Road Signs

Product Details

Road signs are steel structural supported board with information for direction or warning fixed along road side at intervals of road and highway guard rail barriers. Made of steel post, support or aluminum material, with board, panels, tape, installed with accessories in concrete. We supply various designs of road signs to suit individual needs.

Popular road signs supplied with steel support and fittings.

Road Sign Details-Triangular, Circular, Rectangular

Road Signs ( As per Drawing and Specs) - Triangular:

SPECIFICATIONS

Structural Steel

Structural steel shall comply with the requirements of AASHTO M270 grade 250 or BS 4360 for the type of steel specified. All structural steel, including posts, shall be galvanized in accordance with the requirements of ASTM A123 or BS 729.

Steel posts shall comply with the requirements of ASTM A499 or BS 4848 Part 2.

Aluminum

Sheet Aluminum signs shall be constructed of material conforming to ASTM B 209M alloy 6061-T6 or alloy 5052-H38

Aluminum plate shall 2.0 mm in thickness.

Aluminum posts shall be of the sizes detailed on the drawings and shall conform to the provisions of ASTM B221M or BS 1474 (HE.9).

Bolts, Nuts and Rivets

Bolts, nuts, and washers shall be of the same material for each attachment, and meet the following requirements:

Bolts
ASTM B 209 2024-T4 Aluminum
ASTM A 307 Steel
ASTM F 593 Stainless Steel

Washers
ASTM B 209 2024-T4 Aluminum
AASHTO M 183 Steel
ASTM A 240 Stainless Steel

Nuts
ASTM B 211 2017-T4 Aluminum
ASTM A 307 Steel
ASTM F 594 Stainless Steel

Locknuts
ASTM B 211 2017-T4 Aluminum
ASTM A 307 Steel
ASTM F 594 Stainless Steel

Rivets
ASTM B 209 6061-T6 Aluminum

Post Clips
ASTM B 179 356 T-T6 Aluminum

Angle and Z-Bar
ASTM B 209 6061-T6 Aluminum

Strap & Mounting Bracket
ASTM A 412, type 201

All steel parts shall be galvanized per ASTM A 123. Steel bolts and related hardware shall be galvanized per ASTM 153.

Blind rivets used for fixing sign faces to square tubing framework shall be manufactured from or coated with a material that will not cause corrosion through electrolytic action. Blind rivets used for joining aluminum extrusions shall be hardened aluminum blind rivets.

Steel Plate

Steel plate shall be 2.00 mm thick and comply with the requirements of ASTM A525 or BS 4360.
Unless otherwise or shown on the drawings, steel plate shall be galvanized in accordance with the requirements of ASTM A525 or BS 729 (Heavy grade).

Particle Board

Particle board shall be an exterior grade timber particle board 12.7 mm thick, unless otherwise specified or indicated on the drawings, and consisting of a phenolated, resin bound timber particle core faced with a phenolated resin impregnated paper overlay, heat bonded under high pressure to form a homogeneous structure.

The particleboard shall comply with the relevant physical requirements for Type B-B NIST specification PS-1 or Type M board as specified in BS 5669.

Concrete

Concrete shall be manufactured and placed as specified in Division 8400. Normally Class 20/20 concrete shall be used for the erection of road signs, unless otherwise shown on the drawings or directed by the Engineer.

Fiberglass

Fiberglass reinforced thermoset polyester laminate panel shall be acrylic modified and UV stabilized for outdoor weather-ability.