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93 GardenCt_RE22-0253 SoilSummary_Revised_12-13-22 9158 NE 76th Court, Gainesville FL 32609 Travis@RichardsonSoils.com December 7, 2022 Re: Garden Ct (RE# 169716-0060) Attn: Scott Williams City of Atlantic Beach Public Works A new soil evaluation was completed at 0 Garden Court (RE# 169716-0060) on December 5, 2022 (Figure 1). The site has been cleared and graded and ground surface elevations differ from the evaluation complete on July 20, 2022. Three soil boring were completed to a depth of 72 inches to determine the seasonal high water table based on soil morphology and the current water if observed (Table 1). The onsite soils are mapped as Urban land-Leon-Boulogne complex and Boulogne fine sand (USDA, NRCS SURGGO Data). These mapped soils are poorly and very poorly drain with a seasonal high water table between 0-18 inches below grade. Onsite soils are similar to Mandarin (Boring 1), Hurricane (Boring 2), and Ridgewood (Boring 3). Boring 1 (B1) is similar to the Mandarin series and is somewhat poorly drained. It has a spodic layer from 35-49 inches, a seasonal high water table at 30 inches and a water table observed at 64 inches. The spodic layer is sandy but will have a slightly lower permeability than the sandy soils above and below this layer. Boring 2 (B2) is similar to the Mandarin series and is somewhat poorly drained. It has a spodic layer from 29-33 inches, a seasonal high water table at 25 inches, and a water table was deeper than 72 inches. The spodic layer is sandy but will have a slightly lower permeability than the sandy soils above this layer. Boring 3 (B3) is similar to the Fripp series and is well drained. It is sandy throughout. The seasonal high water table is at 59 inches and the water table was deeper than 72 inches. These soils have a relatively high permeability rate. Each of these locations has the ability to receive and infiltrate runoff from impervious surfaces constructed onsite. If you have any questions regarding the onsite soils, please contact me. Sincerely, Travis C. Richardson, CPSS Certified Professional Soil Scientist #331525 By Toni Gindlesperger at 10:54 am, Dec 13, 2022 Page 2 of 2 Table 1 – Boring summary at 0 Garden Court (Revised December 5, 2022) Boring 1: Mandarin, SHS=30 in, WT=64 in Depth (in) Color Texture Notes 0-30 7.5YR 4/2 FS Soil is mixed with inclusions of spodic material (7.5YR 3/4, 6/2, and 3/1 30-35 7.5YR 4/4 FS With inclusions of 7.5YR 6/2, 5/6 and 2% Redox Conc. 35-49 10YR 3/1 FS Spodic 49-72 10YR 6/2 S With 10YR 5/1 and 3/1 Boring 2: Mandarin, SHS=25 in, WT>72 in Depth (in) Color Texture Notes 0-25 7.5YR 6/2 S With 7.5YR 6/4 and 7/1; soil is mixed 25-29 7.5YR 6/1 S With 10% 7/1 stripped matrix 29-33 7.5YR 3/2 FS Spodic 33-51 7.5YR 7/2 FS 5% 10YR 6/6 Redox Concentrations 51-66 7.5YR 5/4 FS 5% 10YR 6/6 Redox Concentrations 66-72 10YR 3/1 S With 25% 10YR 4/1 light areas Boring 3: Fripp, SH =59 in, WT>72 in Depth (in) Color Texture Notes 0-18 7.5YR 7/3 S and 7.5YR 6/4 and 7/2 18-32 7.5YR 8/2 S and 7.5YR 7/2 32-59 10YR 7/1 S and 7.5YR 7/3 59-72 10YR 7/1 S 2% 10YR 5/6 Redox Concentrations Source: Esri, Maxar, Earthstar Geographics, and the GIS User Community Build PathParcel 169716 0060 Duval County /1 in = 50 ft B1 B3B2 Soil Boring Location to DetermineSeasonal High Water Table