962STRUCTURAL STEEL AND MISCELLANEOUS METAL ITEMS (OTHER THAN ALUMINUM)

962-1General

This Section covers the material and fabrication requirements for structural steel and miscellaneous metal components . All steel must be melted and manufactured in the United States and meet Section 6-5.2. All overhead cantilevers, monotubes, trusses and gantries, iron castings, steel gratings, fencing, field splices filler metals, and bridge components (including steel castings, steel forgings, and bearing material) s upplied under this Specification shall be from producers currently on the Department’s Production Facility Listing. Producers seeking inclusion on the Department’s Production Facility Listing must meet the requirements of Secti on 105. Provide certifications that meet the applicable section and 962 -12.

962-2Structural Steel

962-2.1Structural Steel Materials: Provide structural steel for bolted or welded

construction that meets the requirements of Table 962-1.1 and 962 -1.2 when impact testing is specified. Grade HPS 70W shall not be substituted for Grade HPS 50W. Weathering steel shall not be substituted for non -weathering steel without Engineer approval. Do not apply heat treatment unless approved by the Engineer. When galvanizing is specified, provide galvanizing in accordance with 962-11.1.

Table 962 -1 Structural Steel Materials Product ASTM Grade/Style Reportable Properties Supplementary Requirements Plate A709 36 Composition, Yield Strength, Tensile Strength, Elongation, Killed None 50 50S Carbon Equivalency 50CR Heat-treating temperatures 50W Composition, Yield Strength, Tensile Strength, Elongation, Killed, Fine Grain Corrosion Resistance Index HPS 50W Corrosion Resistance Index, Heat Treatment Temperatures HPS 70W

962-2.2Impact Requirements : Structural steel subject to tensile stress for main load - carrying members shall meet the impact requirements listed in Table 962-2. Mill test reports shall identify average impact test values. Provide certifications that meet this section and 962 -12. For non-fracture and fracture critical tension components , provide structural steel in accordance with ASTM A709.

1104 FY 2023-24 Return to Table of Contents Table 962-2 Requirements for Impact Testing Structural Steel Product ASTM Grade Zone Minimum Average Energy (ft*lbf) Non-Fracture Critical Fracture Critical Structural Steel A709 36 1 15 at 70°F 25 at 70°F 50 50W 50S 15 at 70°F (≤ 2.0”t) 20 at 70°F (> 2.0”t) 25 at 70°F (≤ 2.0”t) 30 at 70°F (> 2.0”t) 50CR 15 at 70°F 25 at 70°oF HPS 50W 20 at 10°F (≤ 2.0”t) 25 at 50°F (> 2.0”t) 30 at 10°F (≤ 2.0”t) 35 at 50°F (> 2.0”t) HPS 70W 25 at -10°F 35 at -10°F Structural Steel Tubing A500 B, C, D 15 at 70°F 25 at 70°F A501 A, B A847 Round, Square, Rectangle, Special Note: If yield ≥15 ksi above specified grade, test temperature must drop 15 °F for each 10 ksi above grade.

962-3Steel Castings

Provide carbon steel and corrosion resistant castings in accordance with this section and Table 962-3.

962-3.1Carbon Steel Castings: Perform heat treatments by annealing, normalizing,

normalizing & tempering, or quenching & tempering after castings have been allowed to cool from the pouring temperature to below the transformation temperature range as regulated by the use of pyrometers. Class 1 castings shall be u sed if post -weld heat treatment is specified in the contract documents.

962-3.2Corrosion Resistant Steel Castings:

Perform heat treatments by air cooling and tempering; or annealing as defined in ASTM A743 Table 1.

Table 962-3 Requirements for Steel Ca stings Product Standard Grade Class Reportable Properties Supplementary Requirements Carbon Steel ASTM A27 65-35, 70-36 1, 2 Composition, Tensile, Class None Corrosion Resistant Steel ASTM A743 CA 15M All Composition, Heat Treatment S11, S12 AASHTO M 163 1105 FY 2023-24 Return to Table of Contents

962-4Steel Forgings

Provide carbon steel and alloy steel forgings from which pins, rollers, trunnions, shafts, gears, or other forged parts are fabricated in accordance with this section and Table 962-4. The manufacturer may elect to choose from any of the class specific heat treatments identified in the Table 962-4, provided that the controlling cross -sectional thickness meets mechanical property test requirements. Retreatment by re-austenitizing a lot is allowed up to three times when the mechanical properties have not been met. R e-testing of the mechanical properties is required on any lot subject to retreatment.

