Description
For a basic-time allowance multiply basicTime by 1 + allowanceFraction.
Work-time accounting separates productive time, allowances, overlap, and delays. Changing the allowance denominator or moving work outside downtime changes the interpretation of a calculated time.
For a basic-time allowance multiply basicTime by 1 + allowanceFraction.
When to use this tool
Use Work Element Time Allowance when you need one explicit work-element or timing component.
How to use the tool and how it works
- Enter basicTime, allowanceFraction, basedOnTotalTime. Use the units and conventions below.
- Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
- Read allowedTime. Use the output convention below.
For a basic-time allowance multiply basicTime by 1 + allowanceFraction. For an allowance based on total time divide by 1 - allowanceFraction, requiring it below one.1
| Input field | Meaning and units | Accepted input |
|---|---|---|
| basicTime | Basic Time | Required. Finite number. |
| allowanceFraction | Allowance Fraction | Required. Finite number. |
| basedOnTotalTime | Based On Total Time | Required. Boolean. |
| Output field | Interpretation | Returned shape |
|---|---|---|
| allowedTime | Allowed Time | Required. Finite number. |
{
"input": {
"basicTime": 10,
"allowanceFraction": 0.2,
"basedOnTotalTime": true
},
"output": {
"allowedTime": 12.5
}
}Limitations and assumptions
- The fraction's denominator basis changes the result; no labor standard, rest requirement, or workplace suitability is selected.
- Inputs must satisfy both the field types and the cross-field conditions above. Invalid input causes an error; a successful false flag or documented placeholder is a different result.
- Numeric calculations use binary floating point unless exact decimal-integer arithmetic is explicitly stated. No hidden measurement tolerance or decimal rounding is added; nonfinite or out-of-contract results are rejected. Numeric signed-zero results are exported as zero.
Alternative or Complementary methods
Use a validated task study and resource plan, considering variability, ergonomics, and safe work requirements.
References
Similar or alternative tools
- Time Study Rating Allowance Factor
Multiply observedTime by positive ratingFactor for normalTime.
- Unit Production Time Factor
Divide nonnegative batchTime by positive integer batchUnits for timePerUnit.