Forthbank Wind Energy Development - Partnerships for Renewables

Forthbank Wind Energy Development
up to 47 minutes per day, with an average of 30 minutes. The west facing façade is not
predicted to be affected.
Family Centre, Alloa Park (H15)
14.4.11 At the Family Centre the east and south façades are likely to be affected by shadow flicker for
turbine 1 for approximately 2 hours per year. This would occur from December to January
between approximately 10.00am and 11.00am, as shown in Charts 31 and 32, and would last
up to 33 minutes per day, with an average of 26 minutes. The west facing façade is not
predicted to be affected.
67-69, Engelen Drive (H16)
14.4.12 At 67-69, Engelen Drive no façades are predicted to be affected.
47, Leven Court (H17)
14.4.13 At this property the south and west façades are likely to be affected by shadow flicker for
turbine 1 for approximately 2.5 hours per year. This would occur from December to January
between approximately 13.30pm and 14.30pm, as shown in Charts 33 and 34, and would last
up to 33 minutes per day, with an average of 26 minutes. The east facing façade is not
predicted to be affected.
Table 14.2 Predicted Shadow Flicker Effects on Properties
Receptor
ID
H1
(Park
Farm)
H2
(41-51,
Bowhouse
Gardens)
H3
(38-48,
Bowhouse
Gardens)
H4
(15-25,
Bowhouse
Gardens/
Riverside
View)
Façade
Days
per
year
Max
minutes
per day
Mean
minutes
per day
Total
Hours
per year
Likely
Hours
per year
(31%)
Period
likely to
occur
Time
likely
to
occur
North 0 0 0 0 0 NA NA NA
South 37 47 36 13,3 4,1 March, 17:00- 3
Sept-Oct 18:00
West 37 48 37 14,1 4,4 March 17:00- 3
and
Sept-Oct
18:00
North 0 0 0 0 0 NA NA NA
South 41 46 36 14,7 4,6 February
and Oct-
Nov
West 42 45 35 14,8 4,6 February
and Oct-
Nov
15:30-
17:00
15:30-
17:00
East 88 75 67 59,4 18,4 Nov-Feb 10:00- 1
11:30
South 90 80 73 65,7 20,4 Nov-Feb 10:00-
11:30
1
West 0 0 0 0 0 NA NA NA
East 76 72 64 48,3 15,0 Nov-Feb 10:30- 1
11:30
South 79 78 69 54,4 16,9 Nov-Feb 10:30- 1
11:30
West 0 0 0 0 0 NA NA NA
East 76 74 64 49 15,2 Nov-Jan 10:30- 1
12:00
South 78 82 72 55,9 17,3 Nov-Jan 10:30- 1
12:00
West 0 0 0 0 0 NA NA NA
Turbine
Causing
Effect
4
4
November 2010 Chapter 14 Page 13
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