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Timeline

Y/M/D Person Association Description Composition Food Event
Y/M/D Person Association Description Composition Food Event
1914/03/09 C A Gibson Architect Carbon County surveyor, C A Gibson, reports to the County Commissioners that the pld bridge's wooden truss need to be replaced. Gibson's design for a new concrete bridge, a flattened parabolic arches with a ratio of 1 to 7, is quite advanced for the time.
1914/05/00 Beley Construction Co. Architect Construction begins on a new Fromberg Bridge. The County Commissioners awarded the contract for construction of the bridge to the Livingston-based Beley Construction Company for $9,731.50.
1915/01/00 Gibson Concrete Works of Fromberg Concrete Supplier The Fromberg Bridge opens, the first such use of reinforced concrete in Montana carries traffic across the Clark's Fork. The final cost is twice what the county paid for steel bridges of similar length elsewhere on the same river. Invention of Reinforced Concrete

Data »

Particulars for Fromberg Concrete Arch Bridge:
Bridge Type Arch Bridge
Criteria Architecture-Engineering
Structure type Bridge
Building Material Concrete
Area of Significance Engineering
Area of Significance Railroad
Sight Category Structure



US National Registry of Historic Places Data »

Accurate at time of registration: 28th January 1993

PLACE DETAILS
Registry Name: Fromberg Concrete Arch Bridge
Registry Address: River St. over the Clarks Fork of the Yellowstone R.
Registry Number: 92001790
Resource Type: Structure
Theme Group: Fromberg MPS
Owner: Local
Architect: Gibson,C.A.; Beley Construction Co.
Architectural Style: Other
Attribute: Concrete arch bridge
Contributing Structures: 1
Other Certification: Date received-pending nomination
Certification: Listed in the National Register
CULTURAL DETAILS
Level of Significance: Local
Area of Significance: Engineering
Applicable Criteria: Architecture-Engineering
Period of Significance: 1900-1924
Significant Year: 1914
Historic Function: Transportation
Historic Sub-Function: Rail-related
Current Function: Transportation
Current Sub-Function: Rail-related

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