1.5 Channel Interlocking Grating

Grate Lock® 1-1/2" Channel Height Interlocking Grating

1-1/2″ Channel Height, 6”, 9”, & 12” Widths

 1 1/2″ Channel Height

Diagram Detail:

Component Availability of Galvanized Steel Panels

Section Description

(1) Specify interlock detail of panel, i.e., FM, FF or MM. Refer to general catalog (page 2) for details.
(2) Traction grip surface (MG) is standard. For smooth surface replace “MG” in catalog number with “MS”.
Note: Refer to page 6 for information on accessories and 21⁄2”, 3” and 4” channel height panels.
* Special Order Only Consult Factory

How to Specify:

Panel Design Loads

Allowable Loads and Deflections: U=Uniform Load (3) (lb./ft.2) C=Concentrated Load (4) (lb.) D=Deflection (in.)
(3) Simple or equal-length double spans; multiply uniform load values by 1.07 for three, or 1.04 for four equal-length continuous spans.
Deflections shown for simple spans (all were within 1/120th of span limitation); multiply deflection values by 0.71 for equal-length double spans, or by 0.76 for three of four equal-length continuous spans.
(4) Simple spans; multiply concentrated load volumes by 1.23 for equal-length double spans, 1.17 for three, or 1.19 for four equal length continuous spans. Load(s) applied to top section, as a line across entire section width, at center of (each) span.
* Special Order Only Consult Factory

Grate Lock® Plank Sections

Diagram Detail:

Specifications

  • Widths: 3″, 4″(*), 6″, 9″, 12″
  • Heights: 1 1/2″ (**), 2 1/2″, 3″(*), 4″(*)
  • Gauges: 18, 16(*), 14
  • Lengths: 12-0″, 20′-0″ ,24′-0″
Note: 3″ & 4″ filler plank is solid. FM interlock.
(*) Special quote required.
(**) The 1 1/2″ product is available only in 12′-0″ length and differs in side channel detail and loading capability.