When it comes to road safety, guardrails play a crucial role in protecting motorists and pedestrians from potential accidents and hazards. Among the various types of guardrails available, Thrie-Beam and W-Beam guardrails stand out as two popular options. Each of these guardrail designs has its unique advantages, making them suitable for different road environments and conditions. In this article, we&#;ll delve into the differences between Thrie-Beam and W-Beam guardrails, examining their construction, applications, and benefits, to help you make an informed decision when choosing the most suitable road safety solution.
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What are Thrie-Beam Guardrails? Thrie-Beam GuardrailsThrie-beam guardrails are made of galvanized steel and consist of three waves (or corrugations) instead of the typical two waves found in W-beam guardrails. The addition of the third wave improves the overall performance and strength of the barrier, making it more effective in redirecting and absorbing the impact energy of errant vehicles.
Thrie-Beam Guardrails Construction and MaterialsThrie-Beam guardrails are typically made from high-quality galvanized steel, offering exceptional durability and resistance to corrosion. The galvanized coating helps protect the guardrail from harsh weather conditions, extending its lifespan.
Thrie-Beam Guardrails ApplicationsThrie-Beam guardrails are often preferred for high-speed roadways, highways, and locations with heavy traffic, where the potential impact of larger vehicles is a significant concern. The extra containment capability of Thrie-Beam guardrails makes them ideal for roads with a higher risk of severe accidents.
Benefits of Thrie-Beam Guardrails:W-Beam guardrails are the most common type of guardrails used on roadways and highways. They feature a simple W-shaped design, which makes them easy to manufacture, install, and maintain.
W-beam GuardrailsW-Beam Guardrails Construction and MaterialsLike Thrie-Beam guardrails, W-Beam guardrails are also made from galvanized steel, providing excellent strength and resilience against impacts. The galvanized coating ensures that the guardrails remain effective for years, even in harsh weather conditions.
W-Beam Guardrails ApplicationsW-Beam guardrails are suitable for a wide range of road types, including rural roads, urban areas, and lower-speed highways. They are particularly effective in areas with moderate traffic and a lower risk of severe accidents involving larger vehicles.
Benefits of W-Beam Guardrails:When deciding between Thrie-Beam and W-Beam guardrails, several factors should be considered:
Guardrails are vital elements in ensuring road safety, preventing accidents, and protecting lives. Thrie-Beam and W-Beam guardrails each offer unique benefits, making them suitable for different road environments and conditions. When selecting the right guardrail solution, consider factors such as traffic volume, road design, and budget constraints.
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W-beam guardrail has a section or profile of W shape, it is also named as two wave beam guardrail. This is the major type of beam barriers for highways safety with symmetrical designs on each side of the beam. We supply two kinds of finishes for W beam guardrail panels: hot dipped zinc coating or plastic coating. According to the fabricated shapes, our W-beam guardrails can be divided into two types: the straight line w-beam,or the curved beams.
How to choose straight W beam or Curved Beam used for your uses?
The straight W-beam guardrail can be lined up for transitioning smoothly and is suitable to the curves with a radius greater than 45m. For the radius less than 45m, the pre-curved W-beam guardrail product exploits its advantages to a full.
W beam guard railings can be used in expressway and highways to absorb maximum energy of the impact force
when collision
occures and reduce harms to cars and people. It can also protect the vehicles against skidding off roads, especially mountain roads and bridges and prevent the
pedestrians from the danger of walking across highways.
General Technical Information of W Beam / Two Wave Guardrail Barriers:
Base Metal Material: steel: Q235 (S235JR / ASTM A283M) or Q345 (S355JR / ASTM A529M )
Standard specification: 380*85*2.75/3/4*/mm or 306*80*2.75/3/4*mm
Surface finishing: Hot dipped galvanized finish or powder coated.
Zinc coating thickness (double sides): 550 g/m2 (40µ) / g/m2 (80µ) / g/m2 (85µ)
Relevant parts required for guard rails: post, spacer (C, U and Sigma types etc) and fasteners
Profile: W-beam / two wave.
Are you interested in learning more about Galvanized Highway W Beam Guardrail? Contact us today to secure an expert consultation!
