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Manufactured Material (1100-1199)

1119THRIE BEAM GUIDE RAIL

PA · 2026 Standard SpecificationsBook pages 12811343View official source ↗

term Engineer refers to the Chief Bridge Engineer or the Chief Bridge Engineer's representative; namely, the Chief Structural Materials Engineer.

• Section 1.3.1. Delete reference to EGW. ESW may be used if approved by the Engineer.

• Section 1.3. 3. Delete this section.

• Section 1.3.4 Add: Electrosag Welding (ESW) may be used if preapproved by the Engineer.

• Section 1.3. 7. Welding of Ancillary Products. Delete this section.

• Section 2.3.3 . Plug and Slot Welds. Delete this section.

• Section 2.9. Details of Plug and Slot Welds. Delete this section.

• Section 2.17.6.1. Revise second sentence as follows:

• Design connections or splices made with fillet welds for the average of the calculated stress and the strength of the member, but no less than 75% of the strength of the member.

• Section 3.5.1.6(2). Revise completely as follows:

• Use web flatness tolerances for all girders according to the following equation and the Web Flatness Tolerance Table below .

   − +15050 1 75 . 0tD t

Where, D = web depth, in. t = web thickness, in.

Verify web flatness in all girder panels in the presence of the Department inspector. Flatness variations and locations exceeding the allowable tolerance must be documented. Submit a repair procedure to the C hief Structural Materials Engineer for review and approval before repair .

1105.03(m) 1105.03 (m)

Web Flatness Tolerance Table Web Thickness, in. Web Depth, in. 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 5/16 1/4 5/16 5/16 5/16 3/8 3/8 7/16 7/16 7/16 1/2 1/2 9/16 9/16 9/16 5/8 5/8 3/8 5/16 5/16 5/16 3/8 3/8 7/16 7/16 7/16 1/2 1/2 9/16 9/16 9/16 5/8 5/8 11/16 7/16 5/16 3/8 3/8 3/8 7/16 7/16 1/2 1/2 1/2 9/16 9/16 5/8 5/8 5/8 11/16 11/16 1/2 3/8 3/8 3/8 7/16 7/16 1/2 1/2 1/2 9/16 9/16 5/8 5/8 5/8 11/16 11/16 3/4 9/16 3/8 7/16 7/16 7/16 1/2 1/2 9/16 9/16 9/16 5/8 5/8 11/16 11/16 11/16 3/4 3/4 5/8 7/16 7/16 7/16 1/2 1/2 9/16 9/16 9/16 5/8 5/8 11/16 11/16 11/16 3/4 3/4 13/16 3/4 1/2 1/2 1/2 9/16 9/16 5/8 5/8 5/8 11/16 11/16 3/4 3/4 3/4 13/16 13/16 7/8 7/8 9/16 9/16 9/16 5/8 5/8 11/16 11/16 11/16 3/4 3/4 13/16 13/16 13/16 7/8 7/8 15/16 Note: For actual dimensions not shown, use the next higher value. For values beyond the table dimensions shown, calculate web flatness according to the equation above and round to the next higher 1/16 -inch increment.

Source: Pennsylvania Department of Transportation Specifications, 2026 Edition. Pages 12811343 of 1,522.