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Load and Deflections Tables All measurements are center to center of bearing bars.
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| STEEL BAR |
| Welded & Press Locked |
19-W-4 19-W-2 |
(1-3/16") |
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15-W-4 15-W-2 |
(15/16") |
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Welded Close-Mesh & Press Locked Close-Mesh |
13-W-4 | (13/16") |
| 11-W-4 |
(11/16") |
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| 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") |
| 19-SP-4 |
(1-3/16") |
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| Railroad Grating (AAR Approved) | 25-W-4 |
(1-9/16") |
| 27-W-4 |
(1-11/16") |
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| 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") |
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| ALUMINUM GRATING | ||
| I-Bar Swage Locked | 19-SI-4 | (1-3/16") |
| 15-SI-4 |
(15/16") |
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| 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") |
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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") | |
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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") |
| 12-R-7 | (3/4") | |
| Aluminum Riveted Grating | 18-AR-7 | (1-1/8") |
| 12-AR-7 | (3/4") | |
| RIV-DEXTEEL® BRIDGE DECK GRATING | ||
| Basics for Design | Load Distribution per AASHTO | |