Table 962-4 Requirements for Steel Forgings Product Standard Class Reportable Properties Supplementary Requirements Steel Forgings ASTM A668 C, D, F, G Composition, Tensile, Yield, Elongation, Hardness S7 AASHTO M 102

962-5Iron Castings

Provide iron castings that conform to the requirements of this section and Table 962-5. Use producers listed on the Department’s Production Facility Listing for galvanizing.

962-5.1Gray Iron Castings: Provide gray iron castings that conform to the

requirements of this section and Table 962-4. AASHTO HL-93 load testing may be substituted for tensile testing when specified i n the contract documents. When Alternative G castings are specified, provide a composition that precludes the possibility of embrittlement during the normal thermal cycle of hot -dip galvanizing.

962-5.2Ductile Iron Castings: Perform full ferritizing anneal to remove carbides or

stabilized pearlite. AASHTO HL-93 load testing may be substituted for tensile testing when specified in the contract documents.

962-5.3Malleable Iron Castings: Perform heat treatments in the same production

furnace and in the same cycles as the castings they represent. Produce a microst ructure consisting of temper carbon nodules distributed through a ferritic matrix and free of excessive pearlite, massive carbides, and primary graphite. When critical sections of the production castings differ appreciably from that of the central portion , the time cycle for tempering may be altered from that of the production lot in order to obtain similar microstructures, or hardness, or both. When Alternative G castings are specified, provide a composition that precludes the possibility of embrittleme nt during the normal thermal cycle of hot -dip galvanizing, or provide heat treatment that immunizes the casting against embrittlement during the normal thermal cycle of hot -dip galvanizing. 1106 FY 2023-24 Return to Table of Contents Table 962-5 Requirements for Iron Castings Product Standard Grade/Class Reportable Properties Supplementary Requirements Gray Iron Traffic Service AASHTO M 105 & AASHTO M 306 35B Tensile* None Gray Iron Machinery AASHTO M 105 30 Tensile None Ductile Iron ASTM A536 60-40-18 Tensile*, Yield, Elongation, Heat Treatment Additional Tensile test for castings > 1,000 lbs. Malleable Iron ASTM A47 30518 [24118] Tensile, Yield, Elongation, Heat Treatment None *AASHTO HL -93 may be substituted for tensile testing of vaned gratings, when specified in the contract.

962-6Bolts, Nuts and Washers Not Designated as High -Strength

Provide bolts, nuts, and washers not designated as high strength meeting the requirements listed in this Section and Table 962-6. When galvanizing is specified in t he contract documents, provide galvanizing in accordance with 962 -11.3.1. Use double nuts, when ordinary rough or machine bolts are specified in the Contract Documents. Bolted assemblies shall be made of similar coating composition . When weathering material is used, provide the entire assembly in weathering steel. Bolts meeting the requirements of ASTM A193, washers meeting the requirements of ASTM F844 and nuts meeting the requirements of ASTM A194 or AASHTO M292 may be used with the Engineer’s approval.

