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Design Reference Resource Center What's New

 

 Most Recent News

 
collapse Date : 1/16/2015 ‎(1)

TRAFFIC

ODOT Traffic Engineering Manual (TEM) and the Sign Designs and Markings Manual (SDMM):
 
As of January 16, 2015 these publications have been revised.
 
The TEM revision involves updates of the Title Sheet, preface materials, and Parts 2 (Signs), 3 (Markings), 4 (Signals), 6 (Temporary Traffic Control), 7 (School Area TC), 8 (Highway-Rail Grade Crossings), 11 (Highway Lighting), 12 (Zones & Traffic Engineering Studies), 13 (Intelligent Transportation Systems (ITS)) and 14 (Miscellaneous).
 
Full- size copies of the new and revised forms included in Parts 4 and 12 of this revision (without the TEM headers and footers) are available from the Office of Traffic Operations “Forms” webpage at http://www.dot.state.oh.us/Divisions/Operations/Traffic/Pages/Forms.aspx.
 
The SDMM revision involves updates of the Title Sheet and Chapters for Warning, Guide Signs - Miscellaneous, TODS and TTC signs. This revision includes five new sign designs.
 
The updated publications and the separate revision sets are available from the ODOT Design Reference Resource Center (DRRC) http://www.dot.state.oh.us/drrc/Pages/default.aspx , or from the Office of Roadway Engineering’s Traffic Standards website at http://www.dot.state.oh.us/Divisions/Engineering/Roadway/DesignStandards/traffic/Pages/default.aspx. The Revision Sets includes detailed Revision Logs.
 
The SDMM is actually referenced as a part of the TEM (Section 295-2). If you use the DRRC website to access the SDMM, please be aware that in the alphabetical listing on the DRRC page it appears with the TEM.
 
The Manuals and Revision Set is set up to print double-sided sheets.
 
 
 
HYDRALIC ENGINEERING
 
ODOT Location & Design Manual, Volume Two:

The Ohio Department of Transportation, Office of Hydraulic Engineering has revised the Location and Design Manual, Volume Two.  

The revisions are available at: http://www.dot.state.oh.us/Divisions/Engineering/Hydraulics/Location%20and%20Design%20Volume%202/Pages/LandD-Vol-2.aspx
Please see the Revisions and Updates link on the left for a list of individual changes.
 
ODOT Standard Construction Drawings:

The Ohio Department of Transportation, Office of Hydraulic Engineering, has revised the Hydraulic Standard Construction Drawings.  

The revisions are available at: http://www.dot.state.oh.us/Divisions/Engineering/Hydraulics/Pages/HydraulicStandardConstrDrawings.aspx
 
 
ROADWAY ENGINEERING
ODOT Location & Design Manual,  Volume 1:
The following changes have been made to the Location & Design Manual Volume 1:
Figure 301-3 Column added for Graded Shoulder Width without barrier and Foreslope Steeper than 6:1
Figure 401-8 Updated
Section 550.4 Environmental Studies Updated.
Figures 505-2a & 2b no longer label non mainline vs all facilities
Section 600
Language added to clarify that providing median barrier on divided highways that do not have full access control should be based on Engineering Judgment.
Language added regarding cable barrier placement and overlap – Figures 602-3a, 602-3b, 602-4a, 602-4b updated to clarify the intent.
Language added that reduced guardrail post spacing should begin upstream of where the actual reduction in deflection is needed
New Section 801.2.6 Locked-Gate Access to Freeways and other Limited Access Highways
Figure 803-3 the 4’ value was removed from the dimension on the Isometric view
Appendix B – Sample Plan Notes updated.
 
 
CADD & MAPPING SERVICES
 
ODOT Location & Design, Volume 3
The Ohio Department of Transportation, Office of CADD and Mapping Services has revised Location and Design Manual, Volume Three and associated Sample Plan sheets.
 
 
  
ODOT CADD Standards:
 
The Ohio Department of Transportation, Office of CADD and Mapping Services, has released an update to the CADD Standards for January 16, 2015. Please note this is the first full release of the new ODOTcadd directory structure.
 
A listing of the CADD updates is available at:
 
If you have any questions about ODOT's MicroStation and GEOPAK CADD Standards, please contact the CADD Support Team or Submit a Question.
 
 
STRUCTURAL ENGINEERING
 
Bridge Standard Drawings:
New Standard Bridge Drawings AS-1-15 and AS-2-15 and revised Standard Bridge Drawings NBS-1-09 and PSID-1-13 are now available.
 
These drawings may be downloaded at no cost from the Office of Structural Engineering home page: http://www.dot.state.oh.us/divisions/Engineering/structures/Pages/default.aspx
 
ODOT Bridge Design Manual:
The 2015 First Quarter Revisions to the January 2004 and July 2007 Editions of the ODOT Bridge Design Manual are now available.  These revisions may be downloaded at no cost from the Office of Structural Engineering homepage: http://www.dot.state.oh.us/divisions/Engineering/structures/Pages/default.aspx
 
 
 
 
 
 
GEOTECHNICAL ENGINEERING

Specifications for Geotechnical Explorations (SGE):
The ODOT Specifications for Geotechnical Explorations (SGE) have been updated as of January, 16, 2015.  The new version of the specifications can be found here: http://www.dot.state.oh.us/Divisions/Engineering/Geotechnical/Pages/SGE.aspx.
This update includes changes to the Geotechnical Proposal/Invoice Form, http://www.dot.state.oh.us/Divisions/Engineering/Geotechnical/Geotechnical_Documents/Geotech%20proposal-invoice_2015_01_16.xls.
Additional specific revision information can be found here: http://www.dot.state.oh.us/Divisions/Engineering/Geotechnical/Geotechnical_Documents/2015-01-16_Update.pdf.
 

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