Access pre-written preliminary content and work sections classified in Uniclass 2015. The library contains pre-written specification clauses and guidance written by our in-house team of content specialists.
UK CAWS content
A full library of Common Arrangement of Works Sections (CAWS) based on the content in NBS Building and Landscape. This includes preliminaries and work sections. The CAWS content works with the latest version of the NBS Plug-in for Autodesk Revit. Choose between CAWS or Uniclass 2015.
UK Small Works Library
A bespoke content library that’s suitable for smaller projects. This library uses the CAWS classification system.
UK content libraries
Over 13,000 prewritten clauses, enabling you to create your specification. Supported by over 90,000 industry standards and references to help you make decisions. Options for Architecture, Landscape, Structure and Services.
All Canadian content
Thousands of prewritten clauses to support Canadian standards and regulations.
All Australian content
Over 3,500 prewritten clauses, authored to Uniclass 2015 to support Australian standards and regulations.
Specialist guidance is displayed contextually alongside the specification as you work, helping you to specify accurately. Fully authored and updated to the latest standards by the NBS team.
Set up projects
Start new projects and invite the whole project team to work together in the same online space.
Create customised templates and save them to use on future projects. Meaning your company’s brand and style are automatically applies to your specifications.
Author and edit specifications
Rapidly edit your specification in the web browser, through a powerful and easy-to-use interface.
Import NBS Building and Landscape specs
Import and reuse existing specifications from NBS Building in Chorus.
Quickly find the content you need with the search tool – which includes a spell check function and synonym database. E.g. a search for ‘asphalt’ will also return ‘concrete'.
Park unwanted content
Remove unnecessary detail and produce short and concise specifications.
Print and export a selection or the full specification to MS Word and PDF. Quickly export subsets of the specification to be shared with partners.
Copy the whole specification
Copy your specification for the purposes of reusing previous work and storing a back-up.
Import NBS Create specifications
Import and re-use an existing specification from NBS Create within NBS Chorus using Uniclass 2015.
Copy a selection of your specification
You can now copy parts of your specification. Content updates notifications are copied along with the spec, meaning you can reuse work from a previous job and bring the content up-to-date in the new job.
Multiple users, working at once
Add users across your organization, invite them to your project, work together on specification in real time.
Invite users on different sites within your company to work on your specifications.
Powerful permissions settings allow you to set what the team can see and do at both a specification and project level.
Over 25,000 product specifications from leading manufacturers. Easy to find and instantly added, with links to NBS National BIM Library objects.
NBS technical content is regularly updated to keep references and standards current. This feature notifies you of changes that affect your specifications and gives you the ability view changes side-by-side. This feature is currently available for Uniclass content sets.
Plug-in for Autodesk Revit ®
Use all the power of NBS Chorus inside Autodesk Revit, link your model to the specification and develop your information in parallel.
Plug-in for Vectorworks
Develop your model and specification together directly in the Vectorworks environment
Add-on for Graphisoft ARCHICAD
Develop your model and specification together directly in the Graphisoft ARCHICAD environment, compatible with Mac for the first time.
Chorus is fully linked to the NBS BIM Toolkit and National BIM Library.
Export submittals and import into CDEs
Instantly export a full list of submittals from your spec in one click. Choose to export in a format suitable for a number of leading Common Data Environments, including Autodesk BIM 360, Newforma and Viewpoint.
Rapidly create master specifications and reuse them in an instant. They can be created from scratch or copied from existing jobs. Control who can build up and maintain each master, and who can reuse masters in projects.
The project team (both internal and external) can add notes during the authoring of the specification, and afterwards to understand why decisions were made. The powerful permissions model allows full control over contributions and visibility.
Keep track of changes made to the contents of your specification and compare the changes against previous versions in the publishing history. This feature will be developed throughout 2020.
Bring the entire construction team together and invite multiple users, organisations and locations into your project.
Export a high-level summary of everything being designed and specified, alongside a brief description and clarity over design responsibility.
Optional extra for Chorus 1 and 2
Dedicated training from NBS specialists direct to your organisation, to help you get the most out of NBS Chorus. Different packages available.
Access a specialist course of e-Learning modules to help you get the most out of the software.
Getting started session
A comprehensive overview session to get you started with Chorus delivered by our expert NBS Training team.
In-product support centre
Product support articles and videos, suggest new features, find out the latest product developments and log support requests.
Online chat, telephone support, email and a community forum to share your ideas.
Click the get started button and one of our specialists will be in touch to discuss the best subscription for your business.
For teams who need to rapidly develop high-quality specifications on any capable device, with access to pre-written content.