Bollman Truss Railroad Bridge

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:bridge
gptkbp:addedToNationalRegisterOfHistoricPlaces	1966
gptkbp:builtYear	1852
gptkbp:category	National Historic Landmarks in Maryland Pedestrian bridges in Maryland Railroad bridges in Maryland
gptkbp:crosses	gptkb:Little_Patuxent_River
gptkbp:currentUse	gptkb:bridge
gptkbp:designer	gptkb:Wendel_Bollman
gptkbp:engineer	gptkb:Wendel_Bollman
gptkbp:historicalName	gptkb:National_Historic_Landmark
gptkbp:length	160 feet
gptkbp:location	gptkb:Savage,_Maryland,_USA
gptkbp:material	wrought iron cast iron
gptkbp:movedTo	gptkb:Savage,_Maryland originally at Relay, Maryland
gptkbp:namedAfter	gptkb:Wendel_Bollman
gptkbp:NRHPReferenceNumber	66000392
gptkbp:numberOfSpans	1
gptkbp:owner	gptkb:Howard_County,_Maryland
gptkbp:purpose	gptkb:bridge
gptkbp:restored	1978 2000
gptkbp:servedRailroads	gptkb:Baltimore_and_Ohio_Railroad
gptkbp:significance	first successful all-metal bridge design used on a railroad oldest surviving iron railroad bridge in the United States
gptkbp:structureType	gptkb:Bollman_truss
gptkbp:type	through truss
gptkbp:width	26 feet
gptkbp:bfsParent	gptkb:Savage,_Maryland gptkb:John_Edwin_Greiner
gptkbp:bfsLayer	7
https://www.w3.org/2000/01/rdf-schema#label	Bollman Truss Railroad Bridge