Table 962-6 Bolts, Nuts, and Washers Not Designated as High -Strength Product Standard Grade Style Reportable Properties Bolts ASTM A307 A, B Heavy Hex, Threaded Rod Size, Composition, Hardness, Tensile ASTM A449 1, 3 Hex, Threaded Stud Size, Composition, Tensile, Proof Load, Hardness ASTM F593 Group 2 316 or 316L Condition A CW1 or SH1 Alloy, Group, Condition ASTM A193* B7, B16 Any Size, Composition, Hardness, Heat 1107 FY 2023-24 Return to Table of Contents Table 962-6 Bolts, Nuts, and Washers Not Designated as High -Strength Product Standard Grade Style Reportable Properties Treatment, Macroetch results Nuts ASTM A563 A Hex Size, Composition, Proof Load, Hardness C, C3, DH, DH3 Heavy Hex ASTM F594 Group 2 316 or 316L CW Alloy, Group, Condition ASTM A194* 2, 2H Hex, Heavy Hex Composition, Hardness, Proof Load AASHTO M 292* 2, 2H Hex, Heavy Hex Size, Composition, Hardness, Heat Treatment, Macroetch results Washers ASTM F436 1, 3 Circular, Beveled, Clipped, Extra Thick Size, Hardness N/A 316 or 316L Any Alloy, Size ASTM F844* Plain Round, Miscellaneous Size ASTM A36 All N/A Killed, Thickness Shims ASTM A1011 Any Any None ASTM A109 Any Any None ASTM B36 Brass Any None

962-7High-Strength Bolts, Nuts, Washers and Direct -Tension-Indicator (DTI) Devices

Provide high-strength bolts, nuts, washers and DTI devices in accordance with this Section and Table 962-7. High-strength bolts shall have identifying marks meeting ASTM F3125 Table 2 and ASTM A563. High -strength bolted assemblies shall be made of similar coating composition. When galvanizing is s pecified in the contract documents, provide galvanizing in accordance with 962 -11.3.2. Bolts meeting the requirements of ASTM F3125 Grade A490, washers meeting the requirements of ASTM F844, and nuts meeting the requirements of ASTM A194 or AASHTO M 292 may be used with the Engineer’s approval. 1108 FY 2023-24 Return to Table of Contents Table 962-7 Requirements for High -Strength Steel Fastener Assemblies Products Standard Grade Type/ Style Reportable Properties Supplementary Requirements Bolts ASTM F3125 A325 Heavy Hex Size, Composition, Tensile, Proof Load, Hardness, None A490* Size, Composition, Tensile, Proof Load, Hardness, Magnetic Particle, Carburization/ Decarburization ASTM A193 B7, B16 Any Size, Composition, Hardness, Heat Treatment, Macroetch results S5 Nuts ASTM A563 DH, DH3 Heavy Hex Size, Composition, Proof Load, Hardness S1, S2 min. 89 HRB or 180 HB ASTM A194* 2H Heavy Hex Size, Composition, Hardness Max HRC32 AASHTO M 292* 2H Heavy Hex Size, Composition, Hardness, Heat Treatment, Macroetch results Max HRC32 Washers F436 Circular, Beveled, Clipped, Extra Thick 1, 3 Size, Hardness None F844* Round, Miscella neous Plain Size None ASTM A709 36, 50 Any Yield, Tensile, Elongation, Killed None DTI Devices F959 A325 1 Size, Composition, Compression Load, Hardness None 3 Size, Composition, Compression Load, Hardness, Corrosion Resistance Index *Requires Engineer Approval. 1109 FY 2023-24 Return to Table of Contents

962-8Anchor Rods and Bridge Bearing Materials

962-8.1Bearing and Masonry Plate: Meet the requirements of Table 962-8. Masonry

plates and bearings shall be welded in accordance with AASHTO/AWS D1.5 Bridge Welding Code. When galvanizing is specified meet the requirements of 962-11.1. Use producers listed on the Department’s Production Facility Listing for galvanizing.

Table 962-8 Requirements for Bearings and Masonry Plate Product ASTM Grade Style Reportable Properties Supplementary Requirements Plate A709 50W All Yield, Tensile, Elongation, Killed, Fine Grain Corrosion Resistance Index Laminates A240 316 Gage 16 Yield, Tensile, Elongation, Hardness None A1011 36 HSLAS, Class 1 Designation, Style None

A36 All All Yield, Tensile,

Elongation, Killed None

962-8.2Anchor Rods and Bearing Hardware: Provide anchor rods and other bearing

hardware in accordance with this section and Table 962-9. All fastening components shall be

made of similar composition. When galvanizing is specified in the contract documents, provide

galvanizing in accordance with Section 962-11.3.1. Anchor rods meeting the requirements of

ASTM A307, washers meeting the requirements of ASTM F844, and nuts meeting the

requirements of ASTM A194 may be used with the Engineer’s approval.

