Fog Signal General

Fog Signal Kind:

Time to start:

How long will pressure last:

Manufacturer:

Year of Manufacture:

Characteristic:

Duplication:

Timing device:

If whistle, siren or trumpet, Pressure at which blown:

Height above water:

Compass direction:

Location:

Distance and direction:

Water supply:

Reached from Lighthouse:

Desc of Fog signal building:

Pressure and recording gauge:

Lighthouse Inspection Reports Database

Mary Island Light Station - 1913

Fog Signal General

3rd class Daboll trumpet

11 minutes

4 or 5 minutes

3 sec blast, 3 sec silent, 3 sec blast, 21 sec silent

Engines, compressors, air tanks, water tanks, tripping devices, 1 spare reed.

Cam wheel, cam wheel shaft geared to main pulley shaft

41'

74 degrees

in same building

drainage off roof

Octagonal shaped frame building, concrete foundation with tower for lantern, rising thru center of structure.

James P. Marsh & Co., Chicago 3" gauge valve

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Lighthouse Access | Station Boat Info | Tools and Accessories | Light Vessel Specific | Inspection Reports

Supplemental Reports