Report for Grand Traverse Light Station (Michigan) - 1909

General
District: 9th
Inspector: Francis J. Otter, Office of Engineer, 9th LH Dist.
Location: On NW'ly extremity of Lighthouse Point, MI., W'ly side of entrance to Grand Traverse Bay; NE'ly part of Lake Michigan.
Date of Report: 03/12/1909
Latitude: 45° 12' 39" N
Longitude: 85° 32' 27" W
Premises
Site: Reservation, Frac. Sec 6. Tp32, N. R10W.
Date of Reservation: 07/02/1851
Date of Deed:
Date of Permission:
Date of Lease:
Area of the Entire Site: 58.75
Area Inclosed: 2 sides of premises adjoining L-H enclosed by fence, about 2 1/3 acres, whole reservation enclosed on 2 sides to water with wire fencing.
Character of Soil: Gravel & loam
Distance of tower from Nearest High-Water Mark: 200'
Inclosures to Premises / Type of Fence: Picket & close board fences around light-house & fog signal bldg. Wire fencing around reservation area.
Wharf or Landing on Premises: Wood crib boat landing.
Road to Land or Wharf Chararacter of and Distance: Sand & gravel road, part of beach 428-0 from light tower to wharf.
Means to Reach Light Station: By public road from town of Northport, MI., or by water from same town.
Distance to Nearest Road: 9 miles to nearest steam boat landing.
Distance to Post Office: 9 miles
Distance to Village: 9 miles
Facilities for Public Conveyance: By public road
Facilities for Private Conveyance: By good wagon road from Northport, 9 miles or by small boat. Boat landing difficult.
Means Used for Support of Lantern: Tower from roof of Keeper's dwelling
Number of Separate Lights: One
First Built or Established: 1852
Last Rebuilt, Repaired, or Renovated: 1858. Keepers dwelling converted into double quarters 1900.
Condition at This Date: Good
Shape of Tower in Plan: Square
Form of Tower: Prism of quadrangular form.
Height from Base to Ventilator Ball: 42'
Height of Focal Plane Above Mean High Water: About 50'
Background of Lighthouse as Seen from Sea: Wooded land
Color of Tower: White tower
Color of Tower/ How Produced: Painted with white lead paint
Tower Connection: Tower on roof of brick Keeper's dwelling.
Object of Navigation: Coast light, guide to Grand Traverse Bay & to passage between Manitous & Mainland.
Building Materials: Wood framework, 8" x 8" sq. timber; ext. walls covered with 7/8 lumber & sided with 7/8"x 6" pine flooring; interior walls plastered.
General Description:
Wall Thickness at Base: 8" frame
Wall Thickness at Parapet: 6" frame
Diameter at Base: 7' 6" x 7' 6"
Diameter at Parapet: 7' 6" x 7' 6"
Kind of Stairway and Steps: Stairs from 1st to 2nd floors. Steps 2nd floor to landing of deck. Wood.
Number of Landings: 5 landings - 41 steps
Size of Glass: 10" x 14"
Number of Windows and Size of Sash: 1; 10" x 14" - 4 lights
Number of Doors: 1, from 2nd floor hall of residence
Kind of Foundation and Depth Below Surface: Stone, about 3' below & 2.5' above grade for residence.
Character of Soil Surrounding the Lighthouse: Gravel & loam.
Soil Susceptibility: Yes
Miscellaneous Remarks: Tower built of square timbers, & built on roof in front of Keeper's residence. Painted white & sheathed with matched flooring on ext. walls. Deck of same is covered with copper.
Lantern and Fixtures
Order of Lantern: 4th
Shape of Lantern: Polygonal
Diameter to Glass: 7' 4"
Diameter in the Clear:
Number of Sides: 9
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: 3/8"
Size of Plates: 28 x 36
Number of Storm Panes: Lantern not so fitted
Unglazed Side of Lantern: 3 sides unglazed 120 degrees
What Bearings: To rearward of lighthouse
Construction Material Lantern: Muntons btwn plate glass, steel; 6 lights of plate glass. General frame of tower, wood w/ ceiling.
Construction Material Roof / Cowl: Frame covered with copper
Ventilator / Cowl: Copper
Lightning Spindle: Copper
Description of Lightning Rod: 1/2" copper cable, leads down from cowl of lantern outside, down from end of dwelling to earth, 4' below surface & out 6" from cellar wall. 40' long & patched with pieces of iron rod.
