Options compared

The project next to doing nothing, side by side. Change any number and everything recalculates.

Real project10 published · 5 derived5 assumptions

Options

Gulf Breeze Highway 98 utility undergrounding (CRA-financed)

Santa Rosa County · published and derived values; assumptions are labelled

Alternatives

Time horizon

Financial discount rate (nominal)

Economic discount rate (real)

Candidate route and service density

Extension

1.9 mi

Mapped alignment 1.93 mi

Connections

—

No connection demand

Available capacity

Unknown

Utility confirmation needed

Assumptions — Underground US 98 (as built)

Capital, operations and demand

Route length

Construction cost

2022 dollars

Construction years

cost spread evenly

Running cost

a year, in price-year dollars

Running cost per mile

a year, per mile

Useful life

Gulf Breeze CRA tax increment (county + city)

Annual amount

Ends in model year

Lifecycle outlook

Break-even calculation

Not calculatedNeeds connection demand and a route length.

Net value to the owner, by years looked at

−$6.8M whether you look 20, 40 or 60 years ahead: the project brings the owner no income, so its cost to the owner does not change with the years counted.

Each option compared with doing nothing

Alternative	Capital	Net value to owner	Benefit ÷ cost
Underground US 98 (as built)	$7.2M	−$6.8M	Not measured

The owner’s cash is discounted at 4.8% a year in nominal dollars; the benefit-cost ratio at 7.0% in real dollars.

Open loan and repayment

Screening only, not engineering design. No implied connection approval