Report for Portland Breakwater (Maine) - 1909

General
District: 1st
Inspector: Lt. Col. Edw. Burr, Engineer 1st District
Location: On the NE'ly end of Portland Breakwater, Portland Harbor, ME.
Date of Report: 12/11/1909
Latitude: 43° 39' 20"
Longitude: 70° 14' 07"
Premises
Site: Ceded by State of Maine
Date of Reservation:
Date of Deed: 11/06/1874
Date of Permission:
Date of Lease:
Area of the Entire Site: Soil under the breakwater beyond the line of low water (area undetermined)
Area Inclosed:
Character of Soil:
Distance of tower from Nearest High-Water Mark: 7'
Inclosures to Premises / Type of Fence:
Wharf or Landing on Premises:
Road to Land or Wharf Chararacter of and Distance:
Means to Reach Light Station: By boat, or walk the breakwater
Distance to Nearest Road: Public Road 1/2 mile; RR station 3 miles; Steamboat Landing 1/2 mile.
Distance to Post Office: 1 mile S. Portland, ME
Distance to Village: 1 mile S. Portland, ME
Facilities for Public Conveyance: Electric car or ferry boat to S. Portland, from thence in private boat
Facilities for Private Conveyance: Boat from Portland
Means Used for Support of Lantern: Tower
Number of Separate Lights: One
First Built or Established: 1855
Last Rebuilt, Repaired, or Renovated: 1875
Condition at This Date: Good
Shape of Tower in Plan: Circular
Form of Tower: Cylindrical
Height from Base to Ventilator Ball: 24'
Height of Focal Plane Above Mean High Water: 29 3/4'
Background of Lighthouse as Seen from Sea: City of Portland
Color of Tower: White
Color of Tower/ How Produced: Paint
Tower Connection: Attached to tower
Object of Navigation: Harbor aid
Building Materials: Cast iron lined with brick
General Description:
Wall Thickness at Base: 7"
Wall Thickness at Parapet: 7"
Diameter at Base: 11' 10"
Diameter at Parapet: 11' 10"
Kind of Stairway and Steps: Cast iron steps & spiral stepladder
Number of Landings: None
Size of Glass: Portholes, 2 - 12", 2 - 6.5"
Number of Windows and Size of Sash: Portholes
Number of Doors: 2
Kind of Foundation and Depth Below Surface: Granite breakwater
Character of Soil Surrounding the Lighthouse: No soil
Soil Susceptibility:
Miscellaneous Remarks:
Lantern and Fixtures
Order of Lantern: 5th
Shape of Lantern: Polygonal
Diameter to Glass: 7' 3"
Diameter in the Clear: 6' 11"
Number of Sides: 10
Type of Bars: Vertical
Thickness of Bars:
Height Glazed: 36"
Number of Plates in Height: One
Number of Plates Each Side: One
Thickness of Plates: 1/4"
Size of Plates: 36 1/4" x 27"
Number of Storm Panes: None
Unglazed Side of Lantern: None
What Bearings:
Construction Material Lantern: Cast iron
Construction Material Roof / Cowl: Made of cast iron, flanged & bolted on inside, & lined with zinc
Ventilator / Cowl: Cast iron
Lightning Spindle: Bronze, with 3-pronged copper tip
Description of Lightning Rod: Copper ribbon, attached to base of tower led over breakwater into the water.
Balustrade: Ornamental cast iron coping, 18" high; gallery - cast iron 30" wide
Lantern Doors: Wrought iron door 32.5" x 21 3/4", fitted with 2 hinges & a latch
Floor of Lantern: Cast iron
Watchroom Doors: None
Parapet Diameter: 7' 1.5"
Ventilators
Location / Number: In parapet
Ladders / Cleaning Arrangement: None
Curtain Hooks / Hanger: Hooks, screwed into sash bars
Illuminating Apparatus
Kind of Apparatus:
Intensity in Candles:
Name of Maker: Henry Lepaute
Year Made:
Marks and Number: Henry Lepaute A Paris
Order of Apparatus: 5th
Inside Diameter: 14 3/4"
Light Characteristic: Fixed red, varied by red flash every 40 sec.
