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Construction Workshops, September 25-26, 2007.

• Agenda for the September 26 Construction-Site Inspectors Annual Training Workshop. (.pdf)
• Bucket test. Instructions and calculations for the “bucket test” to measure the infiltration rate of the soil mix for IMPs. Developed by Scott Wikstrom, City of Walnut Creek, (17 KB Excel file)
• Draft Inspection Checklist Draft checklist for construction inspection of bioretention facilities including swales and in-ground planters designed according to criteria in the Stormwater C.3 Guidebook. (86 KB Word file)
• Construction of On-site Treatment and Flow-control Facilities, Dan Cloak, Dan Cloak Environmental Consulting (2.7 MB Powerpoint)

California Water Environment Modeling Forum—Watershed and Urban Hydrology Modeling Workshop, June 22, 2007.

• Practical Application of Modeling Results to Land Use Policies in Contra Costa County, Dan Cloak, Dan Cloak Environmental Consulting (19 MB Powerpoint)

California Water Environment Federation Pretreatment, Pollution Prevention, and Stormwater Conference, Napa, February 26-28, 2007. Special all-day session, “User-Friendly Stormwater Treatment and Flow Control for New and Redevelopment Projects”

• Stormwater Treatment and Flow-Control Requirements in Phase I and Phase II Municipal NPDES Permits, Dan Cloak, Dan Cloak Environmental Consulting (2 MB Powerpoint)
• Hydrograph Modification: An Introduction and Overview, Christie Beeman and Jeff Haltiner, Philip Williams Associates (4.7 MB Powerpoint)
• Options for Flow-Control Compliance and Stream Stability Analysis, Christie Beeman and Andrew Collison, Philip Williams Associates (7.9 MB Powerpoint)
• Low Impact Development for Stormwater Treatment and Hydrograph Modification Management, Mike Flake, Brown and Caldwell (35 MB Powerpoint)
• Sizing Stormwater Control Facilities to Address Streambank Erosion Control, Tony Dubin, Brown and Caldwell (14.2 MB Powerpoint)
• Example Site Design using the IMP Sizing Calculator (6.3 MB Powerpoint)
• Contra Costa\’s Experience with Low Impact Development for Stormwater Treatment and Flow Control, Dan Cloak, Dan Cloak Environmental Consulting, (25 MB Powerpoint)

“Stormwater Treatment and Flow-Control Requirements for New Developments” —workshops for land development design professionals and municipal planners, engineers and development review staff, October 24 and 26, 2006.

• Agenda, (22 KB .pdf)
• Stormwater NPDES and C.3 Overview, Tom Dalziel, Contra Costa Clean Water Program (2 MB Powerpoint)
• Options for Flow-Control Compliance and Stream Stability Analysis, Christie Beeman, Philip Williams and Associates (8 MB Powerpoint)
• Low Impact Development in Action, Steve Anderson, Brown and Caldwell (2.4 MB Powerpoint)
• Stormwater Control Plans and the Development Review Process, Dan Cloak, Dan Cloak Environmental Consulting (1.3 MB Powerpoint)
• Low Impact Development Hydrology, Tony Dubin, Brown and Caldwell (1 MB Powerpoint)
• Site Layout and Facilities for Stormwater Treatment and Flow Control, Dan Cloak, Dan Cloak Environmental Consulting (6 MB Powerpoint)
• Next Steps, Dan Cloak, Dan Cloak Environmental Consulting (84 KB Powerpoint)
• Handouts from the afternoon exercises, (214 KB .pdf)

“User-Friendly Hydrograph Modification Management,” StormCon Workshops and Exposition, May 12, 2006

• All presentations with agenda and speaker bios in one Acrobat file, 23.8 MB pdf.
• Dragon Tails, or How We Learned to Stop Worrying About Permit Compliance and Love SUSMPs, by Greg Gearhart, State Water Resources Control Board. 7.65 MB Powerpoint
• Flood Control and Erosion Control in Contra Costa Streams, Mitch Avalon, Contra Costa Flood Control and Water Conservation District, 12 MB Powerpoint
• Hydrograph Modification: An Introduction and Overview, Jeffrey Haltiner, Philip Williams & Associates, 8 MB Powerpoint
• Low Impact Development (LID) for Stormwater Treatment and Hydrograph Modification Management, Steve Anderson, Brown and Caldwell, 32 MB Powerpoint
• Contra Costa Approach (I): Experience So Far Using LID to Implement Stormwater Treatment Requirements, Tom Dalziel, Contra Costa Clean Water Program and Dan Cloak, Dan Cloak Environmental Consulting, 6.1 MB Powerpoint
• Contra Costa Approach (II): Design and Sizing of LID Integrated Management Practices for Hydrograph Modification Management, Tony Dubin, Brown and Caldwell, 23.5 MB Powerpoint
• Contra Costa Approach (III): Stream Classification Methodology, Andy Collison, Philip Williams and Associates, 11.4 MB Powerpoint
• Contra Costa Approach (IV): Next Steps for HMP Implementation, Dan Cloak, Dan Cloak Environmental Consulting, 340 KB Powerpoint

American Public Works Association—Streets and Sewers Conference, November 3, 2005

• Low Impact Development Integrated Management Practices Presentation by Tom Dalziel. (16 MB, Powerpoint)

California Association of Stormwater Quality Agencies—Annual Conference, October 3-5, 2005

• Simplified Low Impact Design for Compliance with Treatment Requirements (227 KB, .pdf). Paper by Tom Dalziel and Dan Cloak. Presentation (23 MB, Powerpoint)
• Hydrograph Modification Management Using Simplified Low Impact Development Design
• (204 KB, .pdf). Paper by Christie Beeman and Dan Cloak.Presentation (5 MB, Powerpoint)
• Hydrograph Modification Management in Contra Costa County Presentation by Dan Cloak at the Monday, October 2 Hydrograph Modification Workshop. (8 MB, Powerpoint)