Recovery of Oil on Snow and Ice (ROSI) Calculator v-1.0

Calulator to assist with verification of contingency plans, snow and ice recovery and handling calculations using "Yellow Iron" ACS tactics.

Calculator Instructions

USER MANUAL

Hover on a tool tip

Hovering on the tool tip icon provides brief descriptions on calculator tool usage. For full explanations you may open the relevant portion of the user manual by clicking the "Read More" link

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* Denotes required field

Reset
OPTIONAL: Plume Area Calculations

Optional self-contained calculator to verify areas of triangular or trapezoidal work areas.

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Calculate
OPTIONAL: Contaminated Snow Volume Calculations

Optional self-contained calculator to verify the anticipated volume of contaminated snow and ice.

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Area
(sq ft)

Depth (inches)

Area A

Area B

Area C

Total

Import areas from above

This import button will populate the areas in this self-contained "Contaminated Snow Volume Calculations" with the areas calculated in the above "Plume Area Calculations".

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Calculate
Recovery and Handling Capacity Scenario Verification

The inputs below are used to calculate the recovery rates, total time, handling capacity, and equipment to recover the contaminated snow and ice. Required field are marked with a red asterisk (*). Default values assumed in some fields may be overwritten by the user.

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Task Working Area (1)

Enter the name of your Task Working Area. You can add up to 10 total Task Working Areas.
  • *

    Response tactics are defined in the ACS technical manual.

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  • *

    The anticipated volume of contaminated snow and ice present in the task working area to be addressed by the given response tactic.

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  • Default Value: 1 *

    The number of dedicated dump trucks assigned to the task working area for the given response tactic.

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  • This value represents the minimum number of days allowed for the cleanup of the task working area based on the given response tactic.

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  • Default Value: 35*

    The average travel speed from the recovery area to the offload area. Default is 35 mph.

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  • This value represents the number of days for the cleanup of the task working area based on the given response tactic according to the contingency plan.

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  • Default Value: 20*

    Number of hours that the equipment operates per day.

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  • Planned recovery rate for one dump truck according to the contingency plan.

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  • *

    The one-way haul distance between the recovery area to the offload area.

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  • Planned handling capacity of all dump trucks in each system working in one day according to the contingency plan.

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Advanced Options
  • Default Value: 20

    The average volume of snow/ice that the dump trucks can carry. Default value of 20 cubic yards is listed in ACS Response Tactic R-5 (recovery of oil-saturated snow).

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  • Default Value: 10

    The average time to load a dump truck. Default is 10 minutes.

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  • Oil saturation defines how much oil is anticipated to be in the snow and ice. Default rates are based on the response tactic.

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  • Default Value: 5

    The average time to unload a dump truck. Default is 5 minutes.

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Add Additional Task Working Area

Additional Task Working Areas may be added (limit of 10) by clicking "+Add Additional Task Working Area". Task Working Areas may be removed by clicking .

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