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Recently updated technical articles
TRADA span tables
This article offers supplementary technical guidance around the use of TRADA span tables on your site.
Accounting for movement in concrete bricks
Managing the change in bricks as they deal with drying shrinkage, moisture movement, thermal effects and structural movement.
New technical articles added in 2024
Site-applied GRP roof systems
How to satisfy our technical requirements when using a site-applied glass-reinforced polyester system on site.
Measuring storeys
How to measure the storeys of a building, and when you need to involve the LABC Warranty Engineering or Major Projects teams.
Flexible retaining walls
Popular for dealing with slopes, we talk about the appropriate installation of flexible retaining walls on your sites.
Good practice guide for metal web joists
An illustrated guide of what to check for when metal web joists have been installed on your LABC Warranty development.
Drainage strategies for projecting balconies
Preventing water ingress on the balcony area at design stage, this article addresses edge drained, free drained, and positively drained balconies.
Cavity trays at DPC level
How to secure drainage and ventilation when using a cavity tray at damp proof course level between masonry and timber frame.
Vertically stacked coupled window assemblies
A supplement to our guidance in the Technical Manual, this article deals with common faults in vertical stacked couple windows on site.
New homes attached to existing homes
Answering common questions on the construction of new homes alongside/attached to existing homes, and our coverage of these homes.
About this guidance
This guidance should be taken as a supplement to the LABC Warranty Technical Manual. The Technical Manual itself is our guide on how to achieve the technical standards that LABC Warranty Risk Management Surveyors are looking for on your sites.
If you have any questions about technical guidance on a site registered with LABC Warranty, you’re always welcome to contact your surveyor for additional guidance.
