Does anyone have a reference for a determining retention time for a bioretention area with lateral flow? Specifically we are looking for an equation that can...
I received a simple model in excel spreadsheet from an engineer that computes fill rate, flow rates etc. for bioretention cells. I have not used it, so I do...
Greetings all - I wanted to let the group know that I have just released a new design tool specifically for the design application of Low Impact Development ...
I had posted a message earlier in response to an enquiry about formula for calculating retention times in bioretention cells. I had offered a spread sheet...
Hello, I have posted a website that has 2 years of monitoring data from a research/demonstration rain garden in Haddam, CT. Any comments or suggestions are...
Hello Everyone, I have a question regarding the use of bioretention in USA. My question is besides Maryland what other states are adopting bioretention...
Hello Swapna - That's not an easy question to answer comprehensively and accurately. Many, if not most states have adopted bioretention in some form to be...
Hello, Swapna Honda In the USA midwest, local officials and county drain commissioners are happy to see bioretention practices implemented. Maryland (Prince ...
Hi we are in a subdivision in fairfax with a rezoning application going in next to us on 11 acres at a significant grade and with soil issues. The first plan...
Hi Teresa - You're right, there isn't anything at present in the PFM about bioretention (or 'rain gardens'). However, there was a series of workshops last...
Can anyone point me to a bioretention plant list for arid and semi-arid climates? Bill DePoto, P.E. L.A. County Public Works Watershed Management Div. ...
Bill - Many of the general bioretention sources simply say to plant 'drought- tolerant' species. Not much help, huh? Perhaps some of the sources below can...
A developer friend of mine is developing a large multifamily project. The landscaping in front of one of his buildings consists of a 25' x 25' concave grass...
Brad Rogers
smart.growth@...
Mar 10, 2006 4:33 am
105
Unfortunately, without knowing more information about the site, it is difficult to estimate cost savings or increases. I agree that rain gardens should be...
Hi Brad - You asked for a 'sense' of the relative savings, so here are some very, very rough costs. I'm sure that others will jump in where I have missed...
The developer should also bear in mind the non-monetary benefits of building a raingarden as opposed to a lawn: he will have a beautiful garden that he can...
Rochelle Bartolomei asked: I've found many chunks of concrete varying in size from golf ball to basketball shape, Is there any reason not to use them in the...
I was clearing out my in box and found this old e mail, I dont know where the original request came from but Fis and Wildlife Services has just published a...
I wanted to take the time to pen an introductory statement to the group so that my specific questions (to come as I finally learn enough to ask questions...
It sounds like you're on the right track. The LID Center has a spec for bioretention soil at http://lowimpactdevelopment.org/epa03/biospec.htm. There are also...
Hello America - I'm glad to see that you're interested in Low Impact Development. The documents that you are reading are certainly a good start, and you ask...
Thank you, group, for the warm welcome. I was able to attend a one day workshop on LID (http://www.engr.washington.edu/epp/cee/LIDEverett.html) in Snohomish ...
America - The 'first' question in your previous e-mail actually seems like several questions. You ask about controlling nutrient runoff from bioretention units...
America - The conference you attended looks like a good one. I'm especially glad to see that they initially focused on hydrology and principles of stormwater...
Hello All! I am new to this group, and have a question concerning a small residential project I am currently designing. I will be capturing and conveying...
I am doing research in Bioretention in Scotland. Bioretention is still new to U.K. and not yet implemented as in the U.S. I am in the process of peparing a...
Hi Chris, I did my thesis on rain gardening in Delaware and found that native plantings adapted to your soil type would greatly reduce erosion due to a deeper...
If you goal is increasing time of concentration, then you may want to just consider these areas as disconnected depression storage structures and not worry so...
