GB/T 11977-2025 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 11977-2025	RFQ	ASK	3 days	(Functions and dimensions series of bathrooms in housing)	Valid
GB/T 11977-2008	489	Add to Cart	4 days	Functions and dimensions series of bathrooms in housing	Valid
GB/T 11977-1989	839	Add to Cart	6 days	Bathrooms in housing functions and series of dimensions	Obsolete

Basic data

Standard ID: GB/T 11977-2025 (GB/T11977-2025)
Description (Translated English): (Functions and dimensions series of bathrooms in housing)
Sector / Industry: National Standard (Recommended)
Date of Implementation: 2026-02-01
Older Standard (superseded by this standard): GB/T 11977-2008
Issuing agency(ies): State Administration for Market Regulation; Standardization Administration of China

GB/T 11977-2008: Functions and dimensions series of bathrooms in housing

---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.
Functions and dimensions series of bathromms in housing ICS 91.010.30 P30 National Standards of People's Republic of China Replacing GB/T 11977-1989 Residential toilet functions and size series Posted 2008-11-04 2009-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Introduction Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 classification and marking 2 5 requires 3 Appendix A (informative) Basic sanitary Reference Size 9 Appendix B (normative) Reference overall bathroom size 10 Annex C (informative) typical residential bathroom layout example 11 Annex D (informative) Residential Bathroom pipelines design example 13

Foreword

This standard replaces GB/T 11977-1989 "series of toilet function and size." This standard compared with GB/T 11977-1989, the main changes are as follows. --- Increased residential Accessible bathroom; --- Increasing the overall bathroom; --- Increased residential bathroom room for expansion; --- Increased residential bathroom drainage layer. The Standard Appendix A, Appendix B, Appendix C, Appendix D are informative appendices. The standard proposed by the Ministry of Housing and Urban-Rural Development of the People's Republic of China. This standard is under the jurisdiction of the Ministry of Construction of housing building products Standardization Technical Committee, components and products with the urban and rural areas. This standard is drafted by. China Building Standard Design and Research Institute. Participated in the drafting of this standard. Tsinghua University School of Architecture, Architectural Design and Research Institute of Tsinghua University, China Building Decoration Association Kitchen Works The Committee, the Beijing Municipal Federation of Industry Chamber of Commerce, kitchen, bathroom facilities Qingdao Haier Co., Ltd., Tangshan Ceramics (Group) Co., Ltd., Wenzhou, East Italian residential Equipment Co., Ltd. Suzhou Youchao sanitary system, Beijing, China Building Material Co., Ltd. Li-resistant. The main drafters. Zhang Shujun, Mayun Yu, Li Duanwen, Zhou Yan Min, Linju Ying, Fu Xin, Tianwan Liang, Hu Yanan, Wang Qingfeng, Mu Yong, Wang Li, Jiang Hong, Chen Zhaozhong, buffalo referral, Jia Feng. This standard replaces the standards previously issued as follows. --- GB/T 11977-1989. Residential toilet functions and size series

1 Scope

This standard specifies the functions and size series of toilet scope, terms and definitions, classification and marking requirements. This standard applies to new construction, renovation urban residential toilets, accessible toilets and toilet functions and the overall size of the series.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 13095 full baths GB/T 50100 standard mold coordination number of residential buildings JGJ50 urban roads and buildings accessible design specifications

3 Terms and Definitions

The following terms and definitions apply to this standard. 3.1 Residential space for occupants were urinating, washing, bathing and other activities. 3.2 Residential for wheelchairs, accessible facilities for the elderly complete bathroom. 3.3 With tub and waterproof plate (or a combination), washbasin and a platen (or a combination), the overall framework and roof panels formed with the formation of sanitary ware Independent sanitary unit. Have any combination of defecation, toilet, shower and bath function or the above functions. 3.4 Bathroom for toilet space. 3.5 Bathroom for hand washing, wash, brush your teeth, mouth wash space. 3.6 Bathroom for a shower, bath tub space. 3.7 Bathroom space for laundry and the like. 3.8 Bathroom space for a single function. ......

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