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https://www.nj.gov/dep/stormwater/bmp_manual/NJ_SWBMP_9.2-dry-wells.pdf
The bottom of the dry well must be as level as possible in order to provide a uniform surface for infiltration. The seasonal high water table (SHWT) bedrock must be at least 2 feet below the bottom of and the dry well. Any stone fill within the dry well must be clean , washed aggregate between 1.5 and 3.0 inches in diameter.
http://www.phrc.psu.edu/assets/docs/webinars/DryWell_Handouts.pdf
dry well is draining within 72 hours. • If the drain times are more than 72 hours, the dry well may need to be cleaned out or replaced. • Contact your county conservation district for guidance on fixing or replacing your dry well. Maintenance Info to Provide to Homebuyer: Additional Information
https://www.phrc.psu.edu/assets/docs/Publications/Dry-Well-Design.pdf
The dry well must drain in less than 72 hours to prevent mosquito problems. The drain rate is a function of the soil permeability rate and the surface area of the dry well through which the water will drain. Once you know how quickly water will drain out of the dry well, you can use the runoff volume to determine how long it will take for
https://static.azdeq.gov/wqd/drywell/inspection_checklist.pdf
D R Y W E L L P R O G A M R ANNUAL DRYWELLS INSPECTION CHECKLIST ADEQ encourages facility owners or operators to use this list as guidance for performing annual inspections for drywell (s) located in industrial areas where hazardous substances are used, stored, loaded, or treated.
https://nhlakes.org/wp-content/uploads/Dry-Well.pdf
dimensions of your dry well as needed to fit your site. a. Calculate the surface area of your dry well in ft2: STORMWATER VOLUME (ft3) ÷ 3ft (depth) = DRY WELL AREA (ft2) b. Identify any limitations on the length or width of the dry well in the chosen location. For example, tree roots, large rocks, or other structures could be limiting factors ...
https://static.azdeq.gov/wqd/drywell/design_install_op_main_inspect.pdf
11. Multiple drywells should be spaced a minimum of 100 feet apart center to center. 12. Inlet connecting pipes to drywell systems should be a maximum of six inches in diameter. 13. Drywell surface grates should be raised a minimum of three inches above bottom of landscaped retention basins. 14.
https://www.njstormwater.org/bmp_manual/NJ_SWBMP_9.3%20print.pdf
The maximum drainage area to a dry well is 1 acre. D. Overflows All dry wells must be able to safely convey system overflows to downstream drainage systems. The capacity of the overflow must be consistent with the remainder of the site’s drainage system and sufficient to provide safe, stable discharge of stormwater in the event of an overflow.
http://www.dry-well.com/sizes_stats
Volume, Weight and other important Information based on diamater and height of our products. Sizes and Stats of our Drain, Storm and Solid Rings. Harris Precast supplies New York City and Long Island with dry-wells, detention systems, manholes, catch basins, …
https://www.ndspro.com/products/drainage/dry-wells.html
Flo-Well® Engineered Dry Well. Can be used independently or as part of a larger system to collect and detain stormwater, allowing for groundwater recharge. Flo-Well® Engineered Dry Well. 24” diameter x 28.75 high. Includes 3 side panels and 1 cover.
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