GB 4053.3-2009 English PDFUS$169.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB 4053.3-2009: Safety requirements for fixed steel ladders and platform -- Part 3: Industrial guardrails and steel platform Status: Valid GB 4053.3: Historical versions
Basic dataStandard ID: GB 4053.3-2009 (GB4053.3-2009)Description (Translated English): Safety requirements for fixed steel ladders and platform -- Part 3: Industrial guardrails and steel platform Sector / Industry: National Standard Classification of Chinese Standard: C68 Classification of International Standard: 13.100 Word Count Estimation: 7,723 Date of Issue: 2009-03-31 Date of Implementation: 2009-12-01 Older Standard (superseded by this standard): GB 4053.3-1993; GB 4053.4-1983 Quoted Standard: GB 4053; GB 50205 Regulation (derived from): Announcement of Newly Approved National Standards No. 4, 2009 (No. 144 overall) Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China Summary: This Chinese standard provides fixed industrial protective railings and steel platform design, manufacture and installation of the basic safety requirements. This standard applies to industrial enterprises within the workplace and the use of protective railings steel platform (except as provided otherwise standard). GB 4053.3-2009: Safety requirements for fixed steel ladders and platform -- Part 3: Industrial guardrails and steel platform---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. Safety requirements for fixed steel ladders and platform.Part 3. Industrial guardrails and steel platform ICS 13.100 C68 National Standards of People's Republic of China Replacing GB 4053.3-1993, GB 4053.4-1983 Fixed ladders and platform security requirements Part 3. Industrial guardrails and steel platform Posted 2009-03-31 2009-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordChapter 3 of this section except outside mandatory. GB 4053 "fixed ladders and platforms safety requirements" is divided into the following sections. --- GB 4053.1 steel ladders; --- GB 4053.2 steel inclined ladders; --- GB 4053.3 industrial guardrails and steel platform. This section GB 4053 "fixed ladders and platform security requirements" Part 3. This part is GB 4053.3-1993 "fixed industrial protective railings safety and technical conditions" and GB 4053.4-1983 "Stationary Amendment steel industry platform ", revised the two parts into one standard. Compared with GB 4053.3-1993 part of the main changes are as follows. --- Increasing the height requirements and conditions set protective railings; --- Modified material requirements; --- Amend the provisions of the handrail design loads; --- Increased intermediate railing and columns of load requirements; --- Modify the rust and corrosion requirements; --- Modify the protective railing height and recommended minimum height requirement; --- Increasing the handrail structure, requires a non-circular cross-section with rails and grab bars surrounding space; --- Modify the intermediate rail and on the lower member of a predetermined pitch; --- Increased post installation requirements; --- Request to amend the skirting board structure, increasing the height of the skirting board regulations. Compared with GB 4053.4-1983 part of the main changes are as follows. --- Modified material requirements; --- Amend the provisions of platform design loads; --- Modify the rust and corrosion requirements; --- Modify the width of the platform of the provisions; --- Modify the direction of travel of a predetermined length of the platform; --- Modify the height requirements of the space above the platform; --- Increased inclination internet access provisions. This part is proposed by the State Administration of Work Safety. This section produced by the National Standardization Technical Committee centralized security. This section is responsible for drafting unit. Jilin Academy of Safety Science and Technology, Changchun University, Changchun College of Engineering. The main drafters of this section. Xiao Jianmin, music students, Zheng Fan Ying, Sun Wei, Han Lianying. This part of the standard replaces the previous editions are. --- GB 4053.3-1983, GB 4053.3-1993; --- GB 4053.4-1983. Fixed ladders and platform security requirements Part 3. Industrial guardrails and steel platform1 ScopeThis section provides the basic safety requirements for the design of fixed industrial protective railings and steel platform, manufacture and installation. This section applies to industrial enterprises in the workplace use protective railings and steel platforms (unless otherwise specified in the standard).2 Normative referencesThe following documents contain provisions which, through reference in this part of the GB 4053, constitute provisions of this part. For dated references, All subsequent amendments (not including errata content) or revisions do not apply to this section, however, encourage the agreement on this section Whether the parties can study the latest versions of these documents. For undated reference documents, the latest versions apply to this section. Steel Engineering Construction Quality Acceptance GB 502053 Terms and DefinitionsThe following terms and definitions apply to this section. 