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Nilforooshan and checked by V. Bariya (30/06/2022). The package includes design load information covering scaffold tube properties to BS EN 39, self weight, moment and axial capacity tables, coupler types with strengths, and scaffold board capacity assumptions. It also provides beam restraint capacity data for multiple lattice and proprietary aluminium beam systems, plus a design risk assessment listing hazards such as working at height and competence requirements, with residual risk 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scaffold tube specification is used in the design load information?","Question",{"text":112,"@type":113},"The document defines tube as Type 4 steel galvanised scaffold tube conforming to BS EN 39, with minimum yield stress of 235 N/mm2, an outside diameter of 48.3 mm, and a wall thickness of 4.0 mm.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Which key structural capacities are provided for the scaffold system?",{"text":117,"@type":113},"It lists self weight, moment capacity, and safe axial load (Pc) values for effective lengths, and includes moment capacity assumptions for scaffold boards depending on load application conditions.",{"name":119,"@type":110,"acceptedAnswer":120},"How does the design risk assessment address hazards for scaffold access?",{"text":121,"@type":113},"It identifies hazards such as working at height and competence, requiring compliance with NASC guidance, approved method statements for safe erection/dismantling, and competent trained personnel, with residual risk indicated.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},665140,1793290993,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":129,"read_time":144},962088121634,"https://ap-avatar.wpscdn.com/davatar_9964176cb1d06d4a9deccf72a44ae3dc","| |  |\n| --- | --- |\n| DESIGN CALCULATIONS |  |\n| Date: | 30/06/2022 |\n| Client: | Titchfield Group |\n| Title: | Scaffold access |\n| Site: | Fraser House, Manchester |\n| Calculation No. | 9989-1 E |\n| Drawing No: | 9989-1 E |\n| Prepared By: | M.Nilforooshan |\n| Checked By: | V.Bariya |\n| \u003Cbr>\u003Cbr>Client Logo |  |\n\nPSD0007 Version 1.0-07/06/2020 Page 1 of 23  \n\n| Date: | 30/06/2022 | Calculation No. | 9989-1 E | \u003Cbr>Tel: 0207 403 2994\u003Cbr>[Web:](Web: www.psd.uk.com)[ www.psd.uk.com](Web: www.psd.uk.com)\u003Cbr>|  |\n| --- | --- | --- | --- | --- | --- |\n| Client: | Titchfield Group | Drawing No: | 9989-1 E |  |  |\n| Title: | Scaffold access | Prepared By: | M.Nilforooshan |  |  |\n| Site: | Fraser House, Manchester | Checked By: | V.Bariya |  |  |\n|  |  |  |  |  |  |\n| CONTENTS PAGE |  |  |  |  |  |\n| Page:\u003Cbr>2 Contents Page\u003Cbr>3 Design load information sheet\u003Cbr>5 Design Risk Assessment\u003Cbr>6 Design Calculations\u003Cbr>Design Drawings:\u003Cbr>9989-1 E\u003Cbr>Super Stress Analysis:\u003Cbr>NA\u003Cbr>Appendix:\u003Cbr>A Wind Assessment |  |  |  |  |  |\n\nPSD0007 Version 1.0-07/06/2020 Page 2 of 23  \n\n| Date: | 30/06/2022 | Calculation No. | 9989-1 E | \u003Cbr>Tel: 0207 403 2994\u003Cbr>[Web:](Web: www.psd.uk.com)[ www.psd.uk.com](Web: www.psd.uk.com)\u003Cbr>|\n| --- | --- | --- | --- | --- |\n| Client: | Titchfield Group | Drawing No: | 9989-1 E |  |\n| Title: | Scaffold access | Prepared By: | M.Nilforooshan |  |\n| Site: | Fraser House, Manchester | Checked By: | V.Bariya |  |\n|  |  |  |  |  |\n| DESIGN LOAD INFORMATION SHEET |  |  |  |  |\n| Scaffold Tube\u003Cbr>Tube' refers to Type 4 steel galvanised scaffold tube conforming to BSEN39 with a minimum yield stress of 235N/mm2, an outside diameter of 48.3mm with a wall thickness of 4.0mm. |  |  |  |  |\n| Self weight 4.37kg/m\u003Cbr>Moment