Plate Thickness:2.5mm-4mm
Thickness Tolerance: +/-0.015mm
Popular Specification of W Beam Guardrails:
Wave width: 310mm
Wave height: 85mm
Plate thickness: 2.5mm - 4mm
Beam length: mm
Scise Most Popular W Beam Guardrail System ( beams and necessories parts for installing ) for Export is composed as following:
Guardrail W-Beam Galvanized including bolts, nuts and washers;
Guardrail Steel Post, Box Beam;
Guardrail End Units;
Guardrail Terminal Units;
Hot Dipped Galvanized Steel Guardrail W Beam;
Hot dipped galvanized terminal section;
Hot dipped galvanized round steel post;
Hot dipped galvanized post cap;
Hot dipped galvanized black spacer;
Hot dipped galvanized flat plate washer;
Hot dipped galvanized bolts.
Popular Specifications:
Normal W Beam Specification ×310 × 85 × 2.5(2.67/2.7/3.0 ) × 310 × 85 × 2.5(2.67/2.7/3.0) × 310 × 85 × 2.5(2.67/2.7/3.0) Profile A Specification × 306 × 80 × 2.5(2.67/2.7/3.0) Profile B Specification × 310 × 75 × 2.5(2.67/2.7/3.0) Zinc Coating 550g/m²(40u) g/ m² (80u) g/ m² (85u) Standard JT/T 281- AASHTO-M180 RAL RG620Wave Size Applied to W Beam Guardrails:
Curved W Wave Guardrail Radius Details:
Radius (Feet) H/ Rise (Inches) Radius (Feet) H/ Rise (Inches) 5 (1.5m) 41 55 (16.8m) 4 1/4 6 (1.8m) 36 60 (18.3m) 4 8 (2.4m) 28 65 (19.8m) 3 5/8 9 (2.7m) 26 70 (21.3m) 3 3/8 10 (3.1m) 22 75 (22.9m) 3 1/4 12 (3.7m) 20 80 (24.4m) 3 13 (4m) 18 85 (25.9m) 2 3/4 15 (4.6m) 16 90 (27.4m) 2 5/8 16 (4.9m) 14 95 (29m) 2 1/2 20 (6.1m) 11 5/8 100 (30.5m) 2 3/8 25 (7.6m) 9 1/2 110 (33.5m) 2 1/8 30 (9.1m) 7 3/4 120 (36.6m) 2 35 (10.7m) 6 3/4 130 (39.6m) 1 3/4 40 (12.2m) 6 140 (42.7m) 1 5/8 45 (13.7m) 5 1/4 150 (45.7m) 4 1/2 50 (15.2m) 4 5/8Post and rail barrier for office block area and other sites.
Guardrail Fence:
Optional: W beam guard rail system 900 mm high
These system are going on a concrete floor.
The posts have base plates.
Delivery to Melbourne port.
We supply w wave corrugated metal beam 12 GAUGE(2.7P MIN.) for high way guard rails & bridge rails, AASHTO M 180 standard specifications and other international qualities. The system contains W-beam rail element, backup plates, and terminal sections, the 12 gage steel formed into a beam minimum 12 inches ( 300 mm) wide and 3 inches (75 mm) deep. The 6 inch channel rail and splice plate are manufactured in conformance with AASHTO M 183. AASHTO is simplified term of American Association of State Highway and Transportation Officials. Quality meeting Division 12 -- for metal beam guard rail of Kuwait and other other international qualities are also supplied.
Physical properties of the materials is as follows:
Tensile Strength: 483 MPa (min)
Yield Strength 345 MPa (min)
Elongation 12% (min).
Guard rails is supplied with Mill Test certificates of the materials.
12 Gauge Beam Guardrails: Elements and Parts
Steel Quality as per Grade Fe 410 or equivalent for W Beam.
Hot Dip Galvanizing as per AASHTO M180, 550 gm/m2.
Metal beam corrugating type: W beam
Details as below attached for reference:
1. Guard rails straight-3.0mm C/C class 'A' type
Material quality: AASHTO
3 mm thick Guard rails, W beam, in black finish.
Also Bridge Railing post only in aluminium mill finish.
2. Guard rail reflector
Quality: AASHTO
3. Railing Post, M16 x 32 bolt, Nut & Washer
Bulk Head
Finish: Galvanized
Quality: AASHTO
Guard Rails with Steel Post Blocks
GUARD RAIL TERMINATION DETAILS
4. M16 x 45 mm,Bolt, Nut & Washer
Bulk head
Finish: Galvanized
Material quality:
AASHTO
Contact us to discuss your requirements of wide flange vs i-beam. Our experienced sales team can help you identify the options that best suit your needs.