Separating walls which can be used together with specific flanking constructions - Masonry walls, Timber walls, Steel walls. The portfolio of Robust Details has been steadily expanded over the years and the number of house-building plots registered with the scheme has increased rapidly. 8. Readers might be surprised to learn that 15% of the defect-related contacts NHBC receives relate to windows and doors. If the work has not been carried out fully and to the standards required in the robust detail(s) and a sound test proves this, remedial works would be required to rectify the failure to meet Part E of the Building Regulations and also therefore, the NHBC standards in my opinion. 7.2.20 Weathering details; 7.2.21 Valleys and hidden gutters; 7.2.22 Drainage; 7.2.23 Fascias and trim; 7.2.24 Spandrel panels; 8 Services. blocks are tied at every course to adjoining walls, with joints fully filled. Robust Details Handbook This handbook contains the separating wall and separating floor constructions that have achieved the status of robust details™ for part E of the Building Regulations (England and Wales) and Part G of the Building Regulations (Northern Ireland), "Resistance to the passage of sound". Sound insulation of soil pipes in floor voids and SVPs. ���%n>�3\8r�*&���������)b]%�S�g�|���^��� � H����N�0��y NHBC NHBC House, Davy Avenue, Knowlhill, Milton Keynes, Bucks MK5 8FP Tel: 0344 633 1000 Fax: 01908 747 255 www.nhbc.co.uk. robustdetails® Reinforced Concrete Frame Robust Details has had solutions for the multi-storey sector since the scheme started in 2004 Since the publication of Technical Extra 25 in August 2019, NHBC has been able to undertake more detailed research and industry liaison regarding elements of construction. This handbook provides a reference manual for those working on the specification and building of separating walls and floors in new homes. The construction should comply with building regulations, including the recommended sound reduction between rooms that include a WC and: Other forms of studwork construction may be acceptable where in accordance with the guidance in supporting documents to the building regulations or where independent evidence of performance is available. 7.2.20 Weathering details; 7.2.21 Valleys and hidden gutters; 7.2.22 Drainage; 7.2.23 Fascias and trim; 7.2.24 Spandrel panels; 8 Services. A Robust Detail is a separating wall or floor which has been assessed and approved by Robust Details Limited. If chimneys are to be rendered, the rendering should be as described in Chapter 6.1 'External masonry walls' . 105 0 obj <>/Filter/FlateDecode/ID[<60177AE7DF4EC7A7392B82962ABDA993><1153F66756AD0E4B8F5318557AA0D831>]/Index[89 29]/Info 88 0 R/Length 83/Prev 544865/Root 90 0 R/Size 118/Type/XRef/W[1 2 1]>>stream With the new year comes a new update to the Robust Details Handbook. 0 View Toby Phillips’ full profile. A minimum of two outlets near the TV aerial outlet. Insulation should normally be placed between the sheathing and the vapour control layer. A pattern has now emerged of regular queries relating to the application of Regulation 7(2) on the ban on combustible materials in external walls of ‘relevant buildings’. space wall ties 900mm minimum horizontally and 450mm minimum vertically. 7.2.20 Weathering details; 7.2.21 Valleys and hidden gutters; 7.2.22 Drainage; 7.2.23 Fascias and trim; 7.2.24 Spandrel panels; 8 Services. 350 connections. %%EOF ABOUT. NHBC's registered address is; NHBC House, Davy Avenue, Knowlhill, Milton Keynes, Bucks, MK5 8FP. THE SCHEME. Robust Details Ltd. NESCOT. ... Nuspan are looking forward to working with the NHBC at The Building for Tomorrow events. The NHBC Standards define the Technical Requirements and performance standards for the design and construction of new homes registered with us and provide guidance on how these can be achieved. ensure spaces around joists are fully filled with masonry and pointed. ■ be cut only where specified in the design NHBC's registered address is; NHBC House, Davy Avenue, Knowlhill, Milton Keynes, Bucks, MK5 8FP. endstream endobj startxref Call us for details on whether you are ready – mains power must be available. H��S�n�@��+����>�N��"HEXN*��¿����CU�� 9sڙ]ΑW�����q��%XS�}������?