From the record
“Espada Acequia, Piedras Creek Aqueduct, Spanning Piedras Creek east of Espada Road, San Antonio, Bexar County, TX”
Survey record header. Machine-read text.
Surveyed by the federal HAER program as HAER TEX,15-SANT.V,4A- · the record runs 192 words · one of 49 surveyed structures published for this county.