Emerson Class Number
- Mark Elkomos
QEST Platform 5.2 Documentation
Applies to QESTLab
This article describes the functionality of the Emerson Class Number test in QESTLab.
Contents
Worksheet Layout
QESTLab worksheets for this test type are laid out in the following manner.
|  |
|---|
The test screen consists of six sections starting from the top left and moving counter-clockwise are:
- Equipment section is where equipment used to perform the test can be selected from drop down menus.
- The Check for Slaking and Dispersion section is where data entry for the test can be entered.
- Second Dispersion Check section will appear if the Slaking Occurred checkbox is checked and the Dispersion drop-down menu is set to None.
- Check for Presence of Calcite or Gypsum will appear if the Second Dispersion checkbox is unchecked.
- Suspension Test will appear if the Check for Presence of Calcite or Gypsum checkbox is unchecked.
- The Results section is where results can be entered from the test. Also, a Class Description of the soil can be populated by pressing the Classify button.
Equipment
The following equipment can be selected on the worksheet:
Equipment label | Qest ID | Notes |
|---|---|---|
| Balance | 30005 | N/A |
| Thermometer | 30007 | N/A |
| Sieve Set | 30008 | N/A |
Calculations
The Emerson Class Number is determined using the logic in the following diagram taken from AS 1289.3.8.1:
Reporting
Aggregate/Soil Test Report
The results from this worksheet can be reported on an Aggregate/Soil Test Report (if required).
Properties
| QESTID | 18909 |
|---|---|
| Name | Agg/Soil Test Report |
| Child Of | Test |
Reported Values
Field | Unit | Precision | Condition |
|---|---|---|---|
| EmersonClassNumber | nearest 1 | Always. | |
| SoilDescription | Always. | ||
| WaterType | Always. | ||
| ReportedWaterTemperature | ºC | nearest 1 | When "Reported Temperature" is checked. |
Multiple Sample Aggregate/Soil Test Report
The results from this worksheet can be reported on a Multi-Sample Aggregate/Soil Test Report (if required).
Properties
| QESTID | 18980 |
|---|---|
| Name | Multiple Sample Agg/Soil Test Report |
| Child Of | Test |
Reported Values
Field | Database Field Name | Unit | Precision | Condition |
|---|---|---|---|---|
| Emerson Class | nearest 1 | Always. | ||
| Soil Description | SoilDescription | Always. | ||
| Type of Water | WaterType | Always. | ||
| Temperature of Water | WaterTemperature | ºC | nearest 1 | When "Reported Temperature" is checked. |
Test Methods
AS 1289.3.8.1
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