Bar Grating


Welded & Press Locked	19-W-4	(1-3/16")
Welded & Press Locked	19-W-2	(15/16")

Welded Close-Mesh & Press Locked Close-Mesh	13-W-4	(13/16")
	11-W-4	(11/16")
	10-W-4	(5/8")
	8-W-4	(1/2")

Press-Locked Close-Mesh	7-P-4	(7/16")

Stainless Welded & Stainless Press-Locked	19-S-4	(1-3/16")
Stainless Welded & Stainless Press-Locked	19-SP-4	(1-3/16")

Railroad Grating (AAR Approved)	25-W-4	(1-9/16")
Railroad Grating (AAR Approved)	27-W-4	(1-11/16")


HEAVY DUTY STEEL

Heavy Duty Welded	15-H-4	(15/16")
	19-H-4	(1-3/16")
	22-H-4	(1-3/8")
	30-H-4	(1-7/8")
	38-H-4	(2-3/8")


ALUMINUM GRATING

I-Bar Swage Locked	19-SI-4	(1-3/16")
	15-SI-4	(15/16")
	11-SI-4	(11/16")

I-Bar Swage Locked Close-Mesh	8-SI-4	(1/2")

Rectangular Bar Swage-Locked & Press Locked	19-SR-4 19-AP-4	(1-3/16")
	15-SR-4 15-AP-4	(15/16")

Press-Locked Close Mesh	13-AP-4	(13/16")

Rectangular Bar Swage-Locked Close Mesh & Press-Locked Close Mesh	11-SR-4 11-AP-4	(11/16")
	10-AP-4	(5/8")
	8-SR-4 8-AP-4	(1/2")
	7-AP-4	(7/16")

Duo Grip™ Extruded	Table of Safe Spans


RIVETED GRATING

Steel Riveted Grating	18-R-7	(1-1/8")
Steel Riveted Grating	12-R-7	(3/4")

Aluminum Riveted Grating	18-AR-7	(1-1/8")
Aluminum Riveted Grating	12-AR-7	(3/4")


RIV-DEXTEEL® BRIDGE DECK GRATING

Basics for Design	Load Distribution per AASHTO