Report for Forty Mile Point Light Station (Michigan) - 1910

General
District: 9th
Inspector: Oliver G. Brown
Location: Westerly shore of Lake Huron.
Date of Report: 06/24/1910
Latitude: 45° 39' 11"
Longitude: 83° 54' 48"
Premises
Site: Purchase, Lot 1, Sec. 23, T36N, R4E, Mich. Merd.
Date of Reservation:
Date of Deed: 06/22/1895
Date of Permission:
Date of Lease:
Area of the Entire Site: 26.72 acres
Area Inclosed: 26.72 acres.
Character of Soil: Sand
Distance of tower from Nearest High-Water Mark:
Inclosures to Premises / Type of Fence: Reservation is enclosed on all sides except lake front by fence.
Wharf or Landing on Premises: A landing 130' long extends from fog signal into about 3' of water.
Road to Land or Wharf Chararacter of and Distance: NO road. A tramway leads from fog signal to end of landing.
Means to Reach Light Station: By boat from Rogers City. or by rig from Rogers City, Metz or Millersburg.
Distance to Nearest Road: 7 miles from D.& C. landing at Rogers City, 25 miles form D.& M. RR at Millersburg.
Distance to Post Office: 7 miles to Rogers City.
Distance to Village: 7 miles to Rogers City.
Facilities for Public Conveyance: None.
Facilities for Private Conveyance: By rig or boat from Rogers City or by rig from Millersburg.
Means Used for Support of Lantern: Tower.
Number of Separate Lights: 1
First Built or Established: 1897
Last Rebuilt, Repaired, or Renovated:
Condition at This Date: Excellent.
Shape of Tower in Plan: Square.
Form of Tower: Square tower with vert. walls.
Height from Base to Ventilator Ball: 52 feet
Height of Focal Plane Above Mean High Water: 66 feet
Background of Lighthouse as Seen from Sea: Wooded.
Color of Tower: Brick red.
Color of Tower/ How Produced: Natural brick color.
Tower Connection: Rises from front of dwelling.
Object of Navigation: Coast light.
Building Materials: Brick. Plastered inside & white washed.
General Description:
Wall Thickness at Base: Outer wall 8", air space 2", inner wall 4"
Wall Thickness at Parapet: Outer wall 8", air space 2", inner wall 4"
Diameter at Base: 12' square
Diameter at Parapet: 12' square.
Kind of Stairway and Steps: Circ. cast iron stairs with pipe railing.
Number of Landings: 2 & lantern floor.
Size of Glass: 8" x 12" in watch room, 8" x 15" in tower.
Number of Windows and Size of Sash: 3 windows of 2 sashes ea. 12" x 2'4.25" in watch room, 2 double windows in tower, 12" x 2'8" in each tower.
Number of Doors: 1 iron door leads from keeper's dwelling into tower & 1 from Assts. Kprs. dwelling.
Kind of Foundation and Depth Below Surface: Brick foundation 7' 4"
Character of Soil Surrounding the Lighthouse: All sandy.
Soil Susceptibility: Some trees & grass gow here.
Miscellaneous Remarks: Tower is built in front of & connected with both dwellings.
Lantern and Fixtures
Order of Lantern: 4th
Shape of Lantern: Polygonal.
Diameter to Glass: 7' 0.5"
Diameter in the Clear:
Number of Sides: 8
Type of Bars: Vertical.
Thickness of Bars:
Height Glazed: 2' 11.5"
Number of Plates in Height: 1
Number of Plates Each Side: 1
Thickness of Plates: 1/4"
Size of Plates: 3' x 2'8.5"
Number of Storm Panes: None.
Unglazed Side of Lantern: All glazed.
What Bearings:
Construction Material Lantern: Parapet of cast ioron & lined with steel plates, upper part wrot iron.
Construction Material Roof / Cowl: 8 sided cast iron pyramidal roof, lined with zinc inside. A tin cone lens protector is suspended from dome of roof by 4 small chains.
Ventilator / Cowl: Cast iron.
Lightning Spindle: Copper with platinum point.
Description of Lightning Rod: A 1/8" x 2" copper strip is fastened to the gallery floor outside & runds down side of tower & into the ground below.
Balustrade: Balustrade of 3 rails 2"x1/2" iron bars. Gallery floor is of cast iorn & square in plan.
Lantern Doors: 1 cast iron door leads from parapet to outside gallery.
Floor of Lantern: Cast iron.
Watchroom Doors: Cast iron trap door leads from watch room to lantern. Cast iron stair from watch room floor to lantern floor.
Parapet Diameter: 6' 5.5" pol.
Ventilators
Location / Number: 4 ventilators in parapet.
Ladders / Cleaning Arrangement: None.
Curtain Hooks / Hanger: Hooks screwed to soffit.


