Recurring concern
Failure to prevent unauthorised access to operational sites
First reported 22 Jun 2018•Latest report 25 Aug 2020
What this concern includes
Includes failures of controls dedicated to preventing, detecting or responding to unauthorised entry or occupation of operational sites, including physical access controls, security presence, site checks, detection of unauthorised occupants and action to secure the site.
Not included
- Excludes authorised access, ordinary site use and security arrangements where no unauthorised-entry or occupation risk is identified.
- Excludes hazards inside an operational site where access control is not the deficient condition.
- Excludes public access to closed or restricted hazardous sites where the existing narrower hazardous-site access concern is the more faithful boundary.
- Excludes generic staffing, communication or supervision deficiencies unless they directly impair prevention or detection of unauthorised access or occupation.
- Reports
- 2
- Individual concerns
- 2
- Date range
- 2018–2020
- Stated actions
- 7
Distinct published reports
A report can raise multiple concerns
First to latest report issue date
Described in published responses
Reports over time
Reports over time
Reports about this concern issued each year.
* 2026 is projected from reports observed to 7 Sep 2026.
Most frequent recipients
Most frequent recipients
Reports about this concern sent to each recipient.
Concerns and responses across reports
Only concerns grouped under this recurring concern are included. Select any concern, action or position to view the source wording.
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Concerns raised1
Failure to detect unauthorised occupation of operational sites
This report raised 5 other concerns. They are not shown here because they do not form part of this recurring concern.
Responses linked to these concernsEach statement is shown once, even when linked to more than one concern.
Actions described in response An action is something a respondent says it has done, is doing, or plans to do in response to the concern raised.4
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Action
Review development properties and inspect them for unauthorised access or use.
Stated by London Borough of Camden -
Action
Obtain approval and implement a standard Site Security Scope of Service across contracts requiring contracted security.
Stated by London Borough of Camden -
Action
Require security contractors to submit weekly site-activity and sign-in/out reports to the Council’s project team.
Stated by London Borough of Camden
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Action
Work with relevant departments to assess ways of making void properties less attractive or habitable to trespassers.
Stated by London Borough of Camden
Respondent positions A position is what a respondent says about the concern when they do not describe a specific action.2
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Position
First Response is best placed to respond to concerns about its employees’ evidence and conduct at the site.
Stated by London Borough of Camden
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Position
Existing site security arrangements were considered suitable based on property reviews and comprehensive controls already operating at Aspen House.
Stated by London Borough of Camden
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Concerns raised1
Failure to secure the turnstile against unauthorised access
This report raised 2 other concerns. They are not shown here because they do not form part of this recurring concern.
Responses linked to these concernsEach statement is shown once, even when linked to more than one concern.
Actions described in response An action is something a respondent says it has done, is doing, or plans to do in response to the concern raised.3
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Action
Raise the turnstile base with a robust plywood ramp, reducing the access gap from 30cm to 20cm.
Stated by Canary Wharf Contractors Ltd -
Action
Install temporary solid panels inside turnstile pods at the end of each day shift to prevent out-of-hours unauthorised access.
Stated by Canary Wharf Contractors Ltd -
Action
Adopt comparable turnstile security measures on future projects where access is directly from public areas.
Stated by Canary Wharf Contractors Ltd
Respondent positions A position is what a respondent says about the concern when they do not describe a specific action.2
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Position
The turnstile gap was reduced by 10 centimetres, not 5 centimetres, following Samuel’s death.
Stated by Canary Wharf Contractors Ltd
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Position
The reduced turnstile gap was considered a sufficient control measure, and the inspector required no further action.
Stated by Canary Wharf Contractors Ltd
Data last updated 7 September 2026