Roadway Design
Manuals and Handbooks
Drainage Manual | ||
File Name | Description | Date |
|---|---|---|
| January 2022 Roadway Design Bulletin - 2022 Drainage Manual | 10/27/21 | |
| January 2022 Drainage Manual | 10/27/21 | |
Handbooks | ||
| Drainage Design Guide Transmittal | 10/27/21 | |
| Drainage Design Guide | 10/27/21 | |
Design Aids | ||
| Drainage handbook for the preparation of Drainage Connection (14-86) permit application package | 4/3/20 | |
| Erosion and Sediment Control Manual - 90mb size - 2010 Version; Effective June 2007: Last Update July 2013 | 7/1/13 | |
| Environmental Resource Permit Stormwater Quality Applicant's Handbook
Note** March 17, 2010 DRAFT version | 3/17/10 | |
| Culvert Service Life Estimator - ONLINE RESOURCE | 4/20/22 | |
| Hydroplaning Tools and Research | 6/15/20 | |
| Storm Drain Tabulation Form | 7/1/08 | |
| Drainage Manual - IDF Curves and Rainfall Distributions | 12/10/15 | |
| GEOPAK Drainage Course Guide/Users Manual (Link to PDF File) | DIRECT LINK | |
Hydraulic Calculator | Slide Chart Hydraulic Calculator for Pipe Flow
** If you are interested in obtaining an h-calculator, please contact the Drainage Section. ** | |
| Bridge Scour Manual | DIRECT LINK | |
| Complex Pier Procedure Program | 6/20/22 | |
Drainage Manual (HISTORICAL) | ||
| RDB20-11 | January 2021 Manual Revision Bulletin | |
| DrainageManual2021 | January 2021 Drainage Manual | |
| 2020JanManualRevision | January 2020 Manual Revision Bulletin | 10/30/19 |
| 2020DrainageManual.pdf | January 2020 Drainage Manual | 10/30/19 |
| 2019Jan-DMRevLog.pdf | January 2019 Drainage Manual Revision Log | 11/1/18 |
| 2019DrainageManual.pdf | January 2019 Drainage Manual | 11/1/18 |
| 2018Jan-DMTransmittal.pdf | January 2018 Drainage Manual Revision Transmittal | 11/1/17 |
| 2018JanDrainageManual.pdf | January 2018 Drainage Manual | 11/1/17 |
| January 2017 Drainage Manual Revision Transmittal | 11/2/16 | |
| January 2017 Drainage Manual | 11/2/16 | |
| January 2016 Drainage Manual Revision Transmittal | 12/10/15 | |
| January 2016 Drainage Manual | 12/10/15 | |
| January 2015 Drainage Manual Revision Transmittal | 12/18/14 | |
| January 2015 Drainage Manual | 12/18/14 | |
| January 2014 Drainage Manual Revision Transmittal | 1/1/14 | |
| January 2014 Drainage Manual | 1/1/14 | |
| January 2013 Drainage Manual Revision Transmittal | 1/2/13 | |
| January 2013 Drainage Manual | 1/2/13 | |
| 2012 Drainage Manual Revision Transmittal | 2/29/12 | |
| 2012 Drainage Manual | 2/29/12 | |