with serrated edge) x 1/4 bearing bars, spaced at 1-3/8. 3/8
diameter crossbars shall be spaced at 4. The grate width shall be 3 feet. Section lengths shall be
sized to end at the center of a 6x6 transverse beams, minimum 18-9 lengths.
Surface treatment: serrated.
Finish: hot-dipped galvanized.
The connection hardware is hot-dipped galvanized.
Connection method : saddle clips and 3/8 diameter by 5 long lag bolts.
Construction. Place the galvanized steel grating full length of the span. Assure g