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What freight class is cement / concrete products?

Typically class 50–55 — around 35–50+ lb/ft³.

This commodity is classified by DENSITY, which means there is no single correct class for it — the class depends on how your particular shipment is packed. The range above is what typical shipments measure, not a ruling.

Confidence: high. Well documented across multiple carrier and NMFC sources that agree. The binding answer is always the commodity's NMFC item as filed — this page is a planning estimate, not a classification ruling.

Why cement / concrete products rates this class

Bagged Portland cement and solid concrete block both commonly clear 50 lb/ft³.

How to get the real number

  1. 1.Measure the extreme outside dimensions of the loaded pallet — including any overhang and the pallet itself.
  2. 2.Weigh it loaded, pallet included.
  3. 3.Divide weight by cubic feet to get density in lb/ft³.
  4. 4.Look the density up on the July 19, 2025 scale — or let the calculator do all four steps.

Category: Building & construction materials. See the full density chart or how NMFC codes assign class in the first place.