���U1�*. For more information, call 0844 633 1000 and ask for ‘Acoustics’, email acoustics@nhbc.co.uk or visit www.nhbc.co.uk. Builders' Book - An illustrated guide to building energy efficient homes, Builders' Book - An introductory guide to thermal bridging in homes, Robust details Ltd - Parge coat animation, Robust details Ltd - Roof without room-in-roof animation, Robust details Ltd - Tied junction animation, Technical Extra 01 - The party wall bypass - how to comply, Technical Extra 03 - Heat loss through party walls (England and Wales only), Technical Extra 19 - Avoiding common fire safety issues, Technical Guidance - Dpcs under timber soleplates to internal partitions, Technical Guidance - Firestopping to garage walls, Technical Guidance - Separating wall construction within roof spaces, Technical Guidance - Sockets and switches in light steel framed separating walls, Technical Guidance - Timber stud partitions, 2.1 The Standards and Technical Requirements, 3.2.6 Rendering, plastering and screeding, 3.3 Timber preservation (natural solid timber), 4.1 Land quality – managing ground conditions, 4.1.2 Initial Assessment – desk study (all sites), 4.1.3 Initial Assessment – walkover survey (all sites), 4.1.5 Basic Investigation (sites where hazards are not identified or suspected), 4.1.6 Detailed Investigation (sites where hazards are identified or suspected), 4.1.7 Managing the risks (sites where hazards are found), 4.2.4 The effects of trees on shrinkable soils, 4.2.8 Design and construction of foundations in shrinkable soils, 4.2.9 Foundation depths for specific conditions in shrinkable soils, 4.3.8 Sloping ground and stepped foundations, 4.4 Raft, pile, pier and beam foundations, 4.5 Vibratory ground improvement techniques, 4.5.4 Confirmation of suitability for treatment, 4.5.6 Compatibility of the ground, design and treatment, 4.5.12 Verification of completed treatment, 5 Substructure, Ground Floors, Drainage and Basements, 5.1 Substructure and ground-bearing floors, 5.1.18 Laying the ground-bearing floor slab, 5.2.7 Construction of suspended concrete ground floors, 5.2.9 Thermal insulation and cold bridging, 5.3.7 Design to avoid damage and blockages, 5.4 Waterproofing of basements and other below ground structures, 6.1.20 Protection of the works during construction, 6.3.3 Supporting load-bearing internal walls, 6.3.8 Partitions: internal non load-bearing, 6.3.10 Construction of steel framed partitions, 6.3.11 Construction of proprietary systems, 6.4.6 In-situ concrete floors and concreting, 6.4.11 Joists supported by intermediate walls, 6.4.20 Floating floors or floors between homes, 6.6.12 Staircases made from timber and wood-based products, 6.8.3 Solid fuel – fireplaces and hearths, 6.9.11 Electrical continuity and earth bonding, 6.9.19 Insulated render and brick slip cladding, 6.10.4 Structural design of load-bearing floors and walls, 6.10.10 Construction of load-bearing walls and external infill walls, 6.10.12 Fixing floor decking and ceilings, 6.10.20 Cladding, lining and sheathing boards, 7.1.4 Flat roof, terrace and balcony general design, 7.1.6 Flat roof, terrace and balcony structural design, 7.1.9 Profiled self-supporting metal decks, 7.1.10 Profiled self-supporting metal roofing, 7.1.11 Thermal insulation and vapour control, 7.1.12 Waterproofing layer and surface treatments, 7.1.13 Green and biodiverse (brown roofs) – including roof gardens, 7.1.17 Accessible thresholds and upstands, 7.1.18 Parapets and guarding to terraces and balconies, 7.2.10 Strutting for attic trusses and cut roofs that form a floor, 7.2.15 Ventilation, vapour control and insulation, 8.1.7 Electrical services and installations, 8.2.11 Electrical installation requirements, 8.2.12 Pipes, insulation and protection from cold, 8.3 Mechanical ventilation with heat recovery, 9.1.7 Ceramic, concrete, terrazzo and similar tile finishes, 9.3.5 Ceramic, concrete, terrazzo and similar tile finishes, 9.4.3 General provisions – cupboards and fitments, 9.4.6 Airing cupboards, cupboards, worktops and fitments, 9.4.7 Ironmongery, prefabricated items and other materials, 9.5.4 Conditions for painting and decorating, 10.1.10 Permanent prefabricated garages and carports, 10.2.4 Freestanding walls and retaining structures, 10.2.8 Garden areas within 3m of the home, fully fill joints, mortar beds and perpends, space wall ties 900mm minimum horizontally and 450mm minimum vertically, avoid any reduction in the thickness of masonry, ensure spaces around joists are fully filled with masonry and pointed, where external cavity walls have blown or pumped insulation, separating walls should be constructed with flexible cavity stops so that insulation cannot enter the cavity, care should be taken when specifying dry lining, as the thickness of plasterboard layers, and the methods of sealing and fixing, can affect the transmission of sound. Z�!