CADD & Design Standards Support
Revisions to the Location & Design Manual, Volume Three and the Sample Plan Sheets
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 the following location: http://www.dot.state.oh.us/Divisions/Engineering/Hydraulics/Pages/HydraulicStandardConstrDrawings.aspx
Please see the Revisions and Updates link on the left for a list of individual changes.
Pavement EngineeringPavement Design Manual The Office of Pavement Engineering has updated the Pavement Design Manual effective July 20, 2018. The major changes are as follows:• Section 400o Added a new section 403.1.1 on phase joints for pavement replacement projects on multi-lane highways using part width construction.o In section 406.1.6, revised the guidance for Item 424 Type A not to use in high speed applications.o In section 406.4, revised the guidance for Item 407 Tack coat to require a tack coat between all asphalt pavement lifts.o In section 408, removed all information on Proposal Note 470.• Section 550o In section 552.2, added requirement to separately pay for removal of raised pavement markers with single chip seals.o In section 553.2, revised the guidance on double application microsurfacing and shoulder rumble strips.o In section 554.2, revised the guidance for Item 424 Type A not to use in high speed applications.