Okaloosa County BOCC — April 19, 2016 — Exhibit B cost estimate

Exhibit B 3/17/2016 OCWS Cost Estimate Taxiway "H" Water Main Extension Line No. Line Item Quantity Unit Unit Price Total Material 1 pipe, fittings, valves, hydrants, taps, bollards, etc. 1 LS $246,343.31 $246,343 2 misc material (concrete, base, tracer tape, etc.) 1 LS $5,000.00 $5,000 3 seeding & mulching 8.65 AC $200.00 $1,730 4 erosion control: silt fence 1 LS $5,000.00 $5,000 SUBTOTAL MATERIALS $258,073 Labor/Equipment 5 OCWS in‐house labor 55 days $3,000.00 $165,000 6 OCWS in‐house equipment 55 days $2,500.00 $137,500 TOTAL LABOR/EQUIPMENT $302,500 Subcontracted Work 7 hydrant flow testing 1 LS $7,500.00 $7,500 8 engineering services during construction 1 LS $23,500.00 $23,500 9 12" HDPE DR‐9 Directional Bores w/ transition fittings & grouting at bore ends 1 LS $209,812.24 $209,812 10 asphalt pavement patches 1 LS $33,514.17 $33,514 11 ground penetrating radar (GPR) 1 LS $30,490.00 $30,490 TOTAL SUBCONTRACTED WORK $304,816 General & Administrative 12 15% admin/overhead fee (on material and labor) $63,461.00 13 3% County Purchasing fee (on material and contracted work) $16,886.69 TOTAL PROJECT $945,737 Okaloosa County Airports Funding (FAA Grant) $411,529 Air Force Funding (see MOU) $534,208 Notes: 1. 18 of the fire hydrant assemblies are hand dug b/c of the underground power (airfield lighting). 2. No environmental work or permitting is included. 3. Per the specs, compaction in lifts is not required. After backfill, compaction will be tested (requirement: 85%) every 500 LF at the surface. 4. Labor assumes work occurs during normal business hours on Monday through Thursday. 5. Labor assumes that Eglin 96CEG will provide an airfield escort to communicate with the tower, and that minimal work stoppages will take place. 6. Engineering Services During Construction includes minimal resident inspection, RFIs, obt