Balustrade: Wood; chamfered & moulded newels, moulded rails, gallery floor supported on cut brackets.
Lantern Doors: Pine flooring 7/8" x 6", battened, & swings out.
Floor of Lantern: Pine flooring, 7/8" x 6" covered with copper.
Watchroom Doors: Trap door fitted to lantern floor.
Parapet Diameter: 6' 6"
Ventilators
Location / Number: In parapet wall, 4 cast iron sliding pattern
Ladders / Cleaning Arrangement: None
Curtain Hooks / Hanger: 1 set regulation pattern
Illuminating Apparatus
Kind of Apparatus:
Intensity in Candles:
Name of Maker: Barbier & Finestre
Year Made: Not on apparatus
Marks and Number: None visible
Order of Apparatus: 4th
Inside Diameter: 19 3/4"
Light Characteristic: Fixed white fresnel. 270 degrees arc of illumination 3 light panels 90 degrees each. 1 reflector panel (glass) 90 degrees
Time of Revolution:
Flash Interval:
Duration of Flash:
Arc of Each Fixed Part: 90 degrees Fixed, arc of illumination 270 degrees
Number of Panels: 4; 3 light & 1 reflector
Number of Flash Panels:
Arc of Each:
Number of Elements in Central Drum: 5
Number of Prisms Above Center Drum: 6
Number of Prisms Below Center Drum: 4
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: Cast iron, 1 piece
Service Table: Sheet iron on wrought iron frame.
Draft Tube Description:
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: White, by lens, lamp & chimney
Red Sectors Description:
Where Color Attached:
Form of Colored Glass:
Lamp Description: New 4th order. May 1898. 1 wick to burner.
Type of Illuminant:
Number of Spare Lamps: 2 complete lamps
Number of Spare Burners: Burner attached to & form part of lamp.
Candle Power:
Closets and Store Rooms
Tower Closet Use: With shelves & cases for wicks, chimneys, etc.
Oil House Description: Placed 11' 4" S & 53' W. Fitted with steel shelving & standards, 4 shelves on each side
Oil House Inside Dimension: 9' x 7' 9" (outside)
Oil House Construction Material: Walls, common red brick; roof, cornice, door & frame, iron; Cut stone sills & caps. Pressed metal steel ceiling.
Oil House Capacity:
Other (Describe): Closet for every bedroom on 2nd floor, storeroom in attic
Suitability: Suited for purposes for which designed.
Fog Signal General
Fog Signal Kind: 10" steam whistle, Marine boilers
Time to Start: 55 minutes
How Long Will Pressure Last:
Manufacturer: Geo. F. Motter & Sons, York, PA, under contract with Ellicott Co., Balto, MD
Year of Manufacture: 1899
Characteristic: 3 sec blast, 12 sec silent, 6 sec blast, 24 sec silent
Duplication: All exc. smokestack, which is of brick & part of fog signal bldg.
Timing Device: Cams on worm wheel on engine
If whistle, siren, or trumpet, Pressure at Which Blown: 85 #
Height Above Water: 36' 11"
Compass Direction:
Location: Guide to Grand Traverse Bay & to passage between Manitous & Mainland.
Distance and Direction: 95' S 110' W
Water Supply: Well, 20' W at bldg.
Reached from Lighthouse: By 2' plank walk from dwelling
Description of Fog Signal Building: Ext. walls, buff pressed brick. Roof laid with metallic shingles. Painted red. Walls, brick faced. Partitions & ceiling covered with metal.
Pressure And Recording Gauge:
Steam Signal
Steam Boiler: Marine, open bottom, in dupe.
Kind: Steam
Tube: Flue tube
Dimensions: Height 7' 5"
Length: 6' 6"
Diameter: Width 4' 9"
Tube Description: 102 in each of boilers, 58 1/4" long
Steam Tube Diameter: 2.5"
Steam Furnace Kind: Part of boiler
Furnace Length: 5'
Furnace Width: 4' 1 1/4"
Furnace Height: 1' 6"
Steam Heat Surface: 393.95 sq. ft.
Steam Grate Surface: 20 sq. ft.