3.1 Permanently installed ladders, platforms, Passageways, and other personnel to prevent the falling edge of the open frame structure, referred to as the fence (see Fig. 1). 3.2 As a support for holding a barrier function and a top member of the guard railing. 3.3 Installed protective railings and horizontal members at the top of the railing between the floor. 3.4 Connection to internet or other fixed structure, vertical support member protective railings. 3.5 Along the platform, channel or other open edge vertically to prevent falling objects (or people slide) protective railing member. 3.6 In the area around the plane over there for people working or planar structure standing. 3.7 Permanently installed in a building or equipment altar personnel work, rest or passage of a steel platform. 3.7.1 Equipped with protective devices required for personnel work platform activities. 3.7.2 Inter bench for people to rest or change the direction of travel of the adjacent platform. 3.7.3 Another area for people traveling from one area to the platform.4 General requirements4.1 protection requirements 4.1.1 1.2m from beneath the floor or ground and above the adjacent platform, all open edge channels or face should be set protective railings. 4.1.2 platform, channel or work surface may be the use of tools, machine parts or objects occasion, to be provided with all the open edges of the skirting board Protective railings. 4.1.3 above or near plating or pickling, degreasing and other dangerous equipment platforms, passage or face the open edge, shall be provided with skirting Plate protective railings. 4.1.4 When the platform has to meet other structural edge skirting boards function and strength requirements, not to set up guard rails skirting board. 4.2 Material Mechanical properties of steel guardrails and steel platform shall not be less than Q235-B, and has a carbon content of assurance of conformity. Millimeters 1 --- armrest (top railing); 2 --- intermediate rail; 3 --- column; 4 --- skirting board; H --- railing height.1 a schematic diagram of protective railings4.3 protective railing design loads 4.3.1 After installing protective railings at the top of the railing should be able to withstand the horizontal and vertical downward direction is not less than 890N concentrated load and not Less than 700N/m uniform load. The maximum deflection between adjacent columns should not exceed 1/250 of the span. As well as horizontal and vertical load Centralized and uniform load are not superimposed. 4.3.2 intermediate rail should be able to withstand in the midpoint of the circumference of the applied level of not less than 700N concentrated load, maximum deflection Not more than 75mm. 4.3.3 end or the end of the column should be able to withstand any direction at the top of the column is applied on the 890N concentrated load. 4.4 steel platform design loads 4.4.1 steel platform design load shall be required to determine the actual use, and is not to be less than the value specified in this part. Should be able to withstand the internal area is not less than the entire platform 4.4.2 3kN/m2 uniformly distributed live load. 4.4.3 platform in the regional center distance of 1000mm, the side length of 300mm square should be able to withstand a concentrated load of not less than 1kN. 4.4.4 platform floor deflection under design loads should not exceed 10mm or 1/200 of span, whichever is smaller values. 4.5 manufacture and installation 4.5.1 guardrails and steel platform shall be welded connections, welding requirements shall comply with the provisions of GB 50205. When inconvenience welding bolt connection is available, but should ensure the structural strength design. After the installation of guardrails and steel platform should not have crooked Oblique, twisted, distorted, and other defects. 4.5.2 protective railings manufacture and installation process should ensure that all components and their connections smooth surface, no sharp edges, sharp corners, burrs or other possible Injury to personnel or external defects hinder its adoption. 4.5.3 steel platform and channel weight alone should not be fixed. When tension alone fixture, its load factor should not work Less than 1.5. Design should consider the effect of stress corrosion and fatigue life of the fixture. Steel girder 4.5.4 platform installation should be straight, decking should be smooth and should not skew, warp, deformation and other defects. 4.6 rust and corrosion 4.6.1 Design of steel guard rails and the platform shall be such that the accumulation of water and moisture to a minimum to reduce rust and corrosion. 4.6.2 Using the occasion and environmental conditions in accordance with guardrails and steel platform, and should be suitable rust and anti-corrosion coating. 