver equipment t the n rth pit with n w rk activities.
Public Comments:
N public c mments received related t nighttime n ise.
Exceedances:
Site 4 are n t pr ject related. Exceedances are caused by public traffic driving by the n ise m nit rs.
Non-Compliance:
N ne.
Legend
Leq = Leq means the equivalent s und level, which is the c nstant s und level in a given time peri d.
N/A = Time Peri d n t applicable t MPPCNV
Red = N ise Level Exceedance, pr ject related
Blue = N ise level exceedance, n t pr ject related
~ = N Data Available
# = N c ntract w rk . P rtable m nit rs are n t being used (n t needed).
M ntlake Pr ject MPPCNV Weekly Rep rt Page 4 f 10
R 520 Montlake Project
Major Public Project Construction Noise Variance
NOI E MONITORING - WEEKLY REPORT
Monday, eptember 14, 2020 to unday, eptember 20, 2020 10 pm to 7 am (weekdays) / 9am (weekends)
The table bel w includes data gathered fr m n ise m nit ring equipment l cated at seven stati nary and three p rtable l cati ns thr ugh ut the M ntlake Pr ject area
Notes recorded by the on-site Independent Noise Monitor
Work:
N nighttime c nstructi n w rk perf rmed.
Public Comments:
N public c mments received related t nighttime n ise.
Exceedances:
Site 4 are n t pr ject related. Exceedances are caused by public traffic driving by the n ise m nit rs.
Non-Compliance:
N ne.
Legend
Leq = Leq means the equivalent s und level, which is the c nstant s und level in a given time peri d.
N/A = Time Peri d n t applicable t MPPCNV
Red = N ise Level Exceedance, pr ject related
Blue = N ise level exceedance, n t pr ject related
~ = N Data Available
# = N c ntract w rk . P rtable m nit rs are n t being used (n t needed).
M ntlake Pr ject MPPCNV Weekly Rep rt Page 5 f 10
R 520 Montlake Project
Major Public Project Construction Noise Variance
NOI E MONITORING - WEEKLY REPORT
Monday, eptember 14, 2020 to unday, eptember 20, 2020 10 pm to 7 am (weekdays) / 9am (weekends)
The table bel w includes data gathered fr m n ise m nit ring equipment l cated at seven stati nary and three p rtable l cati ns thr ugh ut the M ntlake Pr ject area
Notes recorded by the on-site Independent Noise Monitor
Work:
N nighttime c nstructi n w rk perf rmed.
Public Comments:
N public c mments received related t nighttime n ise.
Exceedances:
Site 4 are n t pr ject related. Exceedances are caused by public traffic driving by the n ise m nit rs.
Non-Compliance:
N ne.
Legend
Leq = Leq means the equivalent s und level, which is the c nstant s und level in a given time peri d.
N/A = Time Peri d n t applicable t MPPCNV
Red = N ise Level Exceedance, pr ject related
Blue = N ise level exceedance, n t pr ject related
~ = N Data Available
# = N c ntract w rk . P rtable m nit rs are n t being used (n t needed).
M ntlake Pr ject MPPCNV Weekly Rep rt Page 6 f 10
R 520 Montlake Project
Major Public Project Construction Noise Variance
NOI E MONITORING - WEEKLY REPORT
Monday, eptember 14, 2020 to unday, eptember 20, 2020 10 pm to 7 am (weekdays) / 9am (weekends)
The table bel w includes data gathered fr m n ise m nit ring equipment l cated at seven stati nary and three p rtable l cati ns thr ugh ut the M ntlake Pr ject area
Notes recorded by the on-site Independent Noise Monitor
Work:
N nighttime c nstructi n w rk perf rmed.
Public Comments:
N public c mments received related t nighttime n ise.
Exceedances:
Site 4 are n t pr ject related. Exceedances are caused by public traffic driving by the n ise m nit rs.
Non-Compliance:
N ne.
Legend
Leq = Leq means the equivalent s und level, which is the c nstant s und level in a given time peri d.
N/A = Time Peri d n t applicable t MPPCNV
Red = N ise Level Exceedance, pr ject related
Blue = N ise level exceedance, n t pr ject related
~ = N Data Available
# = N c ntract w rk . P rtable m nit rs are n t being used (n t needed).
M ntlake Pr ject MPPCNV Weekly Rep rt Page 7 f 10
R 520 Montlake Project
Major Public Project Construction Noise Variance
NOI E MONITORING - WEEKLY REPORT
Monday, eptember 14, 2020 to unday, eptember 20, 2020 10 pm to 7 am (weekdays) / 9am (weekends)
The table bel w includes data gathered fr m n ise m nit ring equipment l cated at seven stati nary and three p rtable l cati ns thr ugh ut the M ntlake Pr ject area
Notes recorded by the on-site Independent Noise Monitor
Work:
N nighttime c nstructi n w rk perf rmed.
Public Comments:
N public c mments received related t nighttime n ise.
Exceedances:
Site 4 are n t pr ject related. Exceedances are caused by public traffic driving by the n ise m nit rs.
Non-Compliance:
N ne.
Legend
Leq = Leq means the equivalent s und level, which is the c nstant s und level in a given time peri d.
N/A = Time Peri d n t applicable t MPPCNV
Red = N ise Level Exceedance, pr ject related
Blue = N ise level exceedance, n t pr ject related
~ = N Data Available
# = N c ntract w rk . P rtable m nit rs are n t being used (n t needed).
M ntlake Pr ject MPPCNV Weekly Rep rt Page 8 f 10
R 520 Montlake Project
Major Public Project Construction Noise Variance
NOI E MONITORING - WEEKLY REPORT
Monday, eptember 14, 2020 to unday, eptember 20, 2020 10 pm to 7 am (weekdays) / 9am (weekends)
The table bel w includes data gathered fr m n ise m nit ring equipment l cated at seven stati nary and three p rtable l cati ns thr ugh ut the M ntlake Pr ject area