Wind Turbine Risk Assessment Tool - Site Risk Assessment

HAZARD INITIAL RISK CONTROLS RESIDUAL RISK NOTES ACTION TARGET DATE
S.N Identify Hazards Hazard Effect Persons at Risk Calculate Risk Rating Potential Control Measures Hazard Severity Likelihood Risk Rating
Select from; From matrix identify initial
Falls, Being trapped, Vehicles From matrix identify From matrix identify
severity and likelihood for each Describe fully all controls applicable for each hazard eg. If PPE is used it Target date for all
& plant, Electricity, Falling Describe all effects severity with controls severity with controls Classify risk rating from Responsible for
Workforc hazard. must be specifically described. actions to be
Identified Project Risks objects, Machinery, Burns, that may be in place for each in place for each for each hazard Identify measures in place for the mitigation of the completing
e
Lifting & handling, Fire, Moving realized if hazard

Rating (S*L)
Occupant

Severity

Likelihood
objects, Harmful substances, was to occur. Wind speed Wind speed
Public Wind speed measured on site
Noise & vibration. measured on site measured on site
For controls specific to wind speed 0-80mph 80-107mph 0-80mph 80-107mph 0-80mph 80-107mph

Guide to Zones
There will be a fence erected around the turbine which Maintenance and
Falling objects: Fall zone defined & a) Prevent access to zone 1. 3 3
Physical Injury Pupils, Workforce and excludes access to this zone. Maintenance and Servicing recurring
1 protected (Zone 1) Falling Objects 3 1 3 b) Regular maintenance and servicing regime on equipment along 3 3 1 1 HP&S
and Damage Public Servicing to take place twice annually; double the October and April
This is the immediate drop zone below the with visual and audible checks
manufacturers recommended maintenance schedule. each year
turbine
Column selection, base design and fixing method
a) Procedure to preclude access to zone 2 in windy weather. (Refer to
prevents a) being necessary. Maintenance and
wind speed controls) Maintenance and
Tower/mast failure: Topple zone defined 3 3 Servicing to take place twice annually; double the
Physical Injury Pupils, Workforce and b) Regular maintenance and servicing regime on equipment along Servicing recurring
2 and protected (Zone 2) This is the area Falling Objects 3 1 3 3 3 1 1 manufacturers recommended maintenance schedule; HP&S
and Damage Public with visual and audible checks October and April
where conceivably the turbine could topple by fully trained specialist contractors. Prevent access
c) Use of manufacturer's prescribed procedure and tools (including gin pole each year
to zone 2 during maintenance procedure through
if specified) for lowering and raising tower.
contractor applied exclusion zone.
Maintenance and Servicing to take place twice
Ejected objects: Ejection zone defined
annually; double the manufacturers recommended Maintenance and
and protected (Zone 3) a) Procedure to preclude access to zone 3 in adverse weather.
Falling Objects Physical Injury Pupils, Workforce and 3 3 maintenance schedule. Apply Wind Speed Control Servicing recurring
3 This is the area where parts of the 3 1 3 b) Regular maintenance and servicing regime on equipment along 3 3 1 1 RPO
Moving and Damage Public measures if necessary. Icing is not a problem October and April
turbine could land if they detach when with visual and audible checks
Objects associated with small turbines, therefore not a concern each year
the turbine is spinning
in this instance.
Vandalism: Reachable area (Zone 4) and
Due to the location of the school, there is little Maintenance and
guy wires
Machinery Physical Injury 2 0 likelihood of vandalism. Equipment to be inspected as Servicing recurring
4 These are parts of the equipment that Pupils and Public 2 1 2 No access path to the area. Guy wire shackles and adjustors locked. 2 0 1 0 RPO/HP&S
Electricity and Damage part of the servicing. No guy wires at site. October and April
could cause injury or damaged through
RPO confirmed that vandalism is not an issue. each year
vandalism
Vehicle collisions: Impact zone (Zone 5) The only vehicular access to the site will be
0 0
5 This is the area where vehicles and Vehicles and Plant Equipment Damage Workforce and Public 0 0 0 No access path to the area 0 0 0 0 by maintenance contractor and HC grass N/A N/A
structures can impact cutting operatives.
Tripping & collisions (with guy wires, base Pupils, Workforce and Site protected to avoid tripping / collision hazards, including guy wires where 0 0
6 Falls Physical Injury 0 0 0 0 0 0 0 No Guy wires N/A N/A
etc). Public present
Checked with
Pupils, Workforce and 2 2
7 Vandalism: gin pole / lifting equipment Lifting and Handling Physical Injury 2 1 2 Appropriate, secure storage allocated for gin pole / lifting equipment 2 2 1 1 The access to the equipment is restricted HPS/RPO twice annual
Public
service
Pupils, Workforce and 0 0
8 Exposed / accessible cables Electricity Electrocution 0 0 0 All cables in good condition and protected or buried 0 0 0 0 There are no exposed cables HP&S N/A
Public
Maintenance and
3 3 The Equipment is to be serviced and tested twice
Overheating of generator, controller or Pupils, Workforce and Servicing recurring
9 Fire Burns 3 1 3 Regular maintenance and servicing regime on equipment with visual checks 3 3 1 1 annually; double the manufacturers recommended HP&S
inverter leading to fire or burn risk Public October and April
maintenance schedule.
Mainetaecnhanyecaerand
3 3 The turbine is anchored to a concrete base designed
Base deterioration leading to risk of turbine Physical Injury Pupils, Workforce and Checks for water pooling on base. Regular maintenance and servicing Servicing recurring
10 Falling Objects 3 1 3 3 3 1 1 and installed specifically for purpose as recommended HP&S
toppling and Damage Public regime with visual checks. October and April
by manufacturer.
each year
For standard soil conditions (not including gravel, sand, or muck), Maintenance and
3 3 The turbine is anchored to a concrete base designed
Ground stability. If ground subsides, there Physical Injury Pupils, Workforce and foundations developed by the wind turbine manufacturer may be deemed Servicing recurring
11 Falling Objects 3 1 3 3 3 1 1 and installed specifically for purpose as recommended HP&S
may be a risk of toppling and Damage Public acceptable for turbine installations of 20kW or less and will not require October and April
by manufacturer.
project-specific soils studies or a specific structural report. each year
Pupils, Workforce and Check mast & guys grounded. Surge arrestors may be fitted to electrical 3 3 The turbine is fitted with lightning protection that is Checked with
12 Lightning Strikes Machinery Equipment Damage 3 1 3 3 3 1 1 HP&S
Public components. tested twice annually annual service

For general items related to planning, installation, maintenance, operation, contractor management and monitoring, please see separate checklists spread sheet