Flex Beam Metal Guardrails for Highways

Guardrails for Roads & Highways

What is the purpose of a Guardrail System for roads & highways?

  • A road safety system that protects motorists by minimizing crash impacts.
  • Prevents Vehicles from falling from cliffs, going opposite road lane direction, and hitting outside structures.
  •  Protects properties outside the road from being crashed by vehicles (pedestrians, infrastructures, etc.)
  • Serves as crash barriers to keep vehicles inside the roads, where it is supposed to be.

2 types of Guardrail in the Philippines

W-BEAM

S-TYPE

Standard Guardrail Drawing Plan (AASHTO)

Specifications

Standard Size : 310mm width x 3.81m post to post hole length x 4.13m actual length

Material : Steel Grade Q235B (equiv. to S235JR accdg. to DIN EN 10025 and Gr. D accdg. to (ASTM A283M) or Q345 (S355JR/ASTM A529M 1994

Thickness : 2mm,2.6mm or customized

Surface Treatment : Hot dip galvanized or galvanized steel coil

Zinc Coating : 100g/m2 or as project specifications

Standards : JT/T 281-1995 (China), AASHTO M180-79 etc.

Guardrail Accessories – Specifications