Kim collins integral engineering design clt and innovation in construction low carbon business breakfast tuesday 19th september 2017

1. Cross Laminated Timber
Kim Collins

2. Cross Laminated Timber CLT

3. Hayesfield Girls’ School White Design

4. Embodied Carbon Hayesfield Girls’ School
-126
159
206
217
-150
-100
-50
0
50
100
150
200
250
Nucleus
(with
sequestration)
Nucleus
(without
sequestration)
Concrete Scheme Steel scheme
EmbodiedCarbon,kgCO2e/m2
Embodied carbon of structural components, compared to
equivalent steel and concrete schemes

5. Holme Lacy Workshops Hewitt Studios

6. Kingswood LocalityHub Alec French Architects

7. Arts Space, Hereford College of Art Hewitt Studios

8. Christies Care Nicholas Hare Architects

9. Christies Care Nicholas Hare Architects

10. Procurement

11. Hayesfield Girls’ School White Design

12. ROH Costume Centre Nicholas Hare Architects

13. ROH Costume Centre Nicholas Hare Architects

14. Steiner Academy, Frome FCBS

15. Bearing details
Avoids internal bracket but
more machining of CLT
required
Simple connection but
requires wide support
Plated connection can be
used if hidden by finishes
CONSIDER
CONSTRUCTION
TOLERANCES

16. Standard details
Bearing connection Shear connection

17. Disproportionate collapse
Ideal for acoustics Ideal for robustness

18. Raymond Fenton Community Centre, South Cerney White Design

19. Raymond Fenton Community Centre, South Cerney White Design

20. Conclusions
• Flexible, sustainable engineered material
• Needs to be embraced from the outset with a
coordinated team approach
• Reduced time on site
• Detailing is very important- driven by connections and
interfaces
• Programme must consider procurement