Report for Oakland Harbor Light Station (California) - 1907

General
District: 12th
Inspector: Geo. D. Jeffrey, Keeper
Location: Entrance to San Antonio Creek, Oakland Harbor, San Francisco Bay, CA.
Date of Report: 07/02/1907
Latitude: N 87° 47' 55"
Longitude: W 122° 19' 54"
Premises
Site: San Francisco Bay
Date of Reservation:
Date of Deed:
Date of Permission:
Date of Lease:
Area of the Entire Site:
Area Inclosed:
Character of Soil:
Distance of tower from Nearest High-Water Mark:
Inclosures to Premises / Type of Fence:
Wharf or Landing on Premises: Stairs from main floor of lighthouse to water
Road to Land or Wharf Chararacter of and Distance: None
Means to Reach Light Station: By row boat from RR ferry slip.
Distance to Nearest Road: About 1500' from Southern Pacific RR ferry slip.
Distance to Post Office: About 3 miles
Distance to Village: 3 miles
Facilities for Public Conveyance: Train from Oakland or ferry boat from San Francisco to slip.
Facilities for Private Conveyance: Boat from ferry slip
Means Used for Support of Lantern: Tower on dwelling
Number of Separate Lights: 1
First Built or Established: 1890
Last Rebuilt, Repaired, or Renovated: 1903
Condition at This Date: Good
Shape of Tower in Plan: Square
Form of Tower:
Height from Base to Ventilator Ball:
Height of Focal Plane Above Mean High Water: 43'
Background of Lighthouse as Seen from Sea: City of Oakland immediately behind & foothills in distance
Color of Tower: White, lead color trimmings, lantern black
Color of Tower/ How Produced: Paint
Tower Connection: Tower & lantern on top of dwelling
Object of Navigation: Harbor, for general navigating purposes
Building Materials: Wood
General Description: Tower in center of white 2-story, frame dwelling with red roof, on platform on 11 black, foundation cylinders.
Wall Thickness at Base:
Wall Thickness at Parapet:
Diameter at Base: 8' 8"
Diameter at Parapet: 8' 8"
Kind of Stairway and Steps: Wood stairway 1st 2 floors, then ladder to lantern
Number of Landings: 3
Size of Glass: 28" x 31"
Number of Windows and Size of Sash: 4 windows, 32" x 36"
Number of Doors: 1 door leading outside & 1 trap door in floor
Kind of Foundation and Depth Below Surface: Pile foundation
Character of Soil Surrounding the Lighthouse:
Soil Susceptibility:
Miscellaneous Remarks:
Lantern and Fixtures
Order of Lantern: 5th
Shape of Lantern: Polygonal
Diameter to Glass: 7'
Diameter in the Clear:
Number of Sides: 8
Type of Bars: Vertical
Thickness of Bars:
Height Glazed: 3'
Number of Plates in Height: One
Number of Plates Each Side: One
Thickness of Plates: 5/16"
Size of Plates: 34.5" x 36.5"
Number of Storm Panes: 2
Unglazed Side of Lantern: None
What Bearings:
Construction Material Lantern: Iron
Construction Material Roof / Cowl: Copper
Ventilator / Cowl: Iron
Lightning Spindle: Iron spindle on ball
Description of Lightning Rod: None
Balustrade: Platform covered with sheet iron, wooden banister.
Lantern Doors: Door 22" x 28" in lantern below window
Floor of Lantern: Wood, covered with linoleum
Watchroom Doors: Trap door in floor
Parapet Diameter:
Ventilators
Location / Number: Lower part of lantern
Ladders / Cleaning Arrangement: None
Curtain Hooks / Hanger: Brass hooks screwed to window frame
Illuminating Apparatus
Kind of Apparatus:
Intensity in Candles:
Name of Maker: Sautter, Lemonnier & Cie
Year Made: 1886
Marks and Number: # 335
Order of Apparatus: 5th
Inside Diameter:
Light Characteristic: Fixed white
Time of Revolution:
Flash Interval:
Duration of Flash:
Arc of Each Fixed Part: Entire horizon
Number of Panels: 4
Number of Flash Panels: None
Arc of Each:
Number of Elements in Central Drum: 5
Number of Prisms Above Center Drum: 7
Number of Prisms Below Center Drum: 5
Does Apparatus Revolve?: False
Is There a Revolving Belt?: False
Revolving Panels:
How Flash is Produced:
Number of Vertical Elements Panel:
Fixed Lens Covered:
Pedestal: Iron spindle with plate top.
