Report for Round Island (Michigan) - 1909
General |
District: | 11th |
Inspector: | Ralph R. Tinkham |
Location: | On extreme NW'ly end of Round Island. S'ly side of passage btwn Round Island & Mackinac Island. |
Date of Report: | 09/03/1909 |
Latitude: | 45° 50' 14.75" |
Longitude: | 84° 36' 59.73" |
Premises |
Site: | Reservation. Fr. Secs. 16, 17 - T 47 N, R1 W. Mich. mer. The whole island. |
Date of Reservation: | 04/06/1853 |
Date of Deed: | |
Date of Permission: | |
Date of Lease: | |
Area of the Entire Site: | 387 acres |
Area Inclosed: | None |
Character of Soil: | Gravel & boulders |
Distance of tower from Nearest High-Water Mark: | Practically at the water's edge. |
Inclosures to Premises / Type of Fence: | None. |
Wharf or Landing on Premises: | Boat landing at boat house. |
Road to Land or Wharf Chararacter of and Distance: | None. |
Means to Reach Light Station: | By rail or steamboat to Mackinac Island, thence by small boat to light station. |
Distance to Nearest Road: | 6.5 miles to Mackinaw; 5.5 miles to St. Ignace; 7/8 mile to steamboat landing, Mackinac Island. |
Distance to Post Office: | 7/8 mile to Mackinac Island. |
Distance to Village: | 7/8 mile to Mackinac Island. |
Facilities for Public Conveyance: | None |
Facilities for Private Conveyance: | Small boat from Mackinac Island or by lighthouse tender direct. |
Means Used for Support of Lantern: | Tower |
Number of Separate Lights: | One |
First Built or Established: | 1896 |
Last Rebuilt, Repaired, or Renovated: | |
Condition at This Date: | Good |
Shape of Tower in Plan: | Square |
Form of Tower: | Square prism |
Height from Base to Ventilator Ball: | 51' |
Height of Focal Plane Above Mean High Water: | 53' 2" |
Background of Lighthouse as Seen from Sea: | Lake & sky; or from certain directions, wooded. |
Color of Tower: | Red |
Color of Tower/ How Produced: | Natural color of red brick |
Tower Connection: | Connected to & forming NE corner of dwelling. |
Object of Navigation: | To mark N Channel, Straits of Mackinac, btwn Round Island & Mackinac Island. |
Building Materials: | Brick |
General Description: | |
Wall Thickness at Base: | 16" |
Wall Thickness at Parapet: | 16" |
Diameter at Base: | 12' |
Diameter at Parapet: | 12' |
Kind of Stairway and Steps: | Main dwelling stairs to service room floor level; wood stairs to watchroom; ladder w.r. to lantern. |
Number of Landings: | Watchroom floor & lantern floor. |
Size of Glass: | 8" x 12" & 8" x 20" |
Number of Windows and Size of Sash: | 5; 3 4-lt. 8x12", 2 2-lt. 8x20" semicircular top. |
Number of Doors: | 2; 1 to 2nd floor of dwelling, 1 to 3rd floor. |
Kind of Foundation and Depth Below Surface: | Concrete & brick pier, 9' high on bedrock. |
Character of Soil Surrounding the Lighthouse: | Lighthouse situated at end of long narrow point off main island. Point is low & of gravel & boulders. |
Soil Susceptibility: | No |
Miscellaneous Remarks: | Pier upon which dwelling & tower stand is 40' x 39' plan, 9' high; 6' concrete wall outside, decked with stone flags, & faced with 14" of brick, interior filled with stone & boulders, except that boiler room & coal bin floors are 3' 4" below surface. |
Lantern and Fixtures |
Order of Lantern: | 4th |
Shape of Lantern: | Polygonal |
Diameter to Glass: | 7' 1/4" |
Diameter in the Clear: | 6' 6 1/4" |
Number of Sides: | 8 |
Type of Bars: | Vertical |
Thickness of Bars: | |
Height Glazed: | 2' 11 3/8" |
Number of Plates in Height: | One |
Number of Plates Each Side: | One |
Thickness of Plates: | 5/16" |
Size of Plates: | 34" x 36" |
Number of Storm Panes: | None |
Unglazed Side of Lantern: | None |
What Bearings: | |
Construction Material Lantern: | Cast iron parapet lined with sheet iron, cast iron vertical |
Construction Material Roof / Cowl: | Cast iron pyramidal, lined with zinc held by iron batten strips screwed to roof plate flanges. |
Ventilator / Cowl: | Cast iron |
Lightning Spindle: | Brass with platinum tip. |
Description of Lightning Rod: | Copper band 1/8" x 1.5" fastened to lantern deck & led down outside into water, there attached to a weight. |
Balustrade: | Balustrade: top & bottom rails of pipe, 8 pipe stanchions; Gallery, cast iron plates, 13' square. Sheet iron gutter entirely around gallery. |
