# Sign Designs and Markings Manual

> manual published by the Ohio Department of Transportation setting standards for the design of traffic signs and road surface markings in Ohio

**Wikidata**: [Q110643890](https://www.wikidata.org/wiki/Q110643890)  
**Source**: https://4ort.xyz/entity/sign-designs-and-markings-manual


## References

1. [Source](https://www.dot.state.oh.us/roadway/sdmm/Documents/SDMM%20REV%20Set_012122.pdf)
2. [Source](https://www.dot.state.oh.us/roadway/sdmm/Documents/SDMM%20REV%20Set_071522.pdf)
3. [Source](https://www.dot.state.oh.us/roadway/sdmm/Documents/SDMM%20REV%20Set_102122.pdf)
4. [Source](https://www.dot.state.oh.us/roadway/sdmm/Documents/SDMM%20REV%20Set_012023.pdf)
5. [Source](https://www.dot.state.oh.us/roadway/sdmm/Documents/SDMM%20REV%20Set_042123.pdf)
6. [Source](https://www.dot.state.oh.us/roadway/sdmm/Documents/SDMM_REV_Set_072123.pdf)
7. [Source](https://www.dot.state.oh.us/roadway/sdmm/Documents/SDMM_REV_Set_102023.pdf)
8. [Source](https://www.dot.state.oh.us/roadway/sdmm/Documents/SDMM_REV_Set_011924.pdf)
9. [Source](https://www.dot.state.oh.us/roadway/sdmm/Documents/SDMM_REV_Set_071924.pdf)
10. [Source](https://www.dot.state.oh.us/roadway/sdmm/Documents/SDMM_REV_Set_071825.pdf)
11. [Source](https://www.dot.state.oh.us/roadway/sdmm/Documents/SDMM_REV_Set_011626.pdf)