Wilston Grange Precinct Study
Transport Engineering Studies
Wilston Grange Precinct Transport Study
Technical Report
April 2015
Prepared for
Transport Network Operations Transport Planning & Strategy Prepared by
Transport Engineering Studies Group
Transport Planning & Strategy -
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Wilston Grange Precinct Study
Transport Engineering Studies
Priority Ranking - Detailed
LOCATION
ISSUE
STUDY RECOMMENDATION
Priority
Low hanging powerlines across the carriageway may cause
vertical clearance issues for large vehicles.
Vegetation overhanging the carriageway. vehicles.
No bus zone signs or pavement markings at bus stops.
All threshold treatment pavement markings on the eastern legs of
Grange Road intersections are faded.
Street lights are located only within the eastern verge of Grange
Road and results in 'patches' of light on the corridor at night.
The free flow speed of traffic was perceived to be higher than
appropriate for the road environment, geometry and lane widths.
No standing signage is present.
Grange Road
A large number of powerpoles are located within the clear zone,
mostly within the western verge.
The pavement on the road is wearing and in an average
condition.
Develop a corridor management plan to improve traffic safety
and movement for vehicles, pedestrians and cyclists for
Grange Road, including rationalisation of right turn
Immediate
movements or creation of right turn pockets where possible to
improve movement and safety. Consider implementation of
other Road Safety Audit recommendations.
There is a need for additional RRPMS to assist with alignment
recognition at night. off alignment.
Kedron Brook bridge has no end treatment protection on the
bridge wall (northbound direction).
Footpaths on both sides of road are narrow (approximately 0.8m
width).
Signage to enforce left turn only movements at Blandford Street is
minimal.
The no right turn sign opposite Blandford Street is hard to see.
Grange
Road/Dennis
Street
Sight distance out of Dennis Street is limited.
Sight distance out of Howard Street is limited.
Grange
Road/Howard
Street
The stop sign at the Howard Street intersection is obscured by a
tree.
Develop a corridor management plan to improve traffic safety
and movement for vehicles, pedestrians and cyclists for
Grange Road, including rationalisation of right turn
Immediate
movements or creation of right turn pockets where possible to
improve movement and safety. Consider implementation of
other Road Safety Audit recommendations.
Develop a corridor management plan to improve traffic safety
and movement for vehicles, pedestrians and cyclists for
Grange Road, including rationalisation of right turn
Immediate
movements or creation of right turn pockets where possible to
improve movement and safety. Consider implementation of
other Road Safety Audit recommendations.
Sight distance out of Myrtle Street is limited.
Grange
Road/Myrtle
Street
Develop a corridor management plan to improve traffic safety
and movement for vehicles, pedestrians and cyclists for
Grange Road, including rationalisation of right turn
Immediate
Right turns into Bega and Myrtle Streets (heading northbound) are movements or creation of right turn pockets where possible to
a risk due to limited sight distances from vertical curvature..
improve movement and safety. Consider implementation of
other Road Safety Audit recommendations.
Free left turn encourages high speed & Wilston Rd to potentially
be used by trucks.
No give way sign at left turn into Wilston Road from Newmarket
Road. The geometry of the turn may be confused as a priority
lane.
Wilston Rd /
Newmarket Rd
“Unsuitable for large vehicles” sign at left turn into Wilston Road is Consider amendments to signal phasing to achieve a
not visible from Newmarket Road and is very small. There is also protected right turn, or upgrade to achieve a protected right
turn pocket on the eastern leg. Consider implementing Road
no signage on westbound approach.
Safety Audit recommendations
The right turn from Newmarket Road into Wilston Road is a
filtered right turn through tight geometry. Road.
Linemarking at intersection is faded.
There is no advanced warning for signals travelling west due to
the crest and horizontal curve before intersection.
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Median island is thin and not visible to eastbound traffic.
On-street parking is permitted between Newmarket Road and
Clowes Lane.
No left turn ban from Kedron Brook Rd into Newmarket Rd in AM
peak.
Signal phasing for right turn from Noble St into Newmarket Road
needs to be reviewed.
Minimal dedicated right-turn signals may explain for collisions at
intersection, such as through/right-turn collisions.
Silvester St /
Noble St/
Newmarket Rd
Potential distraction to drivers with video LED variable message
signs adjacent to intersection at adjacent car dealership.
Power poles close to kerb.
