02810.00 1140 Railing and Guidance Devices Description
02810.00 Scope - This Section includes the requirements for the steel in railings for Bridge s.
Materials
02810.10 Shapes, Plates, and Bars - Shapes , plates and bars shall conform to the following, or as
shown or specified: ASTM A36 ASTM A572 Grade 50 ASTM F1554 Grade 105 The silicon content of all exposed shapes, plates and bars that are called out on drawings as "Galvanize - Control Silicon", shal l be according to 02530.70.
02810.15 Anchor Adhesive - Use one of the following epoxy adhesive from the QPL:
Hilti HIT -HY200 -A Hilti HIT -RE 500v3, Red Head C6+ Ultrabond HS -1CC
02810.20 Structural Steel Tubing - Structural steel rail members shall comply with ASTM A500,
Grade B, or ASTM A501. Steel conforming to ASTM A513 or ASTM A618 may be substituted for ASTM A500 tubing subject to the following limitations: • Provide chemical and tensile properties test results. • Silicon content shall be according to 02530.70. • Strength and elongation requirements of ASTM A513 tubing shall meet the requirements of ASTM A500 tubing.
02810.30 Steel Pipe - Metal parapet rail members shall be standard steel pipe complying with
ASTM A53, Grade B or ASTM A500, Grade B.
02810.40 Cast Steel Posts - Cast steel posts shall be carbon steel castings complying with
AASHTO M 103 ( ASTM A27), Grade 65- 35.
02810.50 Metal Thrie Beam Rail - Galvanize steel thrie beam r ail according to AASHTO M 180,
Class A rail, Type II coating after fabrication and subject to the single spot test. Backup plates will be accepted with ungalvanized edges and bolt holes, provided these areas are field -coated with an approved galvanizing s ubstitute according to 02530.71. Metal posts and hardware shall meet the requirements of 02820.20 and 02820.30.
02810.60 Incidentals - Plates, caps and miscellaneous pieces necessary to complete the rail shall
be as shown or specified.
02810.70 Acceptance - Bridge rail Material s will be accepted according to 00165.35 and
this Section.
Bridge Rail in other states
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