Design Information Bulletins (DIBs)

Number   Title / Date

DIB #60 - Operational and Safety Improvements at Freeway Interchanges - 11-04-1982 (PDF)

DIB #71 - Access Ramps to Public Boat Launching Areas - 06-04-1986 (HTML)

DIB #73 - Portland Cement Concrete Pavement (PCCP). Slab Replacements with Existing Edge Drains - 11-01-1988 (PDF)

DIB #78-04 - Design Checklist for the Development of Geometric Plans - 02-01-2019 (PDF)

  • Checklist (Form Only) (DOCX)

DIB #79-04 - Design Guidance and Standards for Major Pavement Roadway Rehabilitation Projects - 10-02-2019 (PDF)

DIB #81-02 - Minor Pavement Rehabilitation Capital Preventive Maintenance (CAPM) Guidelines - 10-02-2019 (PDF)

DIB #82-06 - Pedestrian Accessibility Guidelines for Highway Projects - 11-16-2017 (PDF)

DIB #83-04 - Caltrans Supplement to FHWA Culvert Repair Practices Manual (Updated 08-01-2014) - 08-01-2014 (PDF)

DIB #84 - Guidance for the Removal and Disposal of Concrete Pavement Grooving and Grinding Residues - 08-01-2006 (PDF)

DIB #85 - Guidance for the Consideration of Material Disposal, Staging, and Borrow Sites - 05-15-2007 (PDF)

DIB #86 - Selecting Asphalt Binder Type - 11-30-2006 (PDF)

DIB #87-1 - Hybrid Streambank Revetments - 04-25-2014 (PDF)

DIB #88 - Wall Structure Aesthetic Guidelines - 01-22-2016 (PDF)

DIB #89-01 - Class IV Bikeway Guidance (Separated Bikeways/Cycle Tracks) - 05-03-2018 (PDF)

DIB #90 - Diverging Diamond Interchange - 12-14-2017 (PDF)

DIB #92 - Single Point Interchange Guidelines - 11-09-2018 (PDF)