Our Latest Temporary Works Projects

A30 Bridge, London, UK

LSY Engineering Consultants Ltd was appointed by Cadent Gas Ltd to undertake structural engineering services associated with the upgrading of gas infrastructure located within an existing road bridge on the A30, London. The project involved the inspection and assessment of existing gas chambers, valves, and associated pipework located within and beneath the bridge structure. In addition, new gas pipe connections required the construction of access shafts ranging from 3.5m to 4.2m deep, necessitating careful consideration of excavation support and temporary works requirements. Our scope included structural surveys, condition assessments, temporary works evaluations, and recommendations to support the safe delivery of the proposed gas infrastructure improvements.

King’s College School, Wimbledon, London, UK

LSY Engineering Consultants was appointed to provide temporary works design services for the structural refurbishment of a six-storey listed property with basement accommodation in Mayfair, London. The project involved the removal of several loadbearing structural walls at basement level and the formation of new openings through existing vault structures as part of the wider redevelopment works. LSY's commission was to develop temporary works solutions that would safely support the existing structure during the demolition and alteration phases.

Tite Street, London, UK

LSY Engineering Consultants Ltd was appointed by specialist structural contractor to provide temporary works design services for the structural refurbishment of a residential property in Chelsea, London. Our scope involved the design of temporary works required to facilitate the removal of several loadbearing structural walls, the formation of new openings in accordance with the proposed architectural layout, temporary support for roof removal works, and specialist structural support arrangements for an existing masonry arch.

As proud members of the Temporary Works Forum, LSY provides specialist temporary works design and independent Category 2 and Category 3 design checks for projects across the UK and beyond. Our experience spans aviation, commercial, education, hotels, infrastructure, leisure, listed buildings, nuclear, rail, residential and retail. From developing practical temporary support schemes to complex and safety-critical designs, our experienced engineers work closely with contractors and project teams to develop efficient and buildable solutions.

Our temporary works expertise includes temporary propping, needling systems, façade and structural retention, excavation support, sheet piling, piling platforms, crane bases and crane pad certification, scaffold support, hoarding, formwork, shoring, temporary foundations and other bespoke temporary structures. LSY has delivered solutions for complex refurbishments, major basement construction, prestigious residential developments, five-star hotels and sensitive historic and listed buildings, including projects such as Brighton Dome, Wentworth Estate and major developments across London and the UK.

With both permanent and temporary works expertise in-house, LSY can support projects from early structural assessment and design through to construction, site inspections and certification. Our hands-on approach, clear communication and focus on buildability allow us to respond quickly to changing site conditions while helping our clients manage risk, programme and cost.

Our temporary works design solutions include:

  • Access platforms
  • Back propping
  • Canti decking
  • Crane bases
  • Crane Pad Certification
  • Excavation batter designs
  • Excavation shaft supports
  • Hoarding design




  • Façade retention
  • Formwork Design
  • Hoarding Design
  • Needling beam systems
  • Piling platforms
  • Protective barrier systems
  • Scaffold base design
  • Sheet piling
  • Shoring
  • Structural appraisal checks
  • Temporary cabin foundations
  • Temporary propping
  • Temporary roof support
  • Thrust blocks
  • Underpinning

To speak to a member of the team please get in touch here

CPD training

LSY Engineering Consultants Ltd also offers CPD training in temporary works for covering topics like design briefs, category 2 checks, category 3 checks with both theoretical and practical training. To book a session, use the link below. link to book.