Table 962-9

Requirements for Anchor Rods and Bearing Hardware

Product ASTM Grade Style Reportable

Properties

Supplementary

Requirements

Bolts

F1554

Threaded Rod

Lot, Size, Tensile None

55 Lot, Size, Tensile,

Carbon Equivalency S1

105 Lot, Size, Tensile,

Carbon Equivalency S3

A307* A, B Threaded Rod Size, Composition,

Hardness, Tensile S1

Nuts

A563 DH Heavy Hex

Size, Composition,

Proof Load,

Hardness

None

A194* 2H Heavy Hex Size, Composition,

Hardness None

Washers F436 1, 3 Circular,

Beveled, Size, Hardness None 1110FY 2023-24Return to Table of Contents

Table 962-9

Requirements for Anchor Rods and Bearing Hardware

Product ASTM Grade Style Reportable

Properties

Supplementary

Requirements

Clipped, Extra

Thick

F844* Plain Round,

Miscellaneous Size None

Plate A36 All All Yield, Tensile,

Elongation, Killed None

Shim

A653 All Min. G30 Grade None

A1008

A36 All A153, F2329 None None

*Requires Engineers Approval.

962-9Overhead Signs

Provide overhead sign materials in accordance with this section Table 962-2, and

Table 962-10. When galvanizing is specified, meet the requirements of 962-11.1. Produce welds

using E7018 electrode, in accordance with AWS D1.1 Structural welding Code.

Table 962-10

Requirements for Overhead Signs

Product Standard Grade Type/

Style

Reportable

Properties

Supplementary

Requirements

Upright Pipe

API 5L

X42R,

X42N,

X42M,

X46N,

X46M,

X52N,

X52M,

X56N,

X56M,

X60N,

X60M,

X65M,

X70M

PSL2 Killed, Fine Grain,

Tensile, CVN Test N/A

A500 B, C Round

Structural

Composition, Yield,

Tensile, Elongation

UT Seam

Weld, (per

API 5L) CVN

Test per 962-2

Chords A500 B, C Round

Structural

Composition, Yield,

Tensile, Elongation N/A

Plate,

Angles &

A709 50 Plates &

Shapes

Composition, Yield,

Tensile, Elongation

N/A

A36 36 Yield > 50ksi 1111FY 2023-24Return to Table of Contents

Table 962-10

Requirements for Overhead Signs

Product Standard Grade Type/

Style

Reportable

Properties

Supplementary

Requirements

Handhole

Frame

Poles

A1011 50, 55, 60, 65 Any Designation, Grade N/A

A572 50, 55, 60, 65 1, 2, 3, 5

Composition,

Tensile,

Type, Killed

N/A

A595 A, B Any

Composition,

Tensile,

Type, Killed

N/A

962-10Miscellaneous Metal Items

962-10.1General: Unless otherwise specified in the contract documents, provide

miscellaneous metal components in accordance with this section and Table 962-11,

Table 962-12, Table 962-13, or Table 962-14. Structural tubing subject to tensile stresses, as

defined in Section 460, shall meet Table 962-2.2 for tension components, Zone 1. Welding shall

be done in accordance with the most current AWS D1.1 structural welding code. When

galvanizing is specified in the contract documents, provide galvanizing in accordance with the

contract documents.

Requirements for concrete reinforcement are contained in Section 931.

Requirements for steel guardrail are contained in Section 967.

