1. LEGISLATION OVERVIEW & PROCEDURES Douglas Walker Chairman Scottish Registration Board Structural Engineers Registration Ltd

2. “ the structural engineer is acknowledged by all parties as the one specialist who can ensure the structure is safe. However the engineer often finds that these same parties are not giving him the leeway and opportunities to make their expectations a reality….” Dutch Inspectorate of Housing, Spatial Planning and Environment April 2009

3. Every building must be designed and constructed in such a way that the loadings that are liable to act on it, taking into account the nature of the ground, will not lead to: (a) the collapse of the whole or part of the building; (b) deformations which would make the building unfit for its intended use, unsafe, or cause damage to other parts of the building or to fittings or to installed equipment; or (c) impairment of the stability of any part of another building. Mandatory Standard 1.1

4. SCOPE OF STRUCTURAL CERTIFICATION What is a structure?

5. Pedestrian barriers

6. CLADDING

7. Technical handbook S1.1.1 Fixings The SCOSS committee has expressed concern that safety critical fixings do not always receive the attention that they deserve……. ….. Designers must be satisfied that fixings receive the same consideration as other aspects of the design …….

8. Full Plans Submission to Local Authority Plan checking and adjustment Building Warrant Issued Construction phase commences Applicant Self certifies completion prior to occupation Design Certificate Form Q Construction Certificate

9. Information To Be Supplied With a Warrant Application The Building Procedure) (Scotland) Regulations; Schedule 2 to Regulation 4(2) Plus S4(3) Any further information or additional plans that the verifier requires

10. STAGED WARRANTS  Commencement before all design information is known – One Warrant Application with staged amendments (Freedom to Agree stages with Verifier)  Conditional grant of Warrant  Separate design certificates for each staged amendment  One completion certificate & One Q Form

11. PRE - WARRANT DESIGN CHANGES  No Warrant Amendment Required therefore no amendment certificate - but  Verifier may request new design certificate – or  Contact SER to have certificate redated Care required to ensure that warrant plans relate to certified design (guidance note 8)

12. POST WARRANT DESIGN CHANGES Type of Change Change to certified work Change affecting certified work Change not affecting certified work Certifier Action Redesign and issue new certificate Verifier may request confirmation letter

13. METHODS OF DESIGN COMPLIANCE  Eurocode design deemed compliance (2010 Standards) Technical Handbooks S1.1.3 Reference to Assumptions in BS EN 1990 and “Those responsible for procuring the design …. based on Structural Eurocodes ….. should ensure that they have employed individuals with the necessary ….. experience and that appropriate procedures for checking designs have been adopted.”

14. S1.0.5 Technical handbooks Alternative Approached British standards BBA Agrément Certificates Small Buildings Structural Guidance

15. Standard 1.2 Every building must now be designed to avoid disproportionate collapse

16. CONVERSIONS REGULATION 12 Specifies the standard to which the regulations are to be applied to conversions For Structure this is: …… in so far as is reasonably practicable, and in no case be worse ……. REGULATION 4 Schedule 2 to Regulation 4 lists 10 changes of use of a building which are defined as Conversions

17. Certification of Conversions Case 1: Building is to be converted and alteration works undertaken Two certificates required: alteration and conversion Case 2: Building is to have use changed (conversion) but no construction work One conversion certificate required Case 3: Building is to be altered and use changed but not a conversion One alteration certificate required

18. Completion Certificates & Form Q Building Scotland Act 2003 Section 17 (1) After the completion of the work or conversion in respect of which a building warrant has been granted, the relevant person must submit to the verifier a completion certificate certifying: (a) that the work was carried out …… in accordance with the building warrant, and (b) …….the building as constructed complies with building regulations (c) … the building as converted complies with building regulations.

19. MULTIPLE PLOT COMPLETIONS Dwellings - separate completion for each unit –Separate form Q for each unit Or –Letter confirming schedule 1 items that relate to that unit Other Building Types may only require single completion certificate

21. ACE Agreement 9 Key Issues Client responsibility to provide information Client responsibility to ensure that contractors and sub-contractors supply information Limitations on liability Protection of certifiers in employment of AB Arrangements for payment including warrant amendments