Watchroom
How is Watchroom Fitted: Has 3 windows & a shelf in 1 corner used as a service room only.
How is Relief Called: None
Where is Call System Led:
Illuminating Apparatus
Kind of Apparatus: 2.5 hours
Intensity in Candles:
Name of Maker: L. Sauttier and Co., Paris
Year Made: Unknown
Marks and Number: None.
Order of Apparatus: 4th
Inside Diameter: 10" from cr. of burner to inside face of bulls-eye.
Light Characteristic: White flash every 10 seconds.
Time of Revolution: 60 seconds.
Flash Interval: 10 seconds.
Duration of Flash:
Arc of Each Fixed Part: No part fixed.
Number of Panels: 6
Number of Flash Panels: 6
Arc of Each: 60 degrees.
Number of Elements in Central Drum: 1 bulls-eye in each panel with 2 concentric circ. elements outside.
Number of Prisms Above Center Drum: 5
Number of Prisms Below Center Drum: 3
Does Apparatus Revolve?: True
Is There a Revolving Belt?: False
Revolving Panels:
How Flash is Produced: Whole apparatus revolves by being connected by gears to clock work.
Number of Vertical Elements Panel:
Fixed Lens Covered:
Pedestal: Cast iron pedestal bolted to lantern floor.
Service Table: Of cast iron fastened to pedestal & supported by 1/2" iron rods screwed to floor. Supports clock work.
Draft Tube Description: None.
Revolving Machinery: Whole apparaturs revolves by being connected to clock work. Base of lens is fitted with gear teeth which works into a horiz. gear wheel connected to clock work.
Standby and Description:
Chariot Float or Balls: Balls
Chariot Description:
Length of Drop Tube: Whole length of tower.
Clock Weight:
Length of Winding Time: 2.5 hours
Drive During Rewind:
Machinery Protection: Sheet brass case with glass panels.
Regulated: By fan governor.
Lens Protection:
How Color is Produced: No colored light.
Red Sectors Description:
Where Color Attached:
Form of Colored Glass:
Lamp Description: Fk. Hp.
Type of Illuminant: Oil
Number of Spare Lamps: 1
Number of Spare Burners: 1
Candle Power:


Clock Cord Description
Revolving Cord: 1/4" wire cord
Size of Clock Cord:
Length of Clock Cord:
How Led: Leads from drum in clock case down thro lantern floor over 2 sheaves into drop tube.
Diameter and Length of Clock Drum:


Chariot Balls
Balls Description: V grooves raceway.
Cage to Separate Balls: False
Number of Balls: 8
Diameter of Balls:


