Brown-Campbell     1-800-GRATING or 1-800-472-8464
Home Products Stock Lists Locations Free Catalog Request Quote
Same Day Shipments!  Huge Inventory!  ISO 9001:2000 Certified!
Bar Grating
Home		 Design Details/
Accessories		 Light Duty Carbon Aluminum Stair Treads Photos
Stock List Types/Construction Heavy Duty Carbon Stainless Steel Load Tables How To Order 

Light Duty 25W4/27W4 Railroad Grating
Carbon Steel Load Table & Panel Width Chart


•Load Table
•Panel Width Chart

Back to 'Light Duty Carbon Steel Load Tables'

Association of American Railroads (AAR) Approved Bar Grating is available meeting AAR Specifications, Rule 53 in the Field Manual of the AAR Interchange Rules. 

This bar grating has been designed and engineered to meet AAR specifications for:
•Width
•Clear openings
•Deflection under load
•Non-skid attributes

Brown-Campbell railroad grating is ideal for AAR approved safety walkway applications such as brake steps, crossover and dome platforms and running boards.

 

Welded - Railroad Grating: 1-9/16" and 1-11/16" - Load Table

AAR Group Number

Bar Size

Symbol/
Appx. Wt.
lbs/sq. ft.

Unsupported
Length
1 1" x 1/8" 25W4
3.85#		 4 feet
1 1" x 3/16" 25W4
5.67#		 4 feet
1 1" x 3/16" 27W4
5.47#		 4 feet
2 1-1/2" x 3/16" 27W4
7.88#		 7 feet
3 2" x 3/16 27W4
10.29#		 10 feet

25W4

 27W4

Back to top

 

25W4/27W4
Panel Width Chart


Back to top

©2007 Copyright Brown-Campbell Company.  All Rights Reserved.