Number of Grate Bars: 17 double & 1 single
Kind of Grate Bars: 2 bar spade end
Steam Fuel: Wood
Steam Safety Valve: Cast iron with weight & lever
Steam Maximum Pressure: 130#
Steam Working Pressure: 85#
Steam Diameter of Smokestack: 18" x 18" brick stack
Smokestack Height: 34'
Drum Dimension: 3' 9"
Steam Drum Diameter: 36"
Steam Covering: Comb. fitting comp. of layer asbestos board 1/16" thick, hairfelt 1" thick, layer of non-porous paper, whole covered with 10 oz canvas.
Steam Boiler Condition: Good
Steam Boiler Built: 1899
Where Built: York, PA.
Manufacturer: Geo. F. Motter & Sons
Steam Heater: False
Kind:
Size:
Heater Time Affect:
Steam Engine Kind: Upright
Steam Engine Revolutions: 122 RPM
Steam Engine Cyl. Diameter: 4"
Steam Engine Piston Stroke: 9"
Steam Engine Pipe Size: 3/4
Steam Engine When Built: 1899
Steam Engine Where Built: York, PA.
Manufacturer: Geo. F. Motter & Sons


Whistle Signal
Whistle Diameter: 10"
Whistle Height: 16"
Whistle Orifice: 2.5"
Whistle Tone: Single
Whistle Chime:
Dwelling
Location: Tower of lighthouse of roof of dwelling.
Coloring: Buff walls, dark roof (slate) Tower, white.
Construction Materials: Foundation walls, stone; Walls, brick faced with buff bricks. Frame floors & roof. Roof covered with slate.
Number of Rooms: 8, with 4 closets.
Number of Dwellings:
Heating Plant:
Number of Keepers: 1 Keeper & 1 Assistant
Furnished Quarters:
NOT Furnished Quarters:
Outhouses: Oil House, 9' x 7' 9"; Barn, 24.5' x 18' 3"; Shed, 24.5' x 14' 4"; Crib 3' 10" x 9' 3"; Hen coop 8' 4" x 12' 2"; Privy
Outhouse Coloring: Generally painted cream white, red roofs; Roof of barn not painted.
Paths and Walks: 340 linear ft. of plankwalk & 96' of cement walk.
Area Inclosed: About 2 1/3 acres. Premises around dwelling enclosed by picket fence on S side & on E by rail board fence entire reservation enc on 2 sides to water line with wire fencing
Area of Garden: 3 acres
Area Timber or Shrubbery: 15 acres timber; mostly all cedar, birch & balsam
Cultivation Area Available: About 20 acres
Area Cultivated: 3 acres
Character of Surroundings: Sandy & gravelly loam
Stove, Maker:
Stove, Size:
Sink, Maker:
Sink, Size:
Pump, Maker:
Pump, Size:
Lamps:
Water
How Procured: From well
Quality: Good
Quantity: Ample for all seasons of year
Injury Possible: Not liable
Purity Precaution: None
Tank Capacity: 1450 gals for house, placed under kitchen floor.
Tank Material: House cistern of common brick, plastered with Portland cement mortar. Tank for fog signal, steel 7' 6" dia. 7' high; 2300 gal cap. in SW corner of fog bldg.
Distilling Apparatus: False
Distilling Manufacturer:
Well Description: Residence, 19' 8" deep
Well Diameter: Residence 3' dia.
Well Lining: Residence lined with stone.
Pump or Bucket: Residence, hand pump; Fog signal by steam pump.
What Power Used:
Distance from Dwelling: Residence, 28' N of kitchen door; Fog signal, 20' W of bldg.
Healthfulness
General Opinion: Good
Diseases: Not any
Prevalency: Not any
Local Causes: Not any
Recommended Improvements: No
Miscellaneous
Access to Lighthouse: Good public road from lighthouse site to town of Northport. Boat landing constructed 1902; consisting of 2 cribs 1 - 8' x 12' & 1 - 8' x 20'. Outer crib connected to inner 1 by 11' span & inner crib connected at shoreline by 11' span.
Distance and Direction: Wharf, 428' from lighthouse, direction WSW
Miscellaneous Remarks: Premises & dwelling are in fairly good condition, & tower, illuminating apparatus & fog signal apparatus are in good condition.