Lantern Doors: | Cast iron in parapet with brass bolt & hinges. Door is 2-fold & sheet-iron liined. |
Floor of Lantern: | Cast iron flanged plates. |
Watchroom Doors: | Iron plate trap door on brass hinges in lantern floor. |
Parapet Diameter: | 6' 7 3/4" |
Ventilators |
Location / Number: | 4 in parapet, unprotected openings outside, brass valve registers inside with wire screen beneath valve. |
Ladders / Cleaning Arrangement: | None needed. |
Curtain Hooks / Hanger: | Brass screws screwed into soffit of lantern. |
Watchroom |
How is Watchroom Fitted: | Not furnished |
How is Relief Called: | None |
Where is Call System Led: |
Illuminating Apparatus |
Kind of Apparatus: | Will run 4 hrs. Is wound every 2.5 hours. |
Intensity in Candles: | |
Name of Maker: | Henry LePaute, Paris |
Year Made: | |
Marks and Number: | |
Order of Apparatus: | 4th |
Inside Diameter: | 19 5/8" |
Light Characteristic: | Fixed white varied by red flash |
Time of Revolution: | 40 sec |
Flash Interval: | 20 sec |
Duration of Flash: | |
Arc of Each Fixed Part: | 4 panels fixed, each 90 degrees - 360 degrees |
Number of Panels: | 4 |
Number of Flash Panels: | 2 |
Arc of Each: | 40 degrees 30' subtended at the focus. |
Number of Elements in Central Drum: | Fixed; Central belt & 3 elements above & below. |
Number of Prisms Above Center Drum: | Fixed: 6 |
Number of Prisms Below Center Drum: | Fixed: 3 |
Does Apparatus Revolve?: | True |
Is There a Revolving Belt?: | False |
Revolving Panels: | |
How Flash is Produced: | 2 panels of vertical elements attached to lens apparatus outside fixed lens & revolving with it. |
Number of Vertical Elements Panel: | Central belt & 2 elements each side. |
Fixed Lens Covered: | Whole height of lens. |
Pedestal: | Old pattern cast iron |
Service Table: | Cast iron & attached to pedestal & supporting clockwork. |
Draft Tube Description: | None. |
Revolving Machinery: | Clockwork driving pinion working in a horizontal spur rack on ring of lens apparatus. |
Standby and Description: | |
Chariot Float or Balls: | Pivot bearing. |
Chariot Description: | |
Length of Drop Tube: | About 45' |
Clock Weight: | |
Length of Winding Time: | Will run 4 hrs. Is wound every 2.5 hours. |
Drive During Rewind: | |
Machinery Protection: | By brass-bound, glass-paneled case. |
Regulated: | By fan governor & changing weights. |
Lens Protection: | |
How Color is Produced: | Colored flashes are produced by ruby glass screens held in bronze frames over vertical flash panels. |
Red Sectors Description: | |
Where Color Attached: | To illuminating apparatus. |
Form of Colored Glass: | Outside of apparatus. |
Lamp Description: | Funk-Heap |
Type of Illuminant: | |
Number of Spare Lamps: | One |
Number of Spare Burners: | One |
Candle Power: |
Clock Cord Description |
Revolving Cord: | Wire cord |
Size of Clock Cord: | 1/8" |
Length of Clock Cord: | |
How Led: | Wound on drum in clockcase led down drop tube around weight sheave, returning up tube & anchored under apparatus. |
Diameter and Length of Clock Drum: |
Vapor Oil Lamp |
Number of Wicks or Mantels: | 1 wick |
Diameter of Outside Wick: | 1.5" |
Diameter of Mantel: | |
Diameter of Circum Circle: |
Closets and Store Rooms |
Tower Closet Use: | None |
Oil House Description: | About 95' S'ly from tower. Fitted with wood shelving. |
Oil House Inside Dimension: | 6' 6" x 8' 8" |
Oil House Construction Material: | Brick walls, red vit., red metal-slate roof & globe ventilator. |
Oil House Capacity: | 100 5-gal cans. |
Other (Describe): | 8 closets & storeroom in dwelling; 2 closets, storeroom & pantry 2nd floor, 6 closets 3rd floor; cellar on 1st floor - pier level. |
Suitability: | Suitable. |
Fog Signal General |
Fog Signal Kind: | 10" steam whistle. |
Time to Start: | 25 to 35 minutes |
How Long Will Pressure Last: | |
Manufacturer: | Erected by B.A. Todt |
Year of Manufacture: | Built in Sept. & Oct. 1896 |
Characteristic: | Blasts 5 sec., silent intervals 55 sec. |
Duplication: | All parts. |
Timing Device: | Spur & wom gear operating cam. |
If whistle, siren, or trumpet, Pressure at Which Blown: | Steam whistle at 75# |
Height Above Water: | |
Compass Direction: | |
Location: | Attached to light tower to mark N Channel, Straits of Mackinac. |
Distance and Direction: | Same bldg. |
