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Response to Information Request 10-6-2025 Traffic guidance scheme · OPW25/0042
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Potential Risk Initial Risk Control Measures Revised Risk Actions
Source Event Risk Evaluation Likelihood Consequence Rating Options Likelihood Consequence Rating Who What
Site & Enviromental Features - Cont.
34
1. Ensure correct safety equipment
1. Traffic Control position shall be design 1. Client
If Work escape
site conditions change and this areMonitor
1. available
workand areconditions
site compliant
where routes can be maintained
Site constraints with Source / Event
2. The use becomes
of PTLS's shallabe
concern
utiliseda where
Site 2 . Contact details suppliedadditional
2. Ensure TGS addresses
Workers cannot escape traffic 2. TMD safety requirements
no escape route for Not present
Present at at this
this Specific
escape Risk Assessment
routes shall be
cannot be maintained 3. Report any changes to conditions
incidents on site and are injured by Rare
Likely Minor
Major Low
Extreme undertaken and if theand
situation Unlikely Major Medium 3. Monitor potential risks and
to PC or Supervisor
workers or traffic location 3. Speed reductions barrierissystems
unable to
3. TMI
vehicle intrusion into the site. be addressed Contact ensure
4 Reporttheir
any own escape
changes routes.
to the Team
controllers shall be utilised for the Supervisors
protection ofand/or
road
TMD for further actions 4. Be
leader aware of traffic movements
workers 4. TC and maintain their own escape
routes
35 1. Plans to work outside peak
periods
1. Use appropriate signage for work 1. Client
If Work site conditions change and this 2. Monitor
1. Appropriate
worksignage for road
site conditions
conditions such as loose stones and
Source / Event becomes a concern a Site 2conditions
. Contact details supplied
slippery surface 2. TMD
Low quality Damage to vehicles and worksite Present
Not at at
present this
this Specific Risk Assessment shall be Monitorany
3. Report conditions
changesandto conditions
Likely
Rare Moderate
Minor High
Low 2. Reduce travel speed of work area Unlikely Moderate Medium
road surfacing equipment location undertaken and if the situation is unable to implement
to as per TGS if additional
PC or Supervisor
3. To delineate paths to assists separation 3. TMI
be addressed Contact Supervisors and/or 4signage
Report isany
required
changes contact
to theTMD
Team
of traffic and work site equipment
TMD for further actions 4. Ensure that they are stationed in
leader
4. TC
position to monitor road conditions
36 1. Plans to work outside peak
Drivers in right lane(s) do not have periods
1. Repeater signage shall be installed for all 1. Client
visibility of TTM devices placed on the If Work site conditions change and this 1.
2. Monitor workTGS
Ensure that site designed
conditionswith
Multilane roads with signage that cannot be duplicated on the
left verge and are unaware of the Source / Event becomes a concern a Site 2line
. Contact
of sightdetails supplied
to traffic control devices
inadequate median median 2. TMD
approaching worksite or the Not present
Present at at this
this Specific Risk Assessment shall be 3. Report any changes to conditions
considered
width to not allow Rare
Likely Minor
Major Low
Extreme 2. Signs may be installed on long-term Unlikely Major Medium
appropriate actions they are required location undertaken and if the situation is unable to to
3. PC
Needor to
Supervisor
implement as per TGS
duplication of posts as to increase visibility to vehicles in 3. TMI
to take leading to potential late unsafe be addressed Contact Supervisors and/or 4within
Report any changes
tolerances, to the Team
if adjustments is
devices in the median the right lane (Long Term Site)
merging movements or entry to the TMD for further actions leader
required contact TMD
4. TC
worksite. 4. Monitor signage to ensure
remains visible eg. get blown over
Potential Risk Initial Risk Control Measures Revised Risk Actions
Source Event Likelihood Consequence Rating Options Likelihood Consequence Rating Who What
Stakeholders
37
1. All stakeholders shall be identified and 1.Stakeholder communication
Ifnotified
Work site conditions change and this 1. Client established
1. Monitor work site conditions
Stakeholders Source 2during the Planning
. Contact details Stage
supplied
of works/ Event
prior tobecomes a concern a Site
commencement
inadequately consulted Not present 2. TMD 2. Report
3. Prewarning
anySignage
changesincl
to VMS
conditions
Delays as complaints are addressed Present at at this
this Specific
2. TMM shallRisk Assessment
be designed shall be
to minimise
regarding the project location Rare
Moderate Minor
Moderate Low
Medium undertaken Unlikely Moderate Medium 3. PC
to Ensure that Signs and Devices are
or Supervisor
and resolved impact on and if the situation is unable to installed as per the TGS
and its impacts leading be addressed whilst
Contact 3. TMI 4 Report any changes to the Team
stakeholders notSupervisors
delaying orand/or
causing 4. Ensure that they are stationed in a
to opposition to project TMD for further actions leader
disruption to work schedule position to monitor worksite conditions
4. TC
Potential Risk Initial Risk Control Measures Revised Risk Actions
Source Event Likelihood Consequence Rating Options Likelihood Consequence Rating Who What
Heavy/Oversize Vehicles
38
1. Supply any special requirements of
inadequate lane widths, provision for 1. Client the project e.g. NHVR & MRTS02.1
Inadequate lane widths, provision for If
1.Work site conditions
Considerations change
of travel pathand this
of permitted 1. Monitor work site conditions
annexure
turning movements or
turning movements or vertical Source
oversize/ Event becomes a concern a Site
vehicles 2.2 Consider
. ContactHV
details
whilstsupplied
designing TTM
Accommodation of vertical alignments leads to vehicles Not present 2. TMD 3. Report any changes to conditions
alignments leads to vehicles unable Present atat this
this Rare
Likely Minor
Major
Specific Risk
2. National Assessment
Heavy Vehicle shall be for HV
Regulator arrangements
truck traffic and unable to negotiate Rare Minor Low
Extreme Unlikely Major Medium
to negotiate defined traffic route and location
location undertaken
and oversizeand if the situation
vehicles movementsis unable to
notified 3.toAllowance
PC or Supervisor
for HV movements whilst
over-sized loads defined traffic route and collide with be addressed Contact Supervisors and/or 3. TMI 4 Report anyPTCD
implementing changes to the Team
collide with other vehicles or worksite 3. VMS prewarning installed when identified
other vehicles or TMD for further actions 4.leader
Monitor approaches for Oversize
devices / plant
worksite devices / plant 4. TC vehicles
39
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