Develop a revised intersection layout to improve operation
and safety for vehicles, pedestrians and cyclists.
Develop a corridor management plan to improve traffic safety
and movement for vehicles, pedestrians and cyclists for
Immediate
Newmarket Road, including rationalisation of right turn
movements or creation of right turn pockets where possible to
improve movement and safety. Also Consider implementation
of the Road Safety Audit recommendations.
Shallow slip lane entry into Noble St allows for turns at speed.
Noble St is sign posted at 40kph.
Pavement markings faded. Nearby bus stop on Kedron Brook Rd
line markings not visible. bus stop.
Some pavement markings are missing, such as bus stop zone on
Cox Street.
On Green Tce approach, parked vehicles are found on left-turn
lane.
Green / Cox /
Newmarket
Right-turn from Newmarket Road to Cox Road managed by turn
ban from 4pm-7pm. Observed instances of non-compliance.
Strong right-turn demand from Newmarket Rd to Green Tce has
the potential (and have realised through crash records) for rearend accidents as there are no dedicated right turn bays and
current signal setup shows right-turn red arrow on through green.
Develop a corridor management plan to improve traffic safety
and movement for vehicles, pedestrians and cyclists for
Newmarket Road, including rationalisation of right turn
Immediate
movements or creation of right turn pockets where possible to
improve movement and safety. Also Consider implementation
of the Road Safety Audit recommendations.
Need to improve safety for crossing pedestrians/cyclists at
Newmarket Rd/Lamont Rd
Lamont Rd /
Newmarket Rd
Vehicles turning right into Lamont Rd from Newmarket Rd must
stop in the right hand lane. Drivers travelling on Newmarket Rd
are trained to stick to the right hand lane due to parked vehicles
on the kerbside lane. This has the potential for rear-end crashes,
Consider installation of traffic signals with a right turn pocket
as indicated in crash records
with protected right turns, and consider Road Safety Audit
recommendations.
Sightline from Lamont Rd into Newmarket Rd disrupted by railway
overpass non-transparent anti-throw barrier for approaching
vehicles. At stop bar, visibility is favoured by Lamont Rd's location
on top of crest on Newmarket Rd.
Immediate
Power poles close to kerb creating visibility and potential serious
crash issues.
Lutwyche Rd /
Maygar St
Signage on Gympie Rd into Maygar St to specify "Left Lane Only Consider installation of advanced signage on Lutwyche Road,
Immediate
Turns Left"
southern approach, indicating"Left Lane Only Turns Left".
There is no signage in the centre median at the intersection of
Fuller Street and Lutwyche Road to advise drives of left turn only
onto Lutwyche Road.
Lutwyche Road/
Consider implementation of Road Safety Audit
Vehicles
are
allowed
to
park
near
the
intersection
of
Fuller
Street
Fuller Street
recommendations
and Lutwyche Road. This restricts the sight distance available to
drivers pulling out of the driveway and having to cross over to the
opposing lane to pass. There is a
Immediate
No stop treatment at intersection of Flower Rd and Maygar Street.
There is a risk vehicles will fail to stop and give right of way
resulting in a vehicle collision.
Maygar Street/
Flower Road
Consider implementation of Road Safety Audit
Also due to the steep gradient along Flower Road on the
recommendations
approach to the intersection, there is a risk drivers will misinterpret
the intersection location and having to apply brakes heavily to
stop in time. Failing to stop in time can result in the vehicle
travelling onto Maygar Street and colliding with other vehicles.
Maygar
Street/Brook
Street
Although left turn only sign provided at Brook Street intersecting
with Maygar Street, the island arrangement allows sufficient
space for vehicles to travel straight.
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Immediate
Consider signalisation and removal of turning restrictions to
improve accessibility and safety for vehicles and pedestrians, Immediate
or alternatively enhance existing geometry to prevent banned
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Need to improve safety for pedestrians crossing Maygar Street
near Brook Street.
turning movements.
Very difficult to see oncoming vehicles for pedestrians trying to
cross the road to access the bus stop on the other side at Maygar
Street and Brook Street intersection. vehicle.
Due to the crest prior to Brook Street along Maygar Street, there
is a risk drivers will not be able to sight a stopped vehicle wanting
to turn right into Brook Street.
Currently parking is not restricted in the marked shoulder next to
the embankment along Maygar Street near Brook Street.
There is limited sight distance for vehicles turning left onto Maygar
Street from Brook Street to see oncoming vehicles.
