Blackspot 1 demak 12.5
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Transcript of Blackspot 1 demak 12.5
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BLACKSPOT CASE STUDIES –
CENTRAL JAVA
Investigations of 8 blackspots near Semarang – April 2012
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BLACKSPOT 1 – DEMAK 12.5KM
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4 5 6 7 8 9 10 11 12 13 14
12.5 12.5 12.5 12.5 12.5 12.5 12.5 12.6 12.6 12.6 12.6
14/05/2011 25/09/2011 03/08/2011 31/10/2011 11/05/2011 28/11/2011 18/01/2012 18/03/2011 10/09/2011 18/08/2011 30/09/2011
21:30:00 05:00:00 06:00:00 11:30:00 17:15:00 08:00:00 19:00:00 21:30:00 05:00:00 16:30:00 20:00:00
0 0 0 0 1 1 0 0 1 1 0
0 0 0 0 0 0 0 0 0 0 0
2 1 1 2 2 1 1 3 0 0 2
3 2 2 1 2 2 3 3 2 2 3
fine fine fine fine fine fine fine fine fine fine fine
good good good good good good good good good good good
m/c m/c m/c m/c mini bus m/c m/c m/c mini bus heavy truck m/c
m/c m/c m/c m/c m/c m/c m/c
m/c
41 63 3 93 41 4 41 4 3 41 91
1 1 1 1 1 1 1 1 1 1 1
7 7 7 7 7 7 1 1 7 7 7
1 1 1 1 1 1 1 1 1 1 1
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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Demak 12.5km
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RECOMMENDATIONS FOR U TURN:
Speed restriction signs at 1km spacing's along
Pantura through Demak
Relocate U turn west by 15m (approx) to make a T
junction with side road
Make the U turn more conspicuous
Regulatory signs both sides
Warning signs 200m and 100m in advance
Pavement arrows – 3 pairs – both approaches
Edge line both sides of each carriageway
Paint kerbing for last 100m each approach
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RECOMMENDATIONS FOR BRIDGE:
Seal the shoulder on the last 100m approaching the
bridge from the west.
Make the bridge more conspicuous
Width markers both sides
Edge line both sides of each carriageway