Design
Special provisions
2020 specifications
| 2020 specifications | Description | Revised date |
|---|---|---|
| 2020 Spec Book | N/A | N/A |
| DIV ST - Complete 2020 New Format (Word) | New format (Sign, Marker and Delineator, etc.) | 8/27/2024 |
| DIV ST - Basic 2020 New Format (Word) | New format (Sign, Marker and Delineator, etc.) | 8/27/2024 |
| DIV ST – List of Changes Archive | Archive of changes to DIV ST | 10/3/2023 |
Supplemental specifications
| Supplemental Specifications | Description | Revised date |
|---|---|---|
| Overhead Sign Rock Socket Foundation (Word) | Add to DIV ST if used in plans | 3/1/2021 |
| As Built – Signing Asset Class | Signing Support and Panels Template | N/A |
Signing sample plans
- Conventional Road Sample Plan (PDF) - revised 9/24/2024
- Freeway Sample Plan (PDF) - revised 9/24/2024
- Bridge Mounted OH Truss Sample Plan (PDF) - revised 9/24/2024
- I-Beam Sample Plan (PDF) - revised 9/24/2024
- Monotube Sample Plan (PDF) - revised 9/24/2024
Pay item definitions
- Definitions – Sign and Delineator/Marker (PDF) - revised 8/24/2021
- Overhead Truss (PDF) - revised 6/8/2022
- Monotube (PDF) - revised 4/7/2022
- I-Beam (PDF) - revised 4/7/2022
Design tools
- Signing Tabulations - new format (Excel) - revised 7/23/2024
- Signing Plan Action Matrix (PDF)
- Ball Banking Form (PDF)
- Tabulation Guidance (PDF) - revised 4/20/2021
- File Naming Guidance (PDF) - revised 4/20/21
- Sign Panel Scale Guidance (PDF) - revised 4/27/21
- OH and I Beam Panel ID Request Process (PDF)
- OH and I Beam Panel ID Request Form (Excel)
- Barrier Delineator Cross-reference (Excel)
Structural resources
Square tube
- Windloading Chart for Permanent Square Tube Post Selection (Excel) - revised 6/17/24
- FAQ (Word) - revised 6/17/24
I-Beam
Current Standards
- I-Beam Post Spacing Chart (PDF) - revised 2020
- I-Beam Post Selection Chart (PDF) - revised 4/4/22
- I-Beam Structure Computation Sheet (Excel) - revised 4/18/22
Historical standards
Overhead sign – Truss
- Design D Structure Computation Sheet - new format (Excel) - revised 5/23/21
Signing plan checklist
| Plan Submittal | Description | Revised Date |
|---|---|---|
| Kickoff (Word) | Questions to ask at kickoff meeting | 6/23/2021 |
| Submittal Summary (PDF) | Signing Plan Submittal Summary | 1/21/2022 |
| 30% (Word) | Inplace Signing Layouts | 9/23/2021 |
| 60% (Word) | Proposed Signing Layouts and Panel Layouts | 1/20/2022 |
| 75% (Word) | Structural Elevation | 1/21/2022 |
| 90% (Word) | Tabulations, Standard Plans, Details, Title sheet | 1/20/2022 |
| 100% (Word) | Final Plan | 9/16/2021 |
| Project Manager (Word) | Signing Project Manager checklist for every submittal | 6/23/2021 |
Guide sign panel designs
Follow spacing guidelines in the chart below when designing guide signs.
The sign designs available under Templates in SignCad are in the process of being updated. Please use the examples below until further notice. Opening the SignCad (SGN) files below may cause errors if not viewing this site using the Google Chrome web browser. Each link contains the PDF and SGN files.
- Destination Signs
- Directional Signs
- Distance Signs
- Express Lane Signs
- Interchange Signs
- Junction Signs
- Mast Arm Signs
- Street Name Signs
- Supplemental Signs
Sign panel library
Plan sheet development
The sign designer must have the knowledge to use the proper sheets for the design situation. Adobe PDF files have been included on this page for viewing for those who do not have Microstation software. The Microstation Design Files (DGN) have been placed on this page for use in MnDOT Signing Plans.
Disclaimer: Users of the CADD files listed on this page need to visit the MnDOT CAES site to download MnDOT CADD resource files and view instructions on how to setup a MnDOT CADD environment.
Sign cell library
- A downloadable zip file of the MnDOT sign cell library (sign.cel) is available at the MnDOT CAES website.
Standard plans and details
The signing standard plans can be found on the Standard Plans page (scroll down to Series 5-297.700 Signing for the PDF files). The DGN files are available at the top of the Standard Plans page under CADD (DGN) files.
Details
Square Tube Sign Structures
- Square Tube Shear Bolt Base (PDF) - revised 4/20/2021
- Square Tube Shear Bolt Base (DGN) - revised 4/20/2021
- Square Tube Slip Base Mounted to Concrete Surface (PDF) - revised 5/4/2021
- Square Tube Slip Base Mounted to Concrete Surface (DGN) - revised 5/4/2021
Historic Overhead Truss Design
- Interim Design B Drawings (PDF) - used from 1995 to 2019
- Interim Design B Drawings (DGN) - used from 1995 to 2019
- Design B Drawings (PDF) - used from 1975 to 1995