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Share knowledge to help create a safer built environment

Search or browse  fire safety and structural safety information, or  Share a safety issue

Welcome to Collaborative Reporting for Safer Structures UK (CROSS-UK). CROSS is a confidential reporting system which allows professionals working in the built environment to report on fire and structural safety issues. These are then published anonymously to share lessons learned, create positive change, and improve safety. Find out more about the safety information we provide below.

Go to the 'Safety Information' page to find fire safety reports or information on structural safety issues and concerns.

If you are looking for a specific topic or category, use the filters to find the most relevant information to you, we have reports on concrete, steel, masonry, timber and many more categories.

If you know of or have experienced a fire or structural safety concern or incident submit a report to CROSS using the secure reporting system so we can share the lessons learned. 

CROSS-UK Newsletter 70


CROSS-UK Newsletter 70 has been published and includes expert comment on fire and structural safety reports.

RAAC assessment undertaken by persons not suitably experienced

A reinforced aerated autoclaved concrete (RAAC) assessment was carried out by persons who did not appear to have appropriate experience, potentially putting building users at risk of harm.

Combustible cladding material ignited during remediation work

Damage to combustible insulation on the external walls of a high rise residential premises was noticed from apparent combustion within the EPS element.

'Design' for alterations to a dwelling carried out by an unsuitable person

A reporter was called upon to review a design for the removal of a loadbearing wall during the refurbishment of a residence. A builder was already on site but had stopped work since they considered the engineering design to be unsatisfactory and the structural designer was not responding to their queries. The reporter found that the structural design being followed was far from competent.

Inadequate fire stopping around cables and other penetrations

A reporter observed inadequate fire stopping due to both ineffective installation or damage caused by follow on trades.

Overloading a portal frame with suspended services

A reporter designing a single storey portal frame used a standard roof service loading of 0.25kN/m2. After the project was completed, a tenant for the unit took over fit out and added a considerable amount of sprinkler pipework into the roof. This created local overloading.

Share your knowledge

Your report will make a difference. It will help to create positive change and improve safety.

Our secure and confidential safety reporting system gives professionals the opportunity to share their experiences to help others.