Service Table: None
Draft Tube Description: 2" brass pipe
Revolving Machinery:
Standby and Description:
Chariot Float or Balls:
Chariot Description:
Length of Drop Tube:
Clock Weight:
Length of Winding Time:
Drive During Rewind:
Machinery Protection:
Regulated:
Lens Protection:
How Color is Produced:
Red Sectors Description:
Where Color Attached:
Form of Colored Glass:
Lamp Description: Haines - 1 wick
Type of Illuminant:
Number of Spare Lamps: 2
Number of Spare Burners: 2
Candle Power:
Closets and Store Rooms
Tower Closet Use:
Oil House Description: Fire proof room in basement of bldg; fitted with shelves for holding oil cases.
Oil House Inside Dimension:
Oil House Construction Material:
Oil House Capacity:
Other (Describe): Lockers in attic for chimneys, etc & in basement for provisions, etc.
Suitability: Dry & suited.
Fog Signal General
Fog Signal Kind: Bell worked by Gamewell # 3 machine
Time to Start: 1 minute
How Long Will Pressure Last:
Manufacturer: Globe Bell & Brass Foundry, San Francisco
Year of Manufacture: 1903
Characteristic: 1 stroke every 5 sec.
Duplication:
Timing Device:
If whistle, siren, or trumpet, Pressure at Which Blown:
Height Above Water:
Compass Direction:
Location: Marking entrance of Oakland Creek
Distance and Direction: On bldg
Water Supply:
Reached from Lighthouse:
Description of Fog Signal Building:
Pressure And Recording Gauge:
Bell Signal
Weight: 3,800 lbs
Metal:
Diameter: 5' 1.5"
Height: 3' 3"
Time: 2.5 hours
Manufacturer: Globe Bell & Brass Foundry, San Francisco
Weights for Operation:
Dwelling
Location: Tower rises from center of bldg
Coloring: White with lead color trimmings
Construction Materials: Wood
Number of Rooms: 4
Number of Dwellings:
Heating Plant:
Number of Keepers: 2
Furnished Quarters:
NOT Furnished Quarters:
Outhouses: None
Outhouse Coloring: White, red roof
Paths and Walks: Platform on lower floor or basement & balcony surrounds 1st or main floor
Area Inclosed: None
Area of Garden: None
Area Timber or Shrubbery: None
Cultivation Area Available: None
Area Cultivated: None
Character of Surroundings:
Stove, Maker:
Stove, Size:
Sink, Maker:
Sink, Size:
Pump, Maker:
Pump, Size:
Lamps:
Water
How Procured: Rain water from roof of dwelling
Quality: Good
Quantity: Not ample, renewed by water boat
Injury Possible: No
Purity Precaution: Tank cleaned & whitewashed each season
Tank Capacity: 4,000 gals. On platform on N side of dwelling
Tank Material: Redwood circular tank
Distilling Apparatus: False
Distilling Manufacturer:
Well Description:
Well Diameter:
Well Lining:
Pump or Bucket:
What Power Used:
Distance from Dwelling:
Healthfulness
General Opinion: Healthful
Diseases: None
Prevalency: No
Local Causes: None
Recommended Improvements:
Miscellaneous
Access to Lighthouse: Landing is made by means of swinging steps from lower floor of lighthouse.
Distance and Direction:
Miscellaneous Remarks: