Structural Specifications Of Lighthouse Tower

Number of Bricks Used

1.25 million (approx.)

Total Structural Heights

From base of foundation to top of lightning rod:
188 feet 6 1/2 inches
From ground level: 176 feet 6 1/2 inches

Lantern

Height from watchroom: 35 feet 9 1/2 inches
Diameter: 16 feet
Focal plane height (above sea level): 164 feet 6 inches
Number of Steps from ground: 213

Gallery Deck Level

Height above ground: 140 ft. 9 inches
Number of steps from ground: 203
Walls at top of brick tower: 1 1/2 feet

Stairway

Number of landings: 9
Number of iron spiral steps: 194

First Level

Exterior diameter: 28 feet
Interior diameter: 12 feet
First level walls 8 feet thick

Base and Outside Stairs

Number of steps: 9
Diameter of base of tower (with granite coping): 32 feet

Octagonal Foundation

Diameter of foundation at ground level: 38 feet
Depth: 12 feet
Diameter at base: 45 feet