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Temporary Works Design & Demolition Engineering

Specialist temporary works design and demolition engineering consultancy with over 25 years’ experience, in the design of temporary works, complex demolition and specialist lifting equipment.

Bespoke, challenging or emergency temporary works design for civil engineering & construction contractors

Thorough temporary works, and demolition design schemes for large and small-scale rail infrastructure projects

Demolition design & sequencing in rail, energy, heavy industrial, commercial, nuclear & construction sectors

Designing specialist lifting equipment to solve complex problems in construction and demolition projects

Temporary Works Process Download

Our Temporary Works Procedures Flowchart has been downloaded and used by hundreds of engineers and contractors to understand the role of Temporary Works and BS 5975 in their projects.

Recent Case Studies


Churchill Way Flyover Demolition – Demolition Sequencing, Propping & Temporary Works Design

The Churchill Way flyovers were a pair of dual carriageway flyovers that connected Lime Street to Dale Street and Tithebarn Street in central Liverpool. They opened in 1970 and were designed to form part of the city’s cancelled inner ring road scheme. The flyovers were closed in September 2018 due to structural issues related to […]

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Temporary Works

Masonry Arch Assessment – Putney Bridge

Andun were approached by the client to undertake the engineering involved with positioning a 750Te crane on the bridge and abutments of Putney Bridge. The TBM weighed in excess of  84 tonnes. Putney Bridge was originally constructed in 1886, and the structure was widened in 1933, it was necessary to determine if the structure was […]

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Rail Bridge Demolition – Werrington Grade Separation

The Werrington grade separation project is a project to build a new two-track railway line and build a 3km in length,‘dive-under’ to allow high-speed trains to pass over the Great Northern Great Eastern Line (GNGE). The footbridge was removed in two main phases  Phase One – Western Access Ramp The first phase for which Andun […]

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Lifting Equipment

Crane Design

Crane Design Approach Andun can provide a full design solution, from the initial design through to fully detailed fabrication drawings. This can include undertaking the assessment of any loads imparted onto the existing structure if required. Andun can where appropriate use the latest 3D modelling and FEA techniques to design, analyse and demonstrate proposed designs. Crane Design Examples Andun designed a bespoke crane solution as part of the Birmingham New Street railway station […]

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Excellence, Quality, Support

We pride ourselves on our ability to not only design the temporary works, but to ensure that they are compatible with site constraints and the existing structure.

Andun Engineering Consultants

Monarch House, Unit 6 Drakes Lane industrial Estate, Chelmsford, Essex, CM3 3BE