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Architecture + Engineering + Environmental + Planning ISGInc.com <br />OPINION OF PROBABLY - INITIAL DESIGN CONCEPT <br />Creek <br />Overlook <br />Interp.Signs <br />Mill Wheel <br />Structure ExperienceHighlights Natural Elements Gathering <br />Creek Overlook <br />Interpretive SignsGervaisCreek Interpretive Signs ADA Accessible <br />25’Overlook 35’Patio Road <br />Creek Overlook - sample rendering <br />ITEM QTY UNIT COST TOTAL <br />Concrete paving 380 SF $10.00 $3,800.00 <br />On-site earthwork + soil import 50 CY $15.00 $750.00 <br />Erosion control silt fence 100 LF $3.00 $300.00 <br />Bench 2 EA $1,500.00 $3,000.00 <br />Interpretive sign 2 EA $3,000.00 $6,000.00 <br />Shrubs 35 EA $50.00 $1,750.00 <br />Planting restoration 1 LS $1,000.00 $1,000.00 <br />Overlook structure 1 EA $18,000.00 $18,000.00 <br />Permitting (preliminary estimate)1 LS $1,200.00 $1,200.00 <br /> Subtotal:$35,800.00 <br /> 20% contingency:$7,160.00 <br />GRAND <br />TOTAL $42,960.00 <br />Design Considerations <br />• Helical footings may be required for any overlook structure within the creek area <br />• Sign material to be Custom High Pressure Laminate (CHPL) <br />• Signs to be surface mounted in concrete <br />• ISG suggests a 36” tall concrete plinth or base for the relocated Mill Wheel <br />• Planting design should be simple and require little or no maintenance <br />• Suggested plant species include: <br />New Concrete Paving <br />Planting Area <br />• Red Osier Dogwood <br />• Nannyberry <br />• Labrador Tea <br />• Ostrich Fern <br />• Viburnum spp. <br />Shrubs <br />• River Birch <br />• Quaking Aspen <br />• Swamp White Oak <br />• Hackberry <br />Trees <br />3