住宅设计规范DB11 1740-2020

目次

1总则 (1)

2术语 (2)

3基本规定 (4)

4技术经济指标 (5)

5套内空间 (7)

5.1套型 (7)

5.2卧室 (7)

5.3起居室（厅）、餐厅 (7)

5.4厨房 (8)

5.5卫生间 (8)

5.6贮藏、走道及套内楼梯 (9)

5.7阳台、凹口 (9)

5.8层高、室内净高 (10)

6公共空间 (11)

6.1出入口、走廊及联系廊 (11)

6.2安全疏散 (12)

6.3楼梯间 (12)

6.4电梯及电梯间 (14)

6.5附建公共用房 (14)

6.6地下室、半地下室 (15)

7住宅设施 (16)

7.1门窗 (16)

7.2信报箱与智能快件箱 (17)

7.3空调室外搁板 (17)

7.4共用排气道与管道井 (18)

7.5防火构造 (18)

8室内环境 (21)

8.1日照 (21)

8.2天然采光 (21)

8.3自然通风 (21)

8.4隔声与降噪 (22)

8.5保温与隔热 (23)

8.6室内空气质量 (23)

9建筑结构 (25)

9.1一般规定 (25)

9.2住宅结构体系 (25)

9.3结构计算 (29)

9.4地基基础设计 (31)

9.5楼（屋）盖、阳台、雨篷、空调板等悬挑构件 (32)

9.6住宅结构的其他构造规定 (32)

10建筑设备 (35)

10.1一般规定 (35)

10.2给水排水 (35)

10.3供暖 (36)

10.4燃气 (38)

10.5通风 (40)

10.6空调 (40)

11建筑电气 (42)

11.1一般规定 (42)

11.2供配电设计 (42)

11.3照明设施 (44)

11.4防雷接地 (46)

11.5信息基础设施系统 (47)

11.6公共安全系统 (51)

11.7智能家居系统 (52)

11.8电气节能设计 (53)

12管线综合设计 (55)

本规定用词说明 (58)

引用标准名录 (59)

CONTENTS

1 General Provisions (1)

2 Terms (2)

3 Basic Requirement (4)

4 Calculation of Technical and Economic Indicators (5)

5 Spaces Within the Dwelling Unit (7)

5.1 Dwelling Unit (7)

5.2 Bed Room (7)

5.3 Living Room（Hall）and Dinning Room (7)

5.4 Kitchen (8)

5.5 Toilet (8)

5.6 Store Space，Passage and Interior Stairs (9)

5.7 Balcony，Terrace and Notch (9)

5.8 Storey Height and Interior Net Storey Height (10)

6 Common Spaces (11)

6.1 Entrance，Passage and Gallery (11)

6.2 Safe Evacuation (12)

6.3 Staircase (12)

6.4 Elevator and Elevator Lobby (14)

6.5 Accessorial Public Rooms (14)

6.6 Basement and Semi-basement (15)

7 Residential Facilities (16)

7.1 Doors and Windows (16)

7.2 Post Box andSmart Express Box (17)

7.3 Air Conditioned Outdoor Shelf (17)

7.4 Common Air Passage and Pipe Shafts (18)

7.5 Fire Protection Construction (19)

8 Interior Environment (21)

8.1 Sunlight (21)

8.2 Natural Lighting (21)

8.3 Natural Ventilation (21)

8.4 Sound Insulation and Noise Reduction (22)

8.5 Heat Presevstionand Insulation (23)

8.6 Interior Air Quality (23)

9 Building Construction (25)

9.1 General Requirement (25)

9.2 Residential Construction System (25)

9.3 Construction Calculation (29)

9.4 Foundation Design (31)

9.5 Floors（Roofs）, Balcony, Canopy, etc. cantilever construction (32)

9.6 Other Structural Measures of Residential Structure (32)

10 Building Equipment (35)

10.1 General Requirement (35)

10.2 Water Supply and Sewerage (35)

10.3 Heating (36)

10.4 Gas (38)

10.5 Ventilation (40)

10.6 Air Conditioning (40)

11 Building Electricity (42)

11.1 General Requirement (42)

11.2 Power Distribution Design (42)

11.3 Lighting Facilities (45)

11.4 Lightning Protection (46)

11.5 Information Foundation Facilities System (47)

11.6 Public Security System (51)

11.7 Smart Home System (52)

11.8 Electricity Conservation Design (53)

12 Pipeline Combination Design (55)