4.6.3 guardrails and steel platform after installation, they should at least coat of primer and one layer (or layers) finish or the equivalent of rust and corrosion Coating.5 protective railings structural requirements5.1 Structure form 5.1.1 should include protective railings handrail (top railing), in the form of intermediate structure railing and columns or by other equivalent structures. 5.1.2 protective railings disposed of each member shall ensure that intermediate rail (rail) gap spacing between the upper and lower forming member is not more than 500mm. Member is set up should stop climbing. 5.2 railing height 5.2.1 When the platform, the channel and the workplace from the reference plane height of less than 2m, protective railing height should not be less than 900mm. 5.2.2 from the reference plane height of not less than 2m and less than 20m platform, guard rails and channel height should workplace Not less than 1050mm. 5.2.3 from the reference plane height of not less than 20m platform, guard rails and workplace passage height should not be less than 1200mm. 5.3 handrails 5.3.1 handrails shall be designed to allow the hand to slide in a row. Handrails should end end end zigzag, steerable support walls, railings or steering middle, Or steering column, or arranged to avoid the end of the armrest protruding structure. 5.3.2 handrail should be used in the steel, the outer diameter shall be not less than 30mm, not more than 50mm. Non-circular cross-section of the handrail, sectional circumcircle Diameter should be less than 57mm, the fillet radius of not less than 3mm. 5.3.3 handrail should be not less than 75mm of headroom in order to hand. 5.4 intermediate rail 5.4.1 between the handrail and skirting board should be provided with at least one intermediate rail. 5.4.2 intermediate rail should be used not less than 25mm × 4mm flat or round bar diameter of 16mm. Intermediate rail and the upper and lower members of the Gap spacing should be less than 500mm. Book GB 4053.3-2009 5.5 column 5.5.1 protective railings ends column should be set to ensure that the building or structure or other fixed firmly connected, column spacing should be Not more than 1000mm. 5.5.2 column should not be installed in the skirting board, skirting board unless the carrier member. 5.5.3 column should be used not less than 50mm × 50mm × 4mm outer diameter of 30mm ~ 50mm angle iron or steel pipe. 5.6 skirting board 5.6.1 skirting board on top of the platform floor height shall be not less than 100mm, the bottom from the ground shall be not more than 10mm. Skirting board should The use of not less than 100mm × 2mm steel plate of. 5.6.2 indoors platforms, channels or on the ground, if there is no drainage or remove harmful liquid requirements, skirting boards do not leave the lower end of the gap.6 steel platform structure requirements6.1 platform sizes 6.1.1 Working platform size should be based on predetermined requirements and capabilities to determine, but not less than prevailing platforms and staircases of platforms (resting flat Taiwan) minimum size. 6.1.2 Roll width access platform shall not be less than 750mm, the occasional passage of a single person may be appropriate to reduce the width of the platform, but it should be Not less than 450mm. 6.1.3 staircase platform (rest platform) width of not less than the width of the ladder, and on the ladders should not be less than 700mm, inclined ladders should not be Less than 760mm, whichever is greater. Staircase platform (rest platform) in the longitudinal direction of travel should not be less than the width of the ladder, and on the ladders Be not less than 700mm, inclined ladders should not be less than 850mm, whichever is greater. 6.2 space above 6.2.1 platform perpendicular to the ground from the top of the obstacle to be not less than 2000mm. 6.2.2 Only single platform for occasional use, the vertical distance between the top of the obstacle can be reduced appropriately, but not less than 1900mm. 6.3 supporting structure Platform should be installed on a solid and reliable support structure, and rigidly connected thereto; staircase platform (rest platforms) should not be suspended from the bench. 6.4 platform floor 6.4.1 should adopt the platform floor pavement by steel tread plate or slip handle not less than 4mm thick steel plate should not be adjacent lap. phase O on the steel sheet surface height difference should be less than 4mm. 6.4.2 working platforms and staircases of platforms (resting platform) floor level should be set. Access platform floor and the horizontal angle should not Greater than 10 °, sloping floor anti-slip measures should be taken. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB 4053.3-2009_English be delivered?Answer: Upon your order, we will start to translate GB 4053.3-2009_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB 4053.3-2009_English with my colleagues?Answer: Yes. The purchased PDF of GB 4053.3-2009_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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