Table 962-11

Requirements for Miscellaneous Metals

Product Standard Grade Type/

Style Reportable Properties

Steel Sheet

Piling

A328 All Cold Rolled,

Heat Treated

Composition, Tensile,

Killed

A572 42, 50, 55, 60, 65 1, 2, 3, 5 Composition, Tensile, Size,

Killed

A690 All All Composition, Tensile,

Killed

Steel Pipe

Piling

A252 3 All Composition, Tensile, Size

API 5L X46, X52, X56,

X60, X65, X70

PSL1 Tensile

PSL2 Killed, Fine Grain, Tensile

Structural

Tubing

A500

Round

B, C

Composition, Tensile,

Flattening Test, Impact

(Zone 1), Size

Shaped Composition, Tensile,

Impact (Zone 1), Size

A501

Square, Round,

Rectangular,

Special

A, B Composition, Tensile,

Impact (Zone 1), Size 1112FY 2023-24Return to Table of Contents

Table 962-11

Requirements for Miscellaneous Metals

Product Standard Grade Type/

Style Reportable Properties

A847

Round Welded,

Seamless

Composition, Tensile,

Flattening, Impact (Zone

1), Size

Square,

Rectangle,

Special

Welded,

Seamless

Composition, Tensile,

Impact (Zone 1), Size

Pipe Railing A53 A, B E, S

Composition, Mechanical

Testing (Tensile, Bend,

Flattening), Size

962-10.2Field Splice Filler Materials: Provide field splice filler materials in accordance

with the contract documents. If unspecified and less than 3/16 inches thick filler splice materials

in accordance with this section and Table 962-12. Filler plates may also meet the appropriate

grades specified in 962-2. When galvanized plate is specified, use producers listed on the

Department’s Production Facility Listing for galvanizing.

Table 962-12

Requirements for Field Splice Filler Materials

Product Standard Grade Type/

Style Reportable Properties

Filler Sheet A1011 50 HSLAS, Class 1 Designation, Grade

962-10.3Fencing Material: Provide fencing materials in accordance with this Section

and Table 962-13. When galvanizing is specified, provide galvanizing in accordance with the

contract documents. Use producers listed on the Department’s Production Facility Listing for

Coated Steel Fencing.

Table 962-13

Material Requirements for Fencing

Product Standard Grade / Type Style Reportable

Properties

Fabric

A116 60 No. 9

Breaking Strength,

Coating Weight

175 No. 12-1/2

A584 175 No. 12-1/2

M181 1, 2, 4 No. 9

A392 All No. 9

A491 All No. 9

F668 All No. 9

Posts A702 50 Carbon, Rail Tensile or Hardness

Pipe, Tube A53 A, B E, F, S Grade, Finish 1113FY 2023-24Return to Table of Contents

Table 962-13

Material Requirements for Fencing

Product Standard Grade / Type Style Reportable

Properties

F1083 Schedule 40 High Strength Schedule

F1043 1C All Group, Coating,

Type1A High strength

Beam

A36 36

All Shapes Grade, Killed A572 42

A992 50

Sheets A1011 36, 45, 50 HSLAS, HSLAS-F,

SS Designation, Style

962-10.4Steel Grates: Provide steel grating in accordance with this section and

Table 962-14. When vaned gratings are specified, AASHTO HL-93 load testing may be

substituted for tensile testing when specified in the contract documents. When Alternate G is

specified, provide galvanizing in accordance with 962-11.1.

Use producers listed on the Department’s Production Facility Listing for

galvanizing.

Table 962-14

Requirements for Steel Grating

Product Standard Grade Type/

Style Reportable Properties

Steel Grating

A242

50

Composition, Tensile*,

Killed

A572 1, 2, 3, 5 Composition, Tensile*,

Size, Killed

A588 A, B, K Composition, Tensile*,

Fine Grain

A1011 Any SS, HSLAS,

HSLAS-F Designation, Style

* AASHTO HL-93 may be substituted for tensile testing for vaned gratings when specified.

962-11Galvanizing

962-11.1Plates, Structural Shapes, Bars, and Strip: When galvanizing is specified in

the Contract Documents for ferrous metal products, provide galvanizing in accordance with the

requirements of ASTM A123. Zinc composition shall meet “Intermediate Grade” in accordance

with ASTM B6. Use galvanizers listed on the Department’s Production Facility Listing for hot-

dip galvanizing.