The pedestrian green walk indicator is not functioning on the
south-west corner of the Stafford Road/ Richmond Street
intersection.
Immediate
Stafford Road/
Consider implementation of Road Safety Audit
At
the
Stafford
Road/
Richmond
Street
intersection
a
driveway
is
Richmond Street
recommendations
located on the north side of the intersection. Traffic leaving this
driveway is not able to observe traffic phases for movements
along Stafford.
Sight distance at Days Road (travelling southbound) is limited and
presents an uncomfortable situation for the driver. Drivers are
unable to identify oncoming traffic until after entering the
carriageway.
Visibility is restricted in both directions by adjacent properties and
on-street parking.
Develop a scheme to improve traffic safety and movement for
Wilston
vehicles, pedestrians and cyclists for Days Road and consider Immediate
Road/Days Road Risk of conflicts between turning and through traffic at the
implementation of Road Safety Audit Recommendations
intersection.
Improve intersection. Extend median to prevent N/B traffic to
continue up Wilston Rd
The need for “No Through Road” provision at Wilston/Days
intersection needs to be reviewed..
Wilston
Road/Murrell
Street & Wilston
Road/Mina
Parade
Sight distance to the north from Murrell Street is limited due to the
level crossing infrastructure.
Consider signalisation of the two intersections either side of
the railway level crossing so that they are integrated with
Risk of conflict between turning and through traffic at the
boomgate closures.
intersection.
Immediate
All kerb ramps on Newmarket Road are lacking TGSIs.
Although the absence of TGSIs does not immediately introduce a
road safety hazard, the provision of TGSIs in high volume traffic
and pedestrian environments reduces the risk of pedestrians
standing too close to the travelled path of vehicles and reduces
the risk of pedestrian conflicts.
No low clearance advanced warning sign present for turning
vehicles into Coles Newmarket car park..
Newmarket
Road
The eastbound section of Newmarket Road is designated as a no Develop a corridor management plan to improve traffic safety
standing zone in peak periods between Lanham Crescent and
and movement for vehicles, pedestrians and cyclists for
Baradine Street. a vertical crest.
Newmarket Road, including rationalisation of right turn
movements or creation of right turn pockets where possible to
Linemarking is worn at the Coles Newmarket intersection. control.
improve movement and safety. Also consider implementation
of the Road Safety Audit recommendations.
RRPMs are missing from Wilston Road to Enogerra Road.
The bicycle route on Lind Street leads into a narrow pedestrian
footpath on Newmarket Road.
The advertisement that is immediately visible upon turning right
from Enogerra Road into Newmarket Road appears to be over
sized and too bright for its location.
The current median island at the western end of Newmarket Road
does not prevent vehicles from undertaking a u-turn after leaving
the Coles car park.
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Street lighting between Lanham Crescent and Wilston Road was
observed as significantly darker than other sections of Newmarket
Road.
Finsbury /
Newmarket
Right-turn from Newmarket Rd to Finsbury St have recorded
crashes, such as rear ends, potentially from lack of safe right turn
provisions and from traffic on Newmarket Rd sticking to right hand
Consider creating a protected right turn pocket to improve
lane.
safety and accessibility as part of a Newmarket Road corridor
No pedestrian path on northbound approach of Finsbury St.
management scheme. Consider Road Safety Audit
Evidence of foot traffic observed through exposed ground.
recommendations
High
Crash records indicate collision with parked car to the west of the
intersection with Finsbury St. cars.
Parked cars on kerbside lane of Newmarket Rd limits sightlines
and visibility for vehicles turning into Newmarket Rd.
Potential rear-end collisions from no protected turn bays on
Newmarket Rd to turn into Victoria / Rosemount.
Sightlines from Rosemount Tce to Newmarket Rd (looking west)
is undesirable due to cliff terrain.
Victoria /
Rosemount /
Newmarket
Local business access loading zone driveway (exit only) into
Newmarket Rd is marked for both left turn and right turn.
Consider left in/left out arrangement or right turn pockets on
Observed vehicle making difficult move to find gaps across three
Newmarket Rd as part of any future upgrade works and
lanes of traffic to make right turn.
parking evaluation.
Street trees have the potential to disrupt sightlines from Victoria
Street to Newmarket Road (looking east).
High
Consider implementation of Road Safety Audit
recommendations
Road sign at intersection towards Lutwyche Rd appears to be
clipped by a heavy vehicle.
