Following the recent announcement by the Government, we have made the decision to temporarily close our offices and move to remote working.
We would like to reassure you that we remain very much open for business, our phone lines have been diverted to mobiles and we all have full access to our comprehensive suite of design and drafting tools along with every project file.

If we can be of any assistance with either a new or existing project, please either call the office as usual or send an email, we will be very pleased to hear from you.
Thank you for your understanding and support during this exceptional time.
We hope everyone stays safe and well.

Welcome to Tweddell & Slater Ltd

Consulting Civil and Structural Engineers

We are a Cumbria based civil and structural engineering consultancy providing a wide range of services. With attention to detail and the use of state of the art design and analysis software, our aim is to provide cost-effective structural solutions which make a creative contribution to the overall project.



Flood Prevention and Repair
Highways and Infrastructure
Flood Risk Assessment


Structural Design
Foundation Design
Refurbishment and Alteration
Surveys and Condition Reports
Retaining Walls








Tweddell & Slater Ltd

Consulting Civil and Structural Engineers
01768 865400
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