- Project plans
- Project activities
- Legislation and standards
- Industry context
Last edited 01 Sep 2020
Builder’s work in connection
The term ‘builder’s work in connection’ (BWIC) refers to builder's work that is necessary as a result of other works, typically mechanical and electrical services but also specialist installations, such as lifts, escalators, roller shutters, hoists and cleaning cradles, and so on.
- Cutting, forming or drilling through walls, floors or ceilings to allow services to pass.
- Ensuring structural integrity is not compromised.
- Chasing block and brickwork for conduits or pipes.
- Lifting and replacing floors.
- Asbestos removal.
- Plant moving services.
- Sealing holes.
- Reinstating fire, thermal or acoustic separation.
- Constructing plinths.
- Making good plaster and other finishes.
- Maintenance access requirements such as access panels, decking, platforms, cat ladders and handrails.
Builder's work in connection is generally carried out by the main contractor for a mechanical and electrical sub-contractor and other such specialist trades. However, sometimes, the mechanical and electrical works might be part of the main contract and the builders work in connection sub-contracted.
 Find out more
 Related articles on Designing Buildings Wiki
Featured articles and news
Prioritising tax considerations.
The four D creative process: discover, define, develop and deliver.
National Cyber Security Centre initiative is announced.
Reviewing trends and projections.
Legislation will establish initiatives to move towards net zero.
How to document contractor employment status.
Tech tools to help manage people and space post-pandemic.
A style that ranges from mock Tudor to arts and crafts to the 'Wrenaissance'.
Free guide from Secured by Design.
BREEAM strategy for sustainability and the circular economy.
Free tool to improve the construction programming process.
Are buildings doing what they're supposed to be doing?
Cities with quick access to everything by foot or bike.
The pressures and pinch points of global destinations.