1 Scope
This standard specifies the definitions, classification and specification, technical requirements, test methods, inspection rules, and marking, transportation and storage of manufactured sand for cement concrete in highway engineering.
This standard is applicable to the manufactured sand for ready-mixed concrete, field-mixed concrete and concrete products in highway engineering and may be referred to for cement mortar, etc.
2 Normative References
The following documents for the application of this document are essential. Any dated reference, just dated edition applies to this document. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 14684 Sand for Construction
JGJ 52 Standard for Technical Requirements and Test Method of Sand and Crushed Stone (or Gravel) for Ordinary Concrete
JTG E41 Test Methods of Rock for Highway Engineering
JTG E42 Test Methods of Aggregate for Highway Engineering
JTG F30 Technical Specification for Construction of Highway Cement Concrete Pavements
JTG/T F50 Technical Specification for Construction of Highway Bridge and Culvert
3 Terms and Definitions
For the purposes of this document, the following terms and definitions apply.
3.1
manufactured sand
rock particles with particle size less than 4.75mm, manufactured through soil removal and exploitation, mechanical crushing and sieving
Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Classification and Specification
5 Technical Requirements
6 Test Methods
7 Inspection Rules
8 Marking, Transportation and Storage
JT/T 819-2011, JT 819-2011, JTT 819-2011, JT/T819-2011, JT/T 819, JT/T819, JT819-2011, JT 819, JT819, JTT819-2011, JTT 819, JTT819
Introduction of JT/T 819-2011
1 Scope
This standard specifies the definitions, classification and specification, technical requirements, test methods, inspection rules, and marking, transportation and storage of manufactured sand for cement concrete in highway engineering.
This standard is applicable to the manufactured sand for ready-mixed concrete, field-mixed concrete and concrete products in highway engineering and may be referred to for cement mortar, etc.
2 Normative References
The following documents for the application of this document are essential. Any dated reference, just dated edition applies to this document. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 14684 Sand for Construction
JGJ 52 Standard for Technical Requirements and Test Method of Sand and Crushed Stone (or Gravel) for Ordinary Concrete
JTG E41 Test Methods of Rock for Highway Engineering
JTG E42 Test Methods of Aggregate for Highway Engineering
JTG F30 Technical Specification for Construction of Highway Cement Concrete Pavements
JTG/T F50 Technical Specification for Construction of Highway Bridge and Culvert
3 Terms and Definitions
For the purposes of this document, the following terms and definitions apply.
3.1
manufactured sand
rock particles with particle size less than 4.75mm, manufactured through soil removal and exploitation, mechanical crushing and sieving
Contents of JT/T 819-2011
Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Classification and Specification
5 Technical Requirements
6 Test Methods
7 Inspection Rules
8 Marking, Transportation and Storage
