Groundbreak.
Detroit · for rebar fabricators, steel suppliers and erectors

Steel and rebar work coming up in Detroit

218 projects in Detroit fit rebar fabricators, steel suppliers and erectors in the last 30 days. Each has a building permit, a construction start, a sub hired on a trade permit or a site plan on the public record, at $1M and up, houses left out, in the phases where steel and rebar gets bought.

By Max Gillespie · Updated
Counted Nov 11, 2026, 3:39 AM ET · updates daily

Projects that fit, from the last 30 days

A few of the 218, biggest first. Each opens its project file. Pro names the people on each one.

When steel and rebar gets bought

Rebar goes in with the foundation, right after the start. Structural steel and misc metals follow once the foundation is in.

On 13 Miami jobs we measured, the steel and rebar permit landed a median 308 days after the first building permit, and three in four had it by day 461.

Construction starts and new permits for big structures: towers, warehouses, parking decks and plants.

In ChatGPT or Claude

With Pro, ask your AI assistant for steel and rebar jobs in Detroit and it reads Groundbreak for you, names included. It works in Claude, ChatGPT, Cursor and any app that takes an MCP server.

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Questions

How do rebar fabricators, steel suppliers and erectors find new projects in Detroit?
Watch the public record, not the bid boards. Construction starts and new permits for big structures: towers, warehouses, parking decks and plants. 218 projects in Detroit fit rebar fabricators, steel suppliers and erectors in the last 30 days. Each has a building permit, a construction start, a sub hired on a trade permit or a site plan on the public record, at $1M and up, houses left out, in the phases where steel and rebar gets bought. Radar sends the next one the day it files.
When does a GC buy steel and rebar on a job?
Rebar goes in with the foundation, right after the start. Structural steel and misc metals follow once the foundation is in. On 13 Miami jobs we measured, the steel and rebar permit landed a median 308 days after the first building permit, and three in four had it by day 461.
How do I find out which sub won the job in Detroit?
Detroit publishes trade permits, and each one names the sub who pulled it. Radar shows them the day they file, so you can call the sub who now buys the steel and rebar.
Where does this count come from?
Groundbreak reads permits, subs on trade permits, deeds with the price, loans with the lender, notices of commencement, City Council land sales, rezonings and tax incentives, SEMCOG development tracker and FAA height filings in Detroit every day and groups them into projects. This page counts the projects at the stages a supplier watches, the same count sign-up shows for the same picks. It was computed Nov 11, 2026, 3:39 AM Eastern and updates daily.
What does Groundbreak cost?
Creating an account is free: tell Radar what you work on and it shows your matches. The names, phones and figures on every record are Pro. There is no free trial. Pro is $27 a month, every market. Cancel anytime.
Can I ask ChatGPT or Claude for this?
Yes, with Pro. Groundbreak runs an MCP server, so Claude, ChatGPT, Cursor and other AI assistants can search Detroit's permits, projects and companies and say who is on them. Setup takes a minute: https://docs.groundbreak.city/mcp.

Other trades in Detroit

Steel and rebar in other markets

Guides

Every steel and rebar job in Detroit, the day it files.

Pick your trade and market, see your count, and Radar sends each new one. The account is free.