Southeastern Freight Lines · SEFL 1090

Southeastern Freight Lines cubic capacity / density minimum fee

Southeastern Freight Lines charges Calculated weight = total cubic feet x 6, rated at class 150 for cubic capacity / density minimum. Applies to shipments 750 cu ft+ with density under 6 PCF. The figure comes from SEFL 1090 Item 610-100, effective Apr 19, 2022.

Calculated weight = total cubic feet x 6, rated at class 150

Applies to shipments 750 cu ft+ with density under 6 PCF

Any shipment which is 750 cubic feet or greater and has a density of less than six pounds per cubic foot will be subject to the provisions of this item. (p. 48)
Source: SEFL 1090 Item 610-100 · effective Apr 19, 2022 · verified July 2026

What other carriers charge for cubic capacity / density minimum

FedEx Freight
Shipment greater than 750 cubic feet and average density less than 4 pcf
eff. Jan 5, 2026
Calculated: total cubic feet x 6 lbs at Class 150 rates with 50% discount
R+L Carriers
Shipments <6 lbs/cu ft requiring 750+ cu ft; constructed weight rated at class 125
eff. Aug 4, 2025
Constructed weight (cu ft × 6 lbs) rated at Class 125
Roadrunner
Applies to shipments over 750 cu ft and under 6 pcf density
eff. Sep 22, 2025
> 750 cu ft, <6pcf; Wt (cu ft*6pcf); cl 125
Saia
Shipments 750 cu ft+ with density under 6 pcf, or 350-749 cu ft with density under 4 pcf
eff. Oct 21, 2024
calculated weight (cubic feet x 6 lbs) at class 100 rate less 85% discount

Each figure is that carrier's published tariff amount. Carriers price this fee in different shapes (flat charge, per-cwt rate, hourly), so these are listed as published rather than ranked. Click a carrier for its citation, tariff language, and history.

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