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Erosion Control Bonding Estimateas of: February 12, 2024 Item No.Item Description Quantity Unit of Measure Unit Cost Item Cost 1 Permeable Paver, HydraBric II 11,408 SF $9.45 $107,806 2 Aggregate for Detention, #11 Washed Stone 140 Ton $80.00 $11,200 2 Aggregate for Detention, #8 Washed Stone 282 Ton $80.00 $22,560 3 Aggregate for Detention, #2 Washed Stone 282 Ton $75.00 $21,150 4 Nonwoven Geotextile Frabic 119 SY $8.25 $982 5 6" Double Wall HDPE Underdrain 582 LF $14.00 $8,148 6 Cleanout 6 EA $275.00 $1,650 7 Silt Sack Inlet Filter 4 EA $400.00 $1,600 8 Silt Fence 1,450 LF $1.85 $2,683 9 Revetment Riprap 106 SY $30.00 $3,180 10 Mulched Seeding 3,385 SY $0.45 $1,523 11 Coir Wattle Check Dam 2 EA $175.00 $350 12 Geo-Membrane Liner (Rufco 3010B or equal)1,430 SY $8.75 $12,513 13 Concrete Washout 1 EA $850.00 $850 14 Construction Entrance 1 EA $3,500.00 $3,500 15 Erosion Control Blanket 1,517 SY $1.70 $2,579 $202,273Total Cost Harvest Church Preliminary Engineers Estimate of Erosion Control Items Page 1 of 1