�b�C�:�G�2���� 6*&�Qw��lޗED������b+�����jn��,�9cql���?��%,�GL����%2�Z�����։j� ���� ҄ :μ�h���B"vO%���y �ԕ�J�;�K�-{�'����B.3�ή?��2��c֬�����R��� ? If your design does not allow for 150mm upstand in all cases where the exceptions don’t apply, you run the risk of falling foul of building control or third party insurers such as FM or NHBC. h�b```f``�b`a`�:� Ā B@ �ؠ�/�`d��2��d��eʶ�Y� T��t�Ɵg��\�sL�|B�βW4�w0U4T4�w0������ � �{] ��`�m��\?�d0�etf��g�/����.���Ve��������-8�C |F^� �j> endobj 91 0 obj <> endobj 92 0 obj <>stream The robust details ® scheme is the alternative to pre-completion sound testing for satisfying Part E of the Building Regulations. Company number – 04980223. Sound insulation should be provided to soil pipes passing through homes by an encased boxing, using material (15kg/m²) and wrapping the pipe with a minimum 25mm of unfaced mineral fibre (10kn/m³ min). List of robust details™ • Table 1 – Separating walls • Table 2 – Separating floors • Tables 3a, 3b and 3c – Robust detail™ separating walls and floors which can be used together in flats/apartments • Table 4 – Robust detail™ separating walls which can be used together with non-robust detail™ separating floors in … Cookie Policy. Robust details in Scotland. However in the example shown on the previous page the However, the robust details are designed to ensure compliance. ■ be fully filled with mortar decades, the NHBC Standards have placed restrictions on the use of full fill cavity wall insulation in areas exposed to wind-driven rain, because of the risk of rain penetration from the outside to the inside of the wall. robustdetails® The Scheme • Build in accordance with the relevant Robust Detail specification • Satisfy the BCB that the relevant requirements have been met •Agree to be subject to robustdetails® scheme surveillance (if selected) To use the robustdetails® option, the ‘Person carrying out the work’ must: two layers of 12.5mm plasterboard (each sheet 10kg/m² min) on each side, with joints staggered and filled, one layer of 12.5mm plasterboard (each sheet 10Kg/m² min) on each side, with joints staggered and filled and 25mm unfaced mineral wool (10kg/m³ min) between the studs, blocks have a minimum density of 600kg/m³ and are finished on both sides with 13mm of plaster or 12.5mm plasterboard, and. QUESTION ANSWER. ■ not exceed 1/3 of the thickness of the single leaf where vertical site and build. Robust Details Limited, Unit 14, Shenley Pavilions, Chalkdell Drive, Shenley Wood, Milton Keynes, MK5 6LB. All soil pipes running horizontally through a floor void above or below a habitable room should be wrapped in at least 25mm of mineral wool (10kg/m³ min) and be adequately supported to avoid contact with the floor decking or ceiling. You... Nuspan returns after Covid-19 … avoid any reduction in the thickness of masonry. In England and Wales, separating walls may be built in accordance with Robust Details ‘Resistance to the passage of sound’. ■ not be chased where hollow blocks are used, unless specifically permitted by the manufacturer 89 0 obj <> endobj In masonry separating cavity walls and where the cavity is up to 75mm, flexible wall ties should be: Whilst not uncommon in the past, we’ve developed a more robust framework for these discussions – read the article in Guidance and good practice for more details on the benefits of these meetings. Cookie Policy. NHBC. The insulation should be continued through the thickness of each sound-insulating floor). Solid separating walls should be taken through the inner leaf of an external cavity wall and tied. Independent test evidence of the system’s performance is required in accordance with Technical Requirement R3. Our dedicated Standards team is continually working to develop technical content and updates to the Standards, working with stakeholders from across the industry. robustdetails® NHBC Foundation Report NF56: Sound Progress: A review of homeowner feedback on noise in new homes Demonstrating resilience?