Pack Haul Line Length Requirement Calculator
actual pack-haul path and independently established line/attachment allowances. Same meters; actual knots/end tails, load, fixed rigging and usable length independently assessed. No rope selection, round-up, safe-rigging approval or universally sufficient length.
Description
A pack-haul line inventory combines actual path segments with independent allowances.
A pack-haul line inventory combines actual path segments with independent allowances.1
The total describes that supplied arrangement without selecting a hauling procedure.
When to use Pack Haul Line Length Requirement Calculator
Use this tool to obtain conditionalInventoryRopeLengthMeters from the supplied records using the stated calculation. Establish the survey or observation scope, reference frame, units and independently applicable calibration or qualified plan.
How to use Pack Haul Line Length Requirement Calculator and understand its results
- Establish the survey or observation scope, reference frame, units and independently applicable calibration or qualified plan.
- Enter actualPackHaulLineSegmentsMeters, callerIndependentAllowanceLengthsMeters, using the field meanings and rules below, then run the tool.
- Read result.conditionalInventoryRopeLengthMeters. Use the units and sign conventions below, and review any unknown records separately.
- Correct any reported input issue and run again. Before using a successful result, check the stated units, signs, reference scope and observation coverage.
| Input field | Meaning | Value type | Requirement |
|---|---|---|---|
| actualPackHaulLineSegmentsMeters | Actual pack haul line segments meters | list of number | Required |
| callerIndependentAllowanceLengthsMeters | Caller independent allowance lengths meters | list of number | Required |
Supply two nonempty lists of nonnegative path-segment and allowance lengths in metres. Add their totals; lists may have different lengths because they are separate inventories. The implementation does not choose allowances, round to available rope lengths or optimize a route.
inventoryRopeLengthMeters=ΣsegmentLengths+ΣallowanceLengths Use the matching field units and the exact boundary, ordering and reference rules above.
| Output field | Meaning | Value type |
|---|---|---|
| result | Qualified observed calculation or explicit reference | object |
| result.conditionalInventoryRopeLengthMeters | Sum of recorded path segments and separate allowances in metres. | number |
{
"input": {
"actualPackHaulLineSegmentsMeters": [
2,
3
],
"callerIndependentAllowanceLengthsMeters": [
1,
2
]
},
"output": {
"result": {
"conditionalInventoryRopeLengthMeters": 8
}
}
}Limitations and assumptions
The actual observation coverage, calibration and qualified plan determine applicability. A numerical result does not establish survey accuracy, route suitability, atmosphere conditions or equipment adequacy beyond the declared comparison.
Missing required fields, unknown fields, wrong types and violated rules return input issues. Numeric values and outputs must be finite. Lists and matrices must be dense, without missing cells. Numeric lists allow at most 10000 entries, subject to the narrower lengths and code rules above. Extremely large composite outputs are rejected.
Alternative or Complementary methods
For a related step, use Vertical Rope Required Length Calculator: A vertical rope-length inventory combines an independently designed path with separate allowances. For a complementary comparison, use Rebelay Length Optimization Calculator: A rebelay rope inventory lists approved segments and separate allowances.
References
Similar or alternative tools
- Vertical Rope Required Length Calculator
A vertical rope-length inventory combines an independently designed path with separate allowances.
- Rebelay Length Optimization Calculator
A rebelay rope inventory lists approved segments and separate allowances.