Vapor Oil Lamp
Number of Wicks or Mantels: 1
Diameter of Outside Wick: 1.5"
Diameter of Mantel:
Diameter of Circum Circle:
Closets and Store Rooms
Tower Closet Use: No closets.
Oil House Description: 100' SE of tower fitted with shelves.
Oil House Inside Dimension: 7' x 5' 2"
Oil House Construction Material: Brick
Oil House Capacity: 360 gal.
Other (Describe): 3 closets on 2nd floor of dwelling. 1 on 1st. A bouble cellar is under each dwelling, 1 for furnace & coal bin & 1 for general purposes.
Suitability: Dry & suitable.
Fog Signal General
Fog Signal Kind: 10" Steam whistle.
Time to Start: 40 minutes.
How Long Will Pressure Last:
Manufacturer: Thos. Kingsford, Oswego, NY
Year of Manufacture: 1896
Characteristic: 3 sec blast, 17 sec. silent, 3 sec. balst, 17 sec. silent.
Duplication: All parts.
Timing Device: Spur & worm gear operating cam.
If whistle, siren, or trumpet, Pressure at Which Blown: Whistle at 75 lbs.
Height Above Water:
Compass Direction:
Location: 250 ft. SE'ly from light-house.
Distance and Direction:
Water Supply: Circ. well 8' in diam. & 7' deep.
Reached from Lighthouse: By concrete walk.
Description of Fog Signal Building: Fog signal is a brick building 40' x 22.5' in plan, hip roof of coor. iron, concrete floor.
Pressure And Recording Gauge:
Steam Signal
Steam Boiler:
Kind: Kingsford, compact marine.
Tube: Flue tube.
Dimensions: 7' 9" high
Length: 6' 6.75"
Diameter: 4' 9.75"
Tube Description: 102 tubes
Steam Tube Diameter: 2.5"
Steam Furnace Kind: Internal
Furnace Length: 6'
Furnace Width: 4' 3"
Furnace Height: 1' 7"
Steam Heat Surface: 413.88 sq. ft.
Steam Grate Surface: 25.5 sq. ft.
Number of Grate Bars: 17 double bars, 5' long
Kind of Grate Bars: Bouble bars
Steam Fuel: Soft coal.
Steam Safety Valve: 2.5" single side outlet.
Steam Maximum Pressure: 150 lbs.
Steam Working Pressure: 75 lbs.
Steam Diameter of Smokestack: 20"
Smokestack Height:
Drum Dimension: 5'
Steam Drum Diameter: 30"
Steam Covering: Combination.
Steam Boiler Condition: Good.
Steam Boiler Built: 1896
Where Built: Oswego, NY
Manufacturer: Kingsford.
Steam Heater: False
Kind:
Size:
Heater Time Affect:
Steam Engine Kind: Vertical
Steam Engine Revolutions: 120 rpm
Steam Engine Cyl. Diameter: 4'
Steam Engine Piston Stroke: 9"
Steam Engine Pipe Size: 3/4"
Steam Engine When Built: 1896
Steam Engine Where Built: Detroit, Mich.
Manufacturer: Russell Wheel & Foundary Co.


Whistle Signal
Whistle Diameter: 10"
Whistle Height: 18"
Whistle Orifice: 2 3/8" to 2 11/16"
Whistle Tone: Single
Whistle Chime:
Dwelling
Location: Rises from dwelling.
Coloring: Brick red
Construction Materials: Brick.
Number of Rooms: 6 in each dwelling
Number of Dwellings: 2
Heating Plant:
Number of Keepers: 1 keeper & family to each dwelling.
Furnished Quarters:
NOT Furnished Quarters:
Outhouses: Red brick privy; 1 barn painted red. Oil house, boat house & fog signal.
Outhouse Coloring:
Paths and Walks: Concrete walks lead all around dwelling & to all outbuildings.
Area Inclosed:
Area of Garden: 1/8 acre
Area Timber or Shrubbery: None
Cultivation Area Available: None.
Area Cultivated: None.
Character of Surroundings: Sandy & shifting sands.
Stove, Maker:
Stove, Size:
Sink, Maker:
Sink, Size:
Pump, Maker:
Pump, Size:
Lamps:
Water
How Procured: From lake & drive well pump.
Quality: Fair.
Quantity: Ample except in winter.
Injury Possible:
Purity Precaution: No cisterns.
Tank Capacity:
Tank Material:
Distilling Apparatus: False
Distilling Manufacturer:
Well Description: No well deep enough to get water.
Well Diameter:
Well Lining:
Pump or Bucket:
What Power Used:
Distance from Dwelling:
Healthfulness
General Opinion: Healthfulness excellent.
Diseases: None.
Prevalency: NO.
Local Causes:
Recommended Improvements:
Miscellaneous
Access to Lighthouse: Boat house is 16' x 35' in plan & painted yellow. Located next to landing.
Distance and Direction: 300 ft. SE'ly
Miscellaneous Remarks: The tower & buildings seem to be in excellent condition. All water used has to be carried from lake. There is driven well down near lake & windmill at one time to operate pump. Windmill blew over & since then all water carried by hand.