UBLIC HEARING: Director of Development ... - City of Glendale

Receptor
1
2
3
4
a Measured in CNEL.
Table 7
PREVIOUS AND FUI1JRE HELICOPTER NOISE LEVELS a
1974-1977
54
51
59
49
Source: Arup Acoustics, May 1996.
1978-1983
57
53
62
52
Table 8
1978-1988
59
57
59
55
1989-1992
COMBINED HELICOPTER AND EXISTING AMBIENT NOISE LEVELS a
(Helicopter Operations Plus Current Ambient Noise Levels)
57
55
57
53
4. 4. Noise
Future
Receptor
Existing
CNEL
CNEL With Previous Helicopter Operations
1974-1977 1978-1983 1978-1988 1989-1992
CNEL
Future
with Project
1 66.96 67.03 67.11 67.21 67.13 66.96
2 66.96 66.96 67.03 67.15 67.07 66.96
3 66.96 67.11 67.43 67.29 67.13 66.96
4 66.96 67.03 66.99 67.06 67.03 66.96
a Measured in CNEL
Source: Arup Acoustics, May 1996.
MITIGATION MEASURES
The following noise mitigation measure may be applicable to the proposed project, as
follows: 40
40 Telephone conversation with Lonnie Brown, City of Glendale Neighborhood Services, April 2, 1996.
Planning ConsullanlS Research
Glendale Redevelopment Agency
Page 46
33
29
35
24
DreamWorks Animation Campus Addend\llll ErR
June 1996