Publications of the Astronomical Society of the Pacific, Vol. 110, No. 749 (July 1998), pp. 841-847 (7 pages) ABSTRACT We have developed a special grating capable of producing an echellogram (a ...

Steel grating walkways are structural components made from steel bars or grids that are welded together to form a strong, vehicular passage platform.

The Mackinac Bridge Authority, which oversees the Mackinac Bridge, is auctioning off sections of original steel grating. The auctions all end Jan. 21 on GovDeals.com. Grating sections are are ...

The Mackinac Bridge Authority is directing motorists to use the outside lane, which allows them to avoid driving on the metal grating on the suspended portion of the bridge as wind whips through ...