Application of Expanded Metal — Walkways created from expanded metal mesh
The heavy duty walkway range from The Expanded Metal Company is an effective, well-established product proven throughout industry.  Safety at height and in hazardous conditions is paramount, the expanded metal walkway range can be relied upon to satisfy most safety requirements.
Ideally suited to slopes and an essential specification for heights, where it's natural drainage and weatherproof properties combined with a sure grip are invaluable.  For disabled access, Supergrip, when used for ramps, offers excellent traction for wheelchairs.  In addition to all of this, the solid appearance of the walkway range provides an excellent aesthetic option for designers and architects.
Spcification of galvanized expanded metal mesh

Style Designation	Strand Width (in inches)	Wt. in Lbs. per Sq. Ft. Plain      Galv.	Inventoried Sheet Sizes	Approx. Size of Mesh Center to Center of Bridges (in inches) Width   Length	Strand Thickness (in inches)	Standard Gauge Used	Approx. No. Dia. in 12" of Width	Approx. Size of Opening (in inches)	Percent Open Area
¼" No. 20 ¼" No. 18	.086 .080	.82      1.24 1.08      1.65	4' x 8' 4' x 8'	.25           1.018 .25           1.024	.029 .042	20 18	48 48	.094 x .688 .094 x .688	30 to 35 35 to 40
½" No. 20 ½" No. 18 ½" No. 16 ½" No. 13	.072 .088 .084 .098	.43         .59 .70         .84 .84         .97 1.47        1.73	4' x 8' 4'&6' x 8'&10' 4'&6' x 8'&10' 4'&6' x 8'&10'	.500           1.2 .500           1.2 .500           1.2 .500           1.2	.036 .048 .060 .090	20 18 16 13	24 24 24 24	.400 x 1.0 .400 x .980 .375 x .920 .350 x .850	78 to 82 70 to 75 64 to 68 53 to 58
¾" No. 16 ¾" No. 13 ¾" No. 10 ¾" No. 9	.092 .098 .148 .148	.50         .59 .80         .92 1.20        1.36 1.80        1.95	4'&6' x 8'&10' 4'&6' x 8'&10' 4'&6' x 8'&10' 4'&6' x 8'&10'	.923           2.0 .923           2.0 .923           2.0 .923           2.0	.060 .090 .090 .134	16 13 13 10	13 13 13 13	.844 x 1.692 .812 x 1.635 .786 x 1.592 .740 x 1.514	86 to 88 80 to 82 74 to 78 66 to 70
1" No. 16	.089	.44         .51	4' x 8'	1.00           2.4	.060	16	12	.924 x 1.948	83 to 84
1½" No. 18 1½" No. 16 1½" No. 13 1½" No. 10 1½" No. 9 1½" No. 6	.068 .107 .107 .140 .143 .203	.20         .28 .40         .48 .60         .68 .79         .89 1.20        1.31 2.50        2.73	4' x 8' 4' x 8' 4'&6' x 8'&10' 4'&6' x 8'&10' 4'&6' x 8'&10' 4' & 6' x 8'	1.33          3.0 1.33          3.0 1.33          3.0 1.33          3.0 1.33          3.0 1.33          3.0	.048 .060 .090 .090 .134 .198	18 16 13 13 10 6	9 9 9 9 9 9	1.275 x 2.648 1.253 x 2.608 1.223 x 2.548 1.210 x 2.530 1.165 x 2.446 1.060 x 2.250	93 to 94 90 to 91 86 to 87 84 to 86 78 to 80 66 to 71
2" No. 10 2" No. 9	.164 .144	.68         .75 .90         1.02	4'&6' x 8'&10' 4'&6' x 8'	1.85          4.0 1.85          4.0	.090 .134	13 10	6½ 6½	1.625 x 3.4375 1.5625 x 3.375	80 to 85 82 to 86