Capacity 1.12kN.m |  |  | ( As NASC TG20:21, Guide to good practice for scaffolding with tube and fittings, Table 5.9) |  |\n| Axial Load\u003Cbr>Effective Length (Le)\u003Cbr>(M)\u003Cbr>1.20 1.40 1.60 1.80 2.00 2.20 2.40 2.60 2.80 3.00\u003Cbr>3.20 |  | Safe Axial Load (Pc)\u003Cbr>(kN)\u003Cbr>51.90 45.30 39.20 33.70 29.10 25.30 22.00 19.30 17.10 15.20\u003Cbr>13.60 | ( As NASC TG20:21, Guide to good practice for scaffolding with tube and fittings, Table 5.10)\u003Cbr>All Tubes used in this design considered 'As New Tube' |  |\n| Couplers\u003Cbr>Type SWL Self weight\u003Cbr>(kN) (Kg)\u003Cbr>Right Angle (Class A) 6.1 1.2\u003Cbr>Right Angle (Class B) 9.1 1.2\u003Cbr>Swivel Coupler (Class A) 6.1 1.2\u003Cbr>Swivel Coupler (Class B) 9.1 1.2\u003Cbr>Sleeve (Class A) 3.6 (T)\u003Cbr>Sleeve (Class B) 5.5 (T)\u003Cbr>Scaffold Boards\u003Cbr>225 x 38mm timber scaffold boards (38-1.2m) |  |  | ( As NASC TG20:21, Guide to good practice for scaffolding with tube and fittings, Table 5.15)\u003Cbr>( As NASC TG20:21, Guide to good practice for scaffolding with tube and fittings, Table 5.8) |  |\n| Moment Capacity 0.475kN.m (Load Applied acts on an individual board)\u003Cbr>0.61kN.m (Load Applied is spread uniformly across min of 4 boards) |  |  |  |  |\n\nPSD0007 Version 1.0-07/06/2020 Page 3 of 23  \n\n| Date: | 30/06/2022 | Calculation No. | 9989-1 E | \u003Cbr>Tel: 0207 403 2994\u003Cbr>[Web:](Web: www.psd.uk.com)[ www.psd.uk.com](Web: www.psd.uk.com)\u003Cbr>|\n| --- | --- | --- | --- | --- |\n| Client: | Titchfield Group | Drawing No: | 9989-1 E |  |\n| Title: | Scaffold access | Prepared By: | M.Nilforooshan |  |\n| Site: | Fraser House, Manchester | Checked By: | V.Bariya |  |\n|  |  |  |  |  |\n| Lattice Beams\u003Cbr>Ladder Beam Restraints @ 1.2m Centres\u003Cbr>Moment Capacity 12.5kN.m\u003Cbr>Shear Capacity 12.5kN\u003Cbr>Steel Unit Beam Restraints @ 1.2m Centres\u003Cbr>Moment Capacity 27.7kN.m\u003Cbr>Shear Capacity 15.6kN\u003Cbr>Hakitec 750 Aluminium Beam Restraints @ 1.0m Centres\u003Cbr>Moment Capacity 41.3kN.m\u003Cbr>Shear Capacity 30.6kN\u003Cbr>Selfweight 7.5Kg/m\u003Cbr>Dessa 780 Aluminium Beam Restraints @ 1.0m Centres\u003Cbr>Moment Capacity 38.84kN.m\u003Cbr>Shear Capacity 23.71kN\u003Cbr>Selfweight 8.17Kg/m\u003Cbr>Dessa 790 Aluminium Beam Restraints @ 1.0m Centres\u003Cbr>Moment Capacity 41.92kN.m\u003Cbr>Shear Capacity 23.71kN\u003Cbr>Selfweight 6.78kg/m\u003Cbr>Dessa 1300 Aluminium Beam Restraints @ 1.0m","cbCaidJNC68jGW8k","https://ap.wps.com/l/cbCaidJNC68jGW8k","pdf",1011822,23,"English","# Contents Page\n## Design load information sheet\n## Design Risk Assessment\n## Design Calculations\n## Design Drawings\n## Appendix: A Wind Assessment","[{\"question\":\"What scaffold tube specification is used in the design load information?\",\"answer\":\"The document defines tube as Type 4 steel galvanised scaffold tube conforming to BS EN 39, with minimum yield stress of 235 N/mm2, an outside diameter of 48.3 mm, and a wall thickness of 4.0 mm.\"},{\"question\":\"Which key structural capacities are provided for the scaffold system?\",\"answer\":\"It lists self weight, moment capacity, and safe axial load (Pc) values for effective lengths, and includes moment capacity assumptions for scaffold boards depending on load application conditions.\"},{\"question\":\"How does the design risk assessment address hazards for scaffold access?\",\"answer\":\"It identifies hazards such as working at height and competence, requiring compliance with NASC guidance, approved method statements for safe erection/dismantling, and competent trained personnel, with residual risk indicated.\"}]","Scaffold access - Design Calculations - Calculation No. 9989-1 E | PDF",58]