ConnDOT: Hydraulics and Drainage

Hydraulics and Drainage

Provides specialized engineering, technical support and policy advice on all storm water and water resource management issues related to the planning, permitting, design, construction and maintenance of transportation facilities.  

Requests for additional information should be addressed to:

Michael E. Masayda, P.E. 
Transportation Principal Engineer
Phone: (860) 594-3238 
Email: Michael Masayda


Hydraulics & Drainage Documents
2000 ConnDOT Drainage Manual and Revisions
Hydrodynamic Separator Guidelines April 2010  (pdf 3.6 mb) 
Hydrodynamic Separator Special Provision  (pdf 591 kb)  (doc 955 kb)
Hydrodynamic Separator Design Data Form A   (pdf 22 kb)     (xls 27 kb)  
Hydrodynamic Separator Design Data Form B    (pdf 23 kb)    (xls 27 kb)  
INTENSITY-DURATION-FREQUENCY Table for Connecticut  (pdf 18 kb)
Related Documents
Design Measures for Stormwater Permits Phase II (pdf 144 kb)
Flood Management General Certification 2012  (pdf 296 kb)
Flood Management General Certification Request Form  (doc 38 kb)
Flood Management Certification Municipal Application/Worksheets  (734 kb)  
Flood Management Certification Municipal Signature Forms  (doc 52 kb)  (pdf 17 kb)  
Flood Management Certification MOU Reference Documents  (1.9 mb)
Qualified Product List for ConnDOT Projects (pdf 625 kb) Includes erosion control matting
Major Traffic Generator Drainage Requirements
Log-Probability Paper: Color (pdf 279 kb) / Black and White (pdf 208 kb)
Related Links
Federal Highway Administration (FHWA) - Hydraulics Engineering
Connecticut Department of Environmental Protection (DEP)
Federal Emergency Management Agency (FEMA)
USGS Connecticut Water Science Center 
U.S. Army Corps of Engineers HEC
NRCS National Water and Climate Center - Hydraulics & Hydrology
National Oceanic and Atmospheric Administration (NOAA)
FishXing Website
Stream Corridor Restoration

Content Last Modified on 3/17/2017 2:52:40 PM