# How Mississippi Lock and Dams work

> A KCRG explainer describes how the Mississippi River lock and dam system works, noting that about 60% of US grain exports move on the river. It describes locks operating by gravity and a route of 39 lock and dams from Minneapolis to the Gulf.

- Date: 2017-06-14 · published 2017-06-14T12:00:00.000Z
- Category: logistics · region US · magnitude low
- Page: https://feedsoft.ai/events/70376-how-mississippi-lock-and-dams-work
- Commodities: [Barge Freight (St. Louis)](https://feedsoft.ai/c/BARGE.md)

## Why it matters

The article is background on river infrastructure, and it underscores that lock performance drives Gulf grain flows and freight costs, but it reports no new change in supply or price.

## Read by commodity

- BARGE: neutral

## Sources

- kcrg.com: https://www.kcrg.com/content/news/How-Mississippi-Lock-and-Dams-Work-428373923.html

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.