# R 408.40943

R 408.40943, “Additional requirements for trench support systems”, is an administrative rule in [Part 9. Excavation, Trenching, and Shoring (R 408.40901 to R 408.40953)](https://ontology.bommaritollc.com/id/01a0d9ba-3c9e-7431-8ce8-f059eba338b2); in force.

IRI: <https://ontology.bommaritollc.com/id/01a0d9ba-73ce-735d-a6aa-55c30920b943>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Government of Michigan](https://ontology.bommaritollc.com/id/01a0cb74-1636-70be-9588-28faf4877503) › [Michigan Department of Labor and Economic Opportunity](https://ontology.bommaritollc.com/id/01a0cb74-16fa-76d7-a115-2f34390eb10e) › [Part 9. Excavation, Trenching, and Shoring (R 408.40901 to R 408.40953)](https://ontology.bommaritollc.com/id/01a0d9ba-3c9e-7431-8ce8-f059eba338b2)

Type: [schema:Legislation](https://schema.org/Legislation)

- `adms:identifier`: [mi-admin-code-rule R 408.40943](https://ontology.bommaritollc.com/id/01a0d9ba-73ce-735d-a6aa-55d04e4fcb39)
- `prov:wasDerivedFrom`: [evidence from https://ars.apps.lara.state.mi.us/AdminCode/DownloadAdminCodeFile?FileName=R%20408.40901%20%20to%20408.40953.pdf](https://ontology.bommaritollc.com/id/01a0d9ba-73c6-74a4-9ad4-160d64e93419)
- `schema:isPartOf`: [Part 9. Excavation, Trenching, and Shoring (R 408.40901 to R 408.40953)](https://ontology.bommaritollc.com/id/01a0d9ba-3c9e-7431-8ce8-f059eba338b2)
- `schema:legislationIdentifier`: R 408.40943
- `schema:legislationJurisdiction`: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa)
- `schema:legislationLegalForce`: [schema:InForce](https://schema.org/InForce)
- `schema:legislationType`: [administrative rule](https://ontology.bommaritollc.com/vocab/leg/adminRule)
- `schema:name`: Additional requirements for trench support systems
- `skos:prefLabel`: R 408.40943

## Elsewhere

- [Source](https://ars.apps.lara.state.mi.us/AdminCode/DownloadAdminCodeFile?FileName=R%20408.40901%20%20to%20408.40953.pdf) (ars.apps.lara.state.mi.us)

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Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0d9ba-73ce-735d-a6aa-55c30920b943.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0d9ba-73ce-735d-a6aa-55c30920b943.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0d9ba-73ce-735d-a6aa-55c30920b943.nt), [HTML](https://ontology.bommaritollc.com/id/01a0d9ba-73ce-735d-a6aa-55c30920b943)
Cite as: R 408.40943. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0d9ba-73ce-735d-a6aa-55c30920b943
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.