Bridge Demolition

Bridge Demolition A50

Bridge Demolition Sequencing & Temporary Works Design Andun provide Bridge Demoltion sequencing and temporary works design services to contractors working on infrastructure projects across the United Kingdom. Our bridge demolition experience range from the demolition of a single span over a brook or stream to 300m viaducts. View Case Studies We are able to provide […]

Rail Demolition

Andun provide rail demolition consultancy and design services for rail projects across the UK. We support contractors through every stage of the rail demolition process, from tender all the way through to the completion of the works. Our rail demolition design and sequencing expertise allow Andun to produce the most effective demolition scheme for your […]

Rail Temporary Works

Andun have delivered temporary works design and engineering support on some of the largest rail infrastructure projects of the last two decades. Our team of temporary works engineers have the experience and expertise to provide high quality temporary works consultancy, design and checking services for rail temporary works projects. This includes rail temporary works designs […]

Crane Design

Andun provide crane design services for projects where access, load or work sequencing challenges require a bespoke design solution. Crane types designed by Andun that have been successfully implemented by contractors include: Gantry cranes Specialist mobile cranes Lightweight derrick cranes Tower crane bases Crawler Crane & mobile crane positions Crane Design Approach Andun can provide […]

Cat 3 Checks

Andun provide independent BS5975 compliant Cat III checks for the construction industry. A Cat III check is required when a temporary worksdesign is complex, unusual or in a high hazard location; such as a nuclear environment or works adjacent to a railway. Cat III checks are performed by our team of specialist temporary works designers; […]

Emergency Temporary Works

Emergency temporary works require practical solutions to be delivered in a short timescale in a high pressure and often high-profile environment. Engineers providing emergency temporary works design must be able to deliver the correct design solution despite quickly and efficiently. Andun have twenty-five years of temporary works design experience allowing our team to provide rapid […]

Pull Down/Blow Down of Structures

The deliberate collapse of a structure during demolition is typically referred to as a ‘pull down’ or ‘blow down’. Effective use of pull down or blow down demolition techniques can shorten demolition timelines compared to progressive or top down demolition approaches. This approach requires sufficient space to implement. Andun have designed and sequenced this type […]

Lift beam design

Andun have extensive expertise in designing specialist lift beam and lifting gear solutions within the construction, demolition and rail engineering industries. This knowledge and experience allow the use of technology and in-house analysis to create innovative and efficient lifting solutions. Bespoke Lift Beam Design Where the load to be lifted is awkward in shape, requires […]

Specialist lifting equipment

Andun have a proven track record of designing specialist lifting equipment to solve particular lifting problems in construction and demolition projects. Typical areas where specialist lifting equipment is required include projects where access is limited for normal cranes or lifting equipment, or the items being lifted are abnormal in size, shape or the position of […]

Demo design and sequencing

White Hart Lane Demolition Sequencing

Demolition Techniques Demolition work can be considered as falling under two broad categories: progressive demolition; deliberate collapse mechanism Progressive demolition is the most common with most partial demolition works undertaking progressive demolition work. View Case Studies Progressive demolition This involves the controlled removal of portions of the structure whilst ensuring the remaining structure remains stable. […]