Road markings such as the 'Keep Clear' stop bars have faded.
Kerbside lanes frequently used for parking. Markings do not
indicate a lane drop and do not clearly divert traffic. Risk of car
crash into parked cars realised along Newmarket Road.
Power poles close to kerb creating visibility issues.
Ramp not aligned with crossing at intersection
Signal timing encourages non-local traffic
Pavement arrows on the eastern leg of the Days Road
intersection are worn and may cause confusion about turning
designations at the intersection.
All linemarking at the intersection is starting to wear and fade.
Geometry for dual right turns northbound is tight for two vehicles
simultaneously turning, particularly large vehicles (there is a bus
route that uses this movement).
Vehicles in the outside lane were observed crossing guide lines
and into adjacent lane.
Days Rd /
Grange Rd
There is a risk of side swipe collisions for northbound vehicles
turning right from Days Road.
Consider intersection enhancements to improve efficiency of
operation and safety. Implement Road Safety Audit
Recommendations.
During peak periods, congestion of the northbound left turn from
Days Road into Grange Road may result in through movements
on Days Road (eastbound) travelling in the westbound lane
opposing traffic (due to driver impatience)
A large amount of roadside furniture is located within the clear
zone at the intersection.
The bus route that travels through the Days Road intersection and
onto Thomas Street was observed to cause issues during peak
hour traffic due to a combination of narrow geometry and
proximity of Thomas Street to the intersection.
Risk of buses clipping vehicles in keep clear zone
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The heavy vehicle route sign located at the Grange Road
intersection, travelling westbound, is not in an obvious location
(located on signal mast arm).
Potential for heavy vehicles to travel through to Colston Road.
There is limited sight distance available from the pedestrian
crossing at the Days Road / Kedron Brook Road intersection due
to the crossing location relative to the shop front..
Days Road/
Kedron Brook
Road
The Days Road / Kedron Brook Road intersection caters for a
high number of on road cyclists. The westbound intersection
approach has on road parking very close to the roundabout.
The Days Road / Kedron Brook Road intersection caters for a
high number of on road cyclists. The intersection approaches
have narrow lanes widths and no shoulder.
Remove roundabout and install traffic signals to achieve more
efficient operation, and improve movement and crossing
safety for pedestrians and cyclists.
High
Consider intersection enhancements to improve efficiency of
operation and safety - particularly a right turn pocket on
Grange Road with protected right turn. Implement Road
Safety Audit recommendations.
High
Develop a scheme to further improve corridor movement and
safety for vehicles, pedestrians and cyclists. Consider
creation of right turn pockets at District and Neighbourhood
level connections and banning right turns at other minor
intermediate connections where sight distance or other
factors such as on street parking affect safety. Consider
implementation of other Road Safety Audit recommendations.
High
On the Days Road eastbound approach to Kedron Brook Road
intersection, the pedestrian crossing ramp is combined with
private driveway access.
60km/h speed limit sign obscured by vegetation at Raymont Rd
intersection (western verge)..
The filtered right turn arrangement causes cars to prop at a high
volume intersection.
Grange
Road/Raymont
Road
Vertical crest south of signals limits sight distance to the south
which will increase the average time required to identify a safe
gap in traffic to turn right.
The vertical crest prior to signals limits sight distance to the back
of queues northbound.
Linemarking at the intersection is showing signs of
wearing/fading.
The signal lanterns at the Raymont Road intersection do not have
LED bulbs installed.
Older lanterns have reduced visibility and are more likely to fail.
Downgrade road to cater for local traffic only
Rat running
Speeding problem.
Pedestrian crossing needs to be more visible
Kedron Brook
Rd
Reduce speed to 40km/hr
Ban parking on Kedron Brook Rd between Days Rd and St
Columbas crossing
Ban parking on Kedron Brook Rd O/B between Days Rd & St
Columbas ped crossing during AM peak
Ban parking on Kedron Brook Rd I/B between Days Rd & St
Columbas ped crossing during AM peak
Northey St
Speeding problem. Reduce speed to 50km/hr
Consider speed limit review.
Blind corners, people doing u-turns. Unsafe for all users of
Downey Park.
Consider implementation of Road Safety Audit
recommendations
Consider improved definition of intersections and on-street
parking areas in the vicinity of Downey Park to minimise
potential conflict areas.
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