Pennsylvania Historic Preservation

Blog of the Pennsylvania State Historic Preservation Office

Two people on bikes in bike lane next to metal truss bridge.

December 14, 2022
by Tyra Guyton
2 Comments

O’er the Bridge We Go!

For many, the holidays are filled with stories and traditions of the past.  Just hearing the song Jingle Bells makes me wonder what it would feel like to go dashing through the snow in a one-horse open sleigh. Or better … Continue reading

Concrete bridge over stream.

March 16, 2022
by Tyra Guyton
0 comments

Pennsylvania’s Reinforced Concrete Thru Girder Bridges

Few people think of history when crossing a bridge.  But bridges tell an important story about engineering and technology, especially in Pennsylvania where the early years of iron, steel and concrete came together to produce many early bridges that represent … Continue reading

1905 short metal truss bridge over water

August 1, 2018
by Tyra Guyton
0 comments

Metal Truss Bridges Survey Update: More Bridges Determined Eligible for the National Register of Historic Places

Metal truss bridges are an important part of Pennsylvania’s engineering and technological history and stand as a legacy to the state’s iron and steel industry.

June 7, 2017
by Tyra Guyton
1 Comment

Guidance for the Treatment of Historic Bridges

Wherever you travel in Pennsylvania, you are likely to cross a historic bridge. These bridges are an important part of the cultural landscape and a link to Pennsylvania’s transportation and engineering history. Eventually these bridges need some level of work … Continue reading

March 15, 2017
by Tyra Guyton
7 Comments

Bridge to the Past: PennDOT’s Historic Metal Truss Bridge Management Plan

In June 2016, I was hired as the Transportation Special Initiatives Coordinator in the Pennsylvania State Historic Preservation Office (SHPO).  This new position was created through a special funding agreement with the Pennsylvania Department of Transportation (PennDOT) and was developed … Continue reading

January 18, 2017
by Tyra Guyton
4 Comments

Local Landmark for Sale: Johnstown Car Barns

Car barns are a historic remnant of a bygone era. The Johnstown Car Barns, located at 630 and 716 Central Avenue in Johnstown are no exception.  Built in 1893 to service and store trolleys, these building help communicate the story … Continue reading

November 16, 2016
by Tyra Guyton
2 Comments

Fall in Love with a Metal Truss Bridge

Have you ever driven along the back roads of Pennsylvania and come across one of the state’s beautiful metal truss bridges?   Or seen a massive truss bridge spanning a major river crossing?   These awe-inspiring bridges are a part of Pennsylvania’s … Continue reading