1015PROTECTIVE BARRIER

PA · 2026 Standard Specifications✓ Full text on BuildSpecBook pages 1060–0 Save this section

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1015.1DESCRIPTION —This work is the construction of a protective barrier on bridges over electrified

railroads.

1015.2MATERIAL—Before fabrication, submit shop drawings for review and acceptance.

(a)Barrier.

• Aluminum-Alloy Extruded Section. ASTM B221/B221M, Alloy 6061-T6 or 6351-T5.

• Aluminum-Alloy Sheet and Plate. Alloy 6061-T6

• Aluminum-Alloy Bolts. ASTM B211, Alloy 2024-T6 or 6061-T6

• Aluminum-Alloy Nuts. ASTM B211/B211M, Alloy 6061-T6.

• Nylon Washers. Section 1103.11(j)2

• Bolt Heads. Regular hexagon. ANSI B18.2.3.5M (B18.2)

• Nuts. Finished hexagon, ANSI B18.2.4.6M (B18.2) Thread, Class 6, 6g, or 6H (2, 2A, or 2B)

• Other Aluminum Alloys. Section 1013.02(a)

Certify as specified in Section 106.03(b)3.

(b)Anchor Bolts, Nuts, and Washers. Section 1105.02(c)2, galvanized as specified in Section 1105.02(s).

(c)Caulking Compound. Section 705.7

(d)Miscellaneous Connection Elements.

1.Used for barrier attachment at PA Type 10M Bridge Barrier and PA Bridge Barrier .

• High strength bolts. ASTM F3125, Grade A325 as specified in Section 1105.02(d), galvanized as specified in Section 1105.02(s).

• Elastomeric pads and washers. Section 1113.03(h), Type I

• Fabric bushing material, Section 1113.03(h), Type II

• Anchor bolts. Section 1105.02(c)3, galvanized as specified in Section 1105.02(s).

2.Used for barrier attachment at PA Type 10M Bridge Barrier.

• 3/4 inch fill plate as specified in Section 1105.02(a)2, galvanized as specified in Section 1105.02(s).

3.Used for barrier attachment at PA Bridge Barrier.

• 1/2-inch fill plate as specified in Section 1105.02(a)2, galvanized as specified in Section 1105.02(s).

1015.3CONSTRUCTION—As shown on the Standard Drawings and as specified in Section 1013.3.

1015.4MEASUREMENT AND PAYMENT—Linear Foot

Measured from end-to-end of barrier.

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Source: Publication 408 Highway Construction Specifications, 2026 Edition. Pages 1060–0 of 1,522. View official source ↗

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1014 STEEL BRIDGE RAILING

1016 PROTECTIVE FENCE

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