The Percha Creek Bridge near

Hillsboro, New Mexico Hillsboro is an Unincorporated area, unincorporated community in Sierra County, New Mexico, Sierra County, New Mexico, United States, located in the southwestern part of the state. It was founded in 1877, following the discovery of gold. The comm ...

formerly brought

New Mexico State Road 90 State Road 90 (NM 90) is a state highway in the US state of New Mexico. Its total length is approximately . NM 90's southern terminus is at U.S. Route 70 U.S. Route 70 or U.S. Highway 70 (US 70) is an east–west United States high ...

NM 90 over Percha Creek. It was built in 1927. It was bypassed in 1995 but preserved by the NMSHTD, and it was listed on the

National Register of Historic Places The National Register of Historic Places (NRHP) is the Federal government of the United States, United States federal government's official United States National Register of Historic Places listings, list of sites, buildings, structures, Hist ...

in 1997. It is a single span Warren design steel

deck truss A truss bridge is a bridge whose load-bearing superstructure is composed of a truss, a structure of connected elements, usually forming triangular units. The connected elements, typically straight, may be stressed from tension, compression, or s ...

bridge, built by the Ware Company of El Paso. It spans a deep canyon (about deep) of the Rio Percha, or Percha Creek, on its eastward descent from the

Black Range The Black Range (also called the Devil's Mountains or Sierra Diablo) is an igneous mountain range running north–south in Sierra, Grant, and Catron counties in southwest New Mexico, in the Southwestern United States. Description The range's ...

toward the

Rio Grande River The Rio Grande ( or ) in the United States or the Río Bravo (del Norte) in Mexico (), also known as Tó Ba'áadi in Navajo, is one of the principal rivers (along with the Colorado River) in the Southwestern United States and in northern Me ...

. It is located 10 yards south of

New Mexico State Road 152 State Road 152 (NM 152) is a state highway in the US state of New Mexico. NM 152's western terminus is in Santa Clara, at U.S. Route 180 (US 180) and NM 152's eastern terminus is at NM 187 south of Caballo. Route ...

, west of Hillsboro. The span is and is approached by two approach spans; the roadway is long and wide. It has a timber deck, covered with

asphalt Asphalt most often refers to: * Bitumen, also known as "liquid asphalt cement" or simply "asphalt", a viscous form of petroleum mainly used as a binder in asphalt concrete * Asphalt concrete, a mixture of bitumen with coarse and fine aggregates, u ...

. William S. Henderson was the engineer. The bridge was deemed significant in part as "the oldest and highest rated bridge Warren design steel deck truss bridge in New Mexico, embodying the design, materials and methods of construction associated with that bridge sub-type." With

References

External links

Road bridges on the National Register of Historic Places in New Mexico National Register of Historic Places in Sierra County, New Mexico Bridges completed in 1927 1927 establishments in New Mexico Transportation in Sierra County, New Mexico Truss bridges in the United States {{NewMexico-NRHP-stub