Handbook 44 – 2020 Table of Contents

v

Table of Contents

Page

Foreword.......................................................................................................................................................................iii

Committee Members ....................................................................................................................................................iv

Past Chairmen of the Committee..................................................................................................................................iv

2019 Amendments.......................................................................................................................................................vii

2019 Editorial Changes ................................................................................................................................................xi

Introduction ..................................................................................................................................................................1

Section 1.

1.10. General Code.........................................................................................................................................1-1

Section 2.

2.20. Scales ....................................................................................................................................................2-3

2.21. Belt-Conveyor Scale Systems.............................................................................................................2-57

2.22. Automatic Bulk Weighing Systems....................................................................................................2-75

2.23. Weights ...............................................................................................................................................2-85

2.24. Automatic Weighing Systems.............................................................................................................2-93

2.25. Weigh-In-Motion Systems Used for Vehicle Enforcement Screening – Tentative Code ................2-111

Section 3.

3.30. Liquid-Measuring Devices ...................................................................................................................3-3

3.31. Vehicle-Tank Meters ..........................................................................................................................3-29

3.32. Liquefied Petroleum Gas and Anhydrous Ammonia Liquid-Measuring Devices ..............................3-45

3.33. Hydrocarbon Gas Vapor-Measuring Devices ....................................................................................3-61

3.34. Cryogenic Liquid-Measuring Devices ...............................................................................................3-73

3.35. Milk Meters ........................................................................................................................................3-85

3.36. Water Meters ......................................................................................................................................3-95

3.37. Mass Flow Meters ............................................................................................................................3-105

3.38. Carbon Dioxide Liquid-Measuring Devices ....................................................................................3-121

3.39. Hydrogen Gas-Measuring Devices – Tentative Code ......................................................................3-137

3.40. Electric Vehicle Fueling Systems – Tentative Code ........................................................................3-149

Section 4.

4.40. Vehicle Tanks Used as Measures .........................................................................................................4-3

4.41. Liquid Measures ...................................................................................................................................4-9

4.42. Farm Milk Tanks ................................................................................................................................4-13

4.43. Measure-Containers ...........................................................................................................................4-21

4.44. Graduates ...........................................................................................................................................4-27

4.45. Dry Measures .....................................................................................................................................4-33

4.46. Berry Baskets and Boxes ....................................................................................................................4-39

Section 5.

5.50. Fabric-Measuring Devices ...................................................................................................................5-3

5.51. Wire- and Cordage-Measuring Devices ...............................................................................................5-9

5.52. Linear Measures .................................................................................................................................5-15

5.53. Odometers ..........................................................................................................................................5-19

5.54. Taximeters ..........................................................................................................................................5-25

5.55. Timing Devices ..................................................................................................................................5-39

5.56.(a) Grain Moisture Meters .......................................................................................................................5-47

5.56.(b) Grain Moisture Meters .......................................................................................................................5-59

5.57. Near-Infrared Grain Analyzers ...........................................................................................................5-69

5.58. Multiple Dimension Measuring Devices ............................................................................................5-81
Table of Contents Handbook 44 – 2020

vi

Table of Contents (continued)

Page

5.59. Electronic Livestock, Meat, and Poultry Evaluation Systems and/or Devices ...................................5-95

5.60. Transportation Network Measurement Systems – Tentative Code ....................................................5-99

Appendices

A. Fundamental Considerations Associated with the Enforcement of Handbook 44 Codes.....................A-1

B. Units and Systems of Measurement - Their Origin, Development, and Present Status .......................B-1

C. General Tables of Units of Measurement.............................................................................................C-1

D. Definitions............................................................................................................................................D-1

E. Change Log..........................................................................................................................................E-1