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.

Grade I Listed Residence, London, UK

LSY Engineering Consultants Ltd was appointed as lead Temporary Works Engineers for the refurbishment and extension of an existing 4no.storey Grade I listed building in Central London. The project comprised an extensive programme of refurbishment works, including a basement extension, new swimming pool installation, roof extension, and significant structural alterations throughout the existing building. Given the scale and complexity of the development, temporary works played a critical role in ensuring the stability of both the building and neighbouring properties throughout construction. Our appointment included the design, coordination, and inspection of numerous temporary works elements, including: Basement wall propping Hoarding design Masonry façade retention systems Needling arrangements Scaffold support designs Shaft excavation support structures Swimming pool support arrangements Temporary propping systems Underpinning support systems

Embassy Facility Refurbishment, London, UK

LSY Engineering Consultants Ltd was appointed as Lead Temporary Works Engineer for the refurbishment of an existing embassy building in London. The project involved extensive internal alterations, the removal of structural elements, the installation of new service routes, and below-ground excavation work within a constrained urban site. Our role included the design and coordination of all temporary works required to facilitate the refurbishment safely and efficiently while maintaining the stability of the existing structure throughout the construction process.

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.