Time of Revolution: 2 minutes
Flash Interval: 37 sec
Duration of Flash: 3"
Arc of Each Fixed Part: 360 degrees
Number of Panels: 4
Number of Flash Panels: 3
Arc of Each:
Number of Elements in Central Drum: 5
Number of Prisms Above Center Drum: 5
Number of Prisms Below Center Drum: 3
Does Apparatus Revolve?: False
Is There a Revolving Belt?: False
Revolving Panels: 3 vertical elements revolving around outside, attached to gear, on trucks.
How Flash is Produced:
Number of Vertical Elements Panel: 3
Fixed Lens Covered: 10
Pedestal: Cast iron column, flaring at top & bottom, 45.5'
Service Table: None
Draft Tube Description: None
Revolving Machinery: Old style French clock
Standby and Description:
Chariot Float or Balls: On chariot
Chariot Description: 6 main trucks 3" diameter; 8 centralizing trucks 1.5" diameter.
Length of Drop Tube: 13'7"
Clock Weight: 6 hours
Length of Winding Time:
Drive During Rewind:
Machinery Protection: Brass case, with glass doors
Regulated: Fan governor
Lens Protection:
How Color is Produced: Red chimney
Red Sectors Description:
Where Color Attached:
Form of Colored Glass:
Lamp Description: Regular 5th order lamp. Made by Staines
Type of Illuminant:
Number of Spare Lamps: 2
Number of Spare Burners: 2
Candle Power:


Clock Cord Description
Revolving Cord: Cord, led straight down from drum
Size of Clock Cord:
Length of Clock Cord:
How Led:
Diameter and Length of Clock Drum:
Closets and Store Rooms
Tower Closet Use: 1 closet in base of tower with 4 shelves, used for lamp supplies
Oil House Description: Oil stored in base of tower
Oil House Inside Dimension:
Oil House Construction Material:
Oil House Capacity:
Other (Describe):
Suitability:
Fog Signal General
Fog Signal Kind: Bell struck by machinery
Time to Start: Starts immediately
How Long Will Pressure Last:
Manufacturer: Boston, Mass, by Geo. M. Stevens
Year of Manufacture: Not known
Characteristic: Single blow every 15 sec.
Duplication: None
Timing Device:
If whistle, siren, or trumpet, Pressure at Which Blown:
Height Above Water:
Compass Direction:
Location: Marks the end of Portland Breakwater
Distance and Direction: Attached to tower
Water Supply: None
Reached from Lighthouse: Walk around tower
Description of Fog Signal Building: Wooden building 7' x 5' x 6' high, with flat roof covered with canvas
Pressure And Recording Gauge:
Bell Signal
Weight: 1,000 lbs.
Metal: Bronze
Diameter: 36"
Height: 30"
Time: 3.5 hours
Manufacturer: Geo. M. Stevens
Weights for Operation:
Dwelling
Location: Attached to tower on W'ly side. [Dwelling demolished 1935 by FERA labor]
Coloring: White with red roof
Construction Materials: Wood
Number of Rooms: 6
Number of Dwellings:
Heating Plant:
Number of Keepers: 1
Furnished Quarters:
NOT Furnished Quarters:
Outhouses: None
Outhouse Coloring:
Paths and Walks:
Area Inclosed:
Area of Garden:
Area Timber or Shrubbery:
Cultivation Area Available:
Area Cultivated:
Character of Surroundings:
Stove, Maker:
Stove, Size:
Sink, Maker:
Sink, Size:
Pump, Maker:
Pump, Size:
Lamps:
Water
How Procured: Water-boat
Quality: Good
Quantity: Ample
Injury Possible: No
Purity Precaution: Tank is covered & cleaned 4 times a year
Tank Capacity: 1200 gals placed in shed attached to house
Tank Material: Wood
Distilling Apparatus: False
Distilling Manufacturer:
Well Description:
Well Diameter:
Well Lining:
Pump or Bucket:
What Power Used:
Distance from Dwelling:
Healthfulness
General Opinion: Very Healthful
Diseases: No prevalent diseases
Prevalency: No
Local Causes: No
Recommended Improvements: No
Miscellaneous
Access to Lighthouse:
Distance and Direction:
Miscellaneous Remarks: Repairs were made to the buildings in the summer of 1909, & the tower, buildings, & illuminating apparatus are in good condition.