Water Supply: | From lake. 1 tank 4.5' dia., 5' high of steel. Cap. 600 gals. |
Reached from Lighthouse: | Short flight of steps from boiler room floor to 1st floor level & to outside doors onto pier. Main stairs of dwelling connect all floors of bldg. |
Description of Fog Signal Building: | Boiler room 17' 6" x 17' 4", 16' floor to ceiling, occupies NW part of 1st floor of dwelling, tower room in NE corner below 2nd floor being used for coal bin & is open to boiler room. Floor of coal bin & boiler room is 3' 4" below 1st floor level. |
Pressure And Recording Gauge: |
Steam Signal |
Steam Boiler: | |
Kind: | Kingsford compact open-bottom marine boiler, Pat. 1894. |
Tube: | Flue-tube. |
Dimensions: | Height 7' 9" |
Length: | 6' 6 3/4" |
Diameter: | Width 4' 9 3/4" |
Tube Description: | 102 - 4' 9.5" long (order 4' 10") |
Steam Tube Diameter: | 2.5" |
Steam Furnace Kind: | Internal |
Furnace Length: | 6' |
Furnace Width: | 4' 3" |
Furnace Height: | 19" |
Steam Heat Surface: | 413.88 sq. ft.; steam space 53.75 cu. ft. |
Steam Grate Surface: | 21 1/4 sq. ft.; water space 62.29 cu. ft. |
Number of Grate Bars: | 17 |
Kind of Grate Bars: | Double bars, 5' long, spade ends. |
Steam Fuel: | Bituminous coal |
Steam Safety Valve: | Lever, 2.5" single side outlet. |
Steam Maximum Pressure: | 150# |
Steam Working Pressure: | 75# |
Steam Diameter of Smokestack: | 20" |
Smokestack Height: | 54' |
Drum Dimension: | 5' long |
Steam Drum Diameter: | 30" |
Steam Covering: | Combination; asbestos, felt, paper, canvas. |
Steam Boiler Condition: | Good |
Steam Boiler Built: | 1896 |
Where Built: | Oswego, NY |
Manufacturer: | Thomson 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: | Cleveland, OH |
Manufacturer: | Thos. Manning & 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: | Attached, tower forms NE corner of bldg. |
Coloring: | Natural color of red brick, red roof. |
Construction Materials: | 2.5 stories high of red brick built on brick & concrete pier & has shingled roof, stone window trim outside, stone belt & base courses. |
Number of Rooms: | 1st floor: boiler room, coal bin, cellar, WC, hall; 2nd floor: 4 rooms, pantry & hall; 3rd floor: 3 rooms & hall; 8 closets. |
Number of Dwellings: | |
Heating Plant: | |
Number of Keepers: | 1 keeper & 1 asst. |
Furnished Quarters: | |
NOT Furnished Quarters: | |
Outhouses: | Boathouse, oil house, privy, pump house. |
Outhouse Coloring: | Privy is of yellow vitrified brick, red metal-slate roof, & 6' x 6' in plan. Pump house 4' square, built of vertical boards battened & shingle roof, all painted red. |
Paths and Walks: | 50' of concrete walk. Boardwalk leads from pump house to pier. |
Area Inclosed: | None |
Area of Garden: | None |
Area Timber or Shrubbery: | All reservation except point where light is. |
Cultivation Area Available: | None |
Area Cultivated: | None |
Character of Surroundings: | Limestone gravel & boulders, of low elevation that wears away & builds up continually. |
Stove, Maker: | |
Stove, Size: | |
Sink, Maker: | |
Sink, Size: | |
Pump, Maker: | |
Pump, Size: | |
Lamps: |
Water |
How Procured: | From lake. |
Quality: | Good |
Quantity: | Ample |
Injury Possible: | No |
Purity Precaution: | No cistern |
Tank Capacity: | No cistern |
Tank Material: | |
Distilling Apparatus: | False |
Distilling Manufacturer: | |
Well Description: | Well for fog signal 4' square & 4' below lake level. |
Well Diameter: | |
Well Lining: | Curbed & decked with 2" plank |
Pump or Bucket: | |
What Power Used: | |
Distance from Dwelling: |
Healthfulness |
General Opinion: | Excellent |
Diseases: | None |
Prevalency: | No |
Local Causes: | No |
Recommended Improvements: | Natural drainage. |
Miscellaneous |
Access to Lighthouse: | Landing at boathouse, 50' from tower; 32' long, 8' wide, of 2 16' cribs, 1 of plank, 1 of logs. Boat house is 12' x 20' plan, of vertical boards, battened, painted red & with a red wood shingle roof. Fitted with wood roller boatways but no winch |
Distance and Direction: | 50' E'ly of tower. |
Miscellaneous Remarks: | Pier is riprapped on W & N sides with qty of granite boulders. Riprap is said to be rapidly displaced & washed away by ice & seas. There are 2 rough cribs as shore protection, 1 in front of oil house & privy, of logs, 8' x 30' plan, 1 S of boathouse. |