2026-02 Existing and Proposed NOAA 24-hr D 100-Year-Current Rainfall=9.48" Prepared by Dynamic Engineering Printed 2/10/2026 HydroCAD® 10.20-8a s/n 08640 © 2025 HydroCAD Software Solutions LLC Page 105
Pond 21P: Basin A Routing (StormBrixx) - Chamber Wizard Field A
Chamber Model = ACO StormBrixx SD 1 (ACO StormBrixx® SD) Inside = 23.7" W x 36.0" H => 5.75 sf x 3.95' L = 22.7 cf Outside = 23.7" W x 36.0" H => 5.93 sf x 3.95' L = 23.4 cf
24 Chambers/Row x 3.95' Long = 94.88' Row Length 16 Rows x 23.7" Wide = 31.63' Base Width 36.0" Chamber Height = 3.00' Field Height
384 Chambers x 22.7 cf = 8.728.7 cf Chamber Storage 384 Chambers x 23.4 cf = 8.998.6 cf Displacement
Chamber Storage = 8,728.7 cf = 0.200 af Overall Storage Efficiency = 97.0% Overall System Size = 94.88' x 31.63' x 3.00'
384 Chambers 333.3 cy Field
2026-02 Existing and Proposed NOAA 24-hr D 100-Year-Current Rainfall=9.48" Prepared by Dynamic Engineering Printed 2/10/2026 HydroCAD® 10.20-8a s/n 08640 © 2025 HydroCAD Software Solutions LLC Page 106
Pond 21P: Basin A Routing (StormBrixx)
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