"protective structure" is correct and can be used in written English.
You could use it when referring to something that is designed to protect people or things against danger or harm. For example, "The city erected a protective structure to prevent flooding from occurring during the rainy season."
Finally, in 2000, after a protective structure was built around the Ara Pacis, Morpurgo's building was demolished.
The formal back-and-forth between questioner and answerer, the emotionally protective structure of courtroom procedure, is absent.
The inventor proposes a protective structure of slender cables, mesh, and pipes that is placed inside a glass wall with a small gap between it and the wall.
In that case, keep up with the crowd, but try to make your way to its edge, where the flow is weaker, or to get behind a protective structure like a pillar.
Plans for a new protective structure, to be built in 2013, mean that the palace's dramatic "carpet mosaics" may also go on permanent display, instead of having their sand coverings removed only on rare occasions.
I liked the plain, flat facades of American farmhouses, which are essentially a modern ideal, and I remember Mr. Bers telling me I'd get wet if there wasn't a protective structure over the front door.
Characteristic of the genus are curved or horseshoe-shaped spore-producing clusters (sori) that are covered by a fringed, membranous protective structure (indusium).
In a statement on Monday, Space Exploration Technologies of Hawthorne, Calif., or SpaceX, the company that built and launched the spaceship, said that the engine had lost pressure and that a protective structure around it then ruptured.
The 104-story glass tower will sit on a 186-foot pedestal of prismatic glass covering a concrete-and-steel protective structure at the northwest corner of the 16-acre site.
The top of the cephalothorax is covered by a protective structure, the carapace, while the underside is covered by a structure called the sternum, which has an anterior projection, the labium.
Activist groups in New Orleans have criticized the corps for having already erected protective surge gates to shield what were once more affluent neighborhoods by Lake Pontchartrain; the agency has defended itself by pointing to the additional complications of the critical new protective structure.
