Texas, Harris County, Houston
![]()
Portland Cement Association
Safety Trophy Award
Trinity Portland Cement Company
Houston Texas Plant for a
Perfect Safety Record in 1929
Reawarded for a Perfect Safety Record in
1945, 1947, 1959
(Industry & Commerce) Includes location, directions, 1 photo, GPS coordinates, map.
Portland Cement AssociationSafety Trophy Award
Trinity Portland Cement Company
Houston Texas Plant for a
Perfect Safety Record in 1929
Reawarded for a Perfect Safety Record in
1945, 1947, 1959
(Industry & Commerce) Includes location, directions, 1 photo, GPS coordinates, map.
