NOTICE

Announcement　of　Ministry　of　Housing　and　Urban-Rural　Development　of　the　People's　Republic　of　China　No.311　2019

Foreword

1　General　Provisions

2　Terms　and　Symbols

• 2.1　Terms

• 2.2　Symbols

3　General　Requirements

• 3.1　Inspection　of　Building　Structure　Classification

• 3.2　General　Provisions　of　Inspection

• 3.3　Inspection　Method　and　Sampling　Scheme

• 3.4　Inspection　Technique　of　Structure　and　Constructional　Element

• 3.5　Inspection　Conclusion　and　Evaluation

• 3.6　Evaluation　of　Building　Structure

4　Concrete　Structure

• 4.1　General　Requirements

• 4.2　Quality　and　Performance　of　Raw　Materials

• 4.3　Strength　of　Structural　Member

• 4.4　Perfor　mance　of　Concrete

• 4.5　Defects　and　Damage　of　Structural　Member

• 4.6　Inspection　for　Reinforcing　Steel　in　Concrete

• 4.7　Precast　Concrete　Structure

• 4.8　Performance　Evaluation　of　Concrete　Structure

5　Masonry　Structure

• 5.1　General　Requirements

• 5.2　Masonry　Units

• 5.3　Masonry　Mortar

• 5.4　Mechanical　Properties　of　Masonry

• 5.5　Quality　of　Construction　and　Detailing

• 5.6　Defects　of　Structural　Member

• 5.7　Evaluation　of　Masonry　Structure

6　Steel　Structure

• 6.1　General　Requirements

• 6.2　Mechanical　Properties　of　Steel　Structures

• 6.3　Connection

• 6.4　Joint

• 6.5　Dimension　and　Devition

• 6.6　Damage　and　Deformation

• 6.7　Structure　and　Stability

• 6.8　Coating　Protection

• 6.9　Practical　Load　and　Dynamic　Load　Tests　of　Structural　Performance

• 6.10　Evaluation　of　Existing　Steel　Structures

7　Concrete　Filled　Steel　Tubular　Structure　and　Steel-concrete　Composite　Structure

• 7.1　General　Requirements

• 7.2　Inspection　of　Concrete　Filled　Steel　Tubular　Structures

• 7.3　Inspection　of　Steel-concrete　Composite　Structures

• 7.4　Evaluation　of　Concrete　Filled　Steel　Tubular　Structures　and　Steel-concrete　Composite　Structures

8　Timber　Structure

• 8.1　General　Requirements

• 8.2　Properties　of　Wood

• 8.3　Defects　of　Wood

• 8.4　Manufacture　and　Installation　Error

• 8.5　Connection　and　Construction

• 8.6　Deform　ation　and　Protective　Measures

• 8.7　Evaluation　of　Existing　Timber　Structures

9　Existing　Light　Enclosure　Structure

• 9.1　General　Requirements

• 9.2　Snow　Load

• 9.3　Wind　Load

Appendix　A　Correction　and　Verification　of　Test　Results　of　Indirect　Test　Method

• A.1　Correction　Rules

• A.2　Method　of　Correction　Coefficient

• A.3　Method　of　Correction　Value

• A.4　Methods　of　Comprehensive　Coefficients　and　Parameters

• A.5　Verification　Method

Appendix　B　Structural　Dynamic　Characteristics　Testing　Methods　and　Requirements

• B.1　General　Requirements

• B.2　Testing　Requirements

• B.3　Data　Processing

Appendix　C　Testing　of　Building　Vibration

Appendix　D　The　Method　of　Surveying　Structure　and　Member

Appendix　E　Reliability　Index　and　Variation　Coefficient　of　Load-carrying　Capacity　of　Member

• E.1　General　Requirements

• E.2　Parameters　of　Action　Effect

• E.3　Variation　Coefficient　of　Member　Load-carrying　Capacity

• E.4　Reliability　Index　and　Partial　Factor　of　Load-carrying　Capacity　of　Member

Appendix　F　Static　Load　Test　of　Structure　Performance

• F.1　General　Requirements

• F.2　Testing　Plan

• F.3　Applicability　Test

• F.4　Load　or　Member　Coefficient　Test

• F.5　Comprehensive　Coefficient　or　Reliability　Index　Test

Appendix　G　Testing　and　Deduction　of　Potential　Hazards　of　Free　Calcium　Oxide

Appendix　H　Test　of　Chlorine　Ion　Content　in　Concrete

Appendix　J　Test　Method　of　Surface　Hardness　of　Steel　Bar

Appendix　K　Test　Method　of　Frostbite　of　Structural　Concrete

Appendix　L　Test　of　Steel　Bar　Corrosion　in　Concrete

Appendix　M　Rebound　Test　for　Compressive　Strength　of　Common　Sintered　Brick

Appendix　N　Determination　of　Steel　Strength　by　Leeb　Hardness　Test

• N.1　Application　Scope　and　Test　Instruments

• N.2　Test　Technology

• N.3　Hardness　Calculation　and　Steel　Strength　Conversion

• N.4　The　Deduction　of　Steel　Strength　and　Classification　of　Strength　Grade

Appendix　P　Nondestructive　Detection　Method　of　Steel　Member　in　Steel-concrete　Composite　Structure

• P.1　General　Requirements

• P.2　Instruments　and　Basic　Operation　Requirements

• P.3　Detection　of　Steel　Member　and　Their　Shapes

• P.4　Measurement　of　Dominant　Dimensions　of　H-shaped　Steel　Member

• P.5　Dominant　Dimensions　of　Rectangular　Steel　Member

• P.6　Detection　of　Circular　Steel　Member

Appendix　Q　Test　Method　of　Instantaneous　Wind　Dynamic　Coefficient　of　Enclosure　Strucure

• Q.1　General　requirements

• Q.2　Test　Instruments

• Q.3　Dynamic　Coefficient　Test

Explanation　of　Wording　in　This　Standard

List　of　Quoted　Standards