Table 962-15

Requirements for Galvanizing Bath Composition

Product Zinc (Zn) Lead (Pb) Tin (Sn) 1114FY 2023-24Return to Table of Contents

Galvanizing Bath ≥ 99.00% ≤ 0.50% ≤ 0.10%

962-11.2Castings: When Alternative G castings are specified in the contract documents,

provide galvanizing in accordance with the requirements of ASTM A123. Zinc composition shall

meet 962-11.1.

962-11.3Fasteners and Hardware:

962-11.3.1 Fasteners and Hardware Designated Not High-Strength: When

zinc coating is required in the contract documents provide galvanizing of stell or malleable iron

in accordance with the requirements of ASTM A153.

962-11.3.2 Fasteners and Hardware Designated as High-Strength: When zinc

coating is required in the Contract Documents, provide galvanizing in accordance with

Table 962-16. Coating of ASTM F3125, A490 bolts is prohibited. Bake all hot dipped or

electroplated bolt, rod, or bar with a tensile strength greater than or equal to 150 ksi to remove

any residual hydrogen.

Table 962-16

Coating Requirements for Fastener and Hardware Designated as High-Strength

Product ASTM Grade Type/Style Coating Finish

Bolts F3125 A325 1 ASTM B695, Class 55

ASTM F2329

A490 All Do Not Galvanize

Anchor Rods F3125 A325 1 ASTM B633 SC 3, Type II

A490 All Do Not Galvanize

F1554 105 All ASTM B633 SC 3, Type II

Anchor Rods F1554 36, 55 All

ASTM B695 Class 55

ASTM F2329

Nuts A563 A, C, D, C3, DH,

DH3

Hex, Heavy

Hex

A194 1, 2 All

Washers

F436

Circular, Beveled,

Clipped, Extra

Thick

F844 Round,

Miscellaneous A

DTI Devices F959 A325 1

962-12Certifications and Verification

962-12.1General: Provide certifications for steel directly from the Mill. Mill

certifications shall show compliance to the specification and include the reportable properties

and supplementary requirements from the applicable sections listed above.

When secondary processing, or testing has occurred, in addition to the mill

certificate, provide a certified mill analysis signed by a quality control representative that show

compliance with and the test results of the applicable sections listed above.

When material meeting “Buy America” is specified, the mill certification or

certified mill analysis shall identify that the included material meets the Source of Supply-Steel

requirements in Section 6. 1115FY 2023-24Return to Table of Contents GENERAL PROVISIONS FOR ALUMINUM ITEMS (INCLUDING WELDING )

965-1General

This Section covers the material and fabrication requirements for aluminum components. All aluminum light poles, J -arms, and railings supplied under this Specification shall be from producers currently on the Department’s Production Facility Listing. Produ cers seeking inclusion on the Department’s Production Facility Listing must meet the requirements of Section 105.

965-2Fabrication

Provide fabricated components in accordance with AASHTO LRFD Specifications for Structural Supports for Highway Signs, Lum inaires and Traffic Signals, the Design Plans, and this section. Verify the strength of each Lot by tensile test. Alternate testing will not be accepted. Protect against damage and marring during transit and delivery . Provide an anodic coating (minimum 0.0 002 inch) and chromate seal all hardware.

Table 965-1 Material Requirements for Aluminum Components Product Test Method Alloy/Temper Reported Properties Pole, Arm, Extrusions ASTM B221 6061-T6 Alloy, Temper, Thickness , Tensile Strength 6063-T6 Pedestal, Posts ASTM B429 6061-T6 Bars, Plates, Stiffeners, Backing Ring, Shims, Shapes ASTM B221 6063-T6 6061-T6 ASTM B209 6061-T6 ASTM B308 Railing ASTM B221 6351-T5 6061-T6 ASTM B241 ASTM B210 ASTM B429 J-Arm Tube ASTM B429 6061-T6 ASTM B221 J-Arm Connection Plate ASTM B209 6061-T6 Sheet ASTM B209 6061-T6 5154-H38 5052-H38 Structural Shapes ASTM B308 6061-T6 ASTM B221 Single Column Ground Sign Sand Castings ASTM B26 A356-T6 ASTM B108 A356-T61 Washers ASTM B221 7075-T6 2024-T4 1116 FY 2023-24 Return to Table of Contents