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Transparent Highway Noise Barrier | Clear PC / Acrylic Sound Barrier Wall for Motorway, Overpass & Bridge
Transparent Highway Noise Barrier | Clear PC / Acrylic Sound Barrier Wall for Motorway, Overpass & Bridge
Transparent Highway Noise Barrier | Clear PC / Acrylic Sound Barrier Wall for Motorway, Overpass & Bridge
Transparent Highway Noise Barrier | Clear PC / Acrylic Sound Barrier Wall for Motorway, Overpass & Bridge
Transparent Highway Noise Barrier | Clear PC / Acrylic Sound Barrier Wall for Motorway, Overpass & Bridge
Transparent Highway Noise Barrier | Clear PC / Acrylic Sound Barrier Wall for Motorway, Overpass & Bridge
Transparent Highway Noise Barrier | Clear PC / Acrylic Sound Barrier Wall for Motorway, Overpass & Bridge

Transparent Highway Noise Barrier | Clear PC / Acrylic Sound Barrier Wall for Motorway, Overpass & Bridge

Product Introduction:

Transparent highway noise barrier is a modern high-performance traffic noise reduction system specially designed for urban expressways, viaducts, elevated bridges and coastal motorways. It adopts high-transmittance solid polycarbonate (PC) or PMMA acrylic transparent panels matched with hot-dip galvanized steel/aluminum alloy frames. Different from traditional fully metal opaque sound barriers, it balances excellent sound insulation, driving safety visibility and landscape aesthetics at the same time.
Compliant with European EN1793 / EN1794, Australian AS/NZS and US FHWA highway standards, this barrier effectively reflects and blocks vehicle traffic noise, reducing noise transmission by 28–36 dB(A). The transparent panel avoids the closed "tunnel vision" for drivers, keeps natural light and landscape sightlines unobstructed, widely recognized by global road engineering contractors, municipal governments and infrastructure developers.

Product Details

Core Product Advantages

1.High sound insulation performance

15–25mm thick solid transparent sheet achieves 30–36db noise reduction, specially targets medium-frequency traffic tire & engine noise;

fully reflective acoustic structure cuts noise pollution for nearby residential areas.

2. Ultra High Impact & Crash Resistance

PC panel impact resistance is 250 times higher than ordinary glass, 10 times stronger than acrylic;

Resistant to flying stones, vehicle splashes and strong typhoon wind load;

Fragment retention anti-shatter film optional for bridge safety projects.

3. 90%+ Light Transmittance, Anti-Glare Option

Clear sheet light transmittance reaches 90%–93%;

Matte anti-glare surface customization available to eliminate strong sunlight reflection and prevent driver dazzle risks.

4. Long Service Life & UV Weather Resistance

Dual-sided co-extruded UV protective layer on PC sheets, no yellowing or brittleness under long-term outdoor exposure;

Galvanized frame with polyester powder coating resists acid rain, salt spray and corrosion, service life up to 25–30 years.

5. Lightweight Modular Assembly, Low Construction Cost Transparent panels are lighter than concrete/metal barriers, reducing bridge bearing load;

Standard modular panels for fast bolt installation without on-site welding, cutting construction labor & cycle costs.

6. Rich Customization for Landscape Matching Clear, smoke gray, bronze, light blue tinted panels optional;

Curved arched / straight flat barrier shapes customizable;

Frame colors match RAL color card to fit urban landscape design.


Standard Technical Specifications

ItemStandard ParameterCustom Range
Transparent Panel MaterialSolid Polycarbonate (PC) / PMMA AcrylicPure transparent / tinted matte anti-glare
Panel Thickness15mm / 20mm12–25mm adjustable
Noise Reduction Value30–36 dB(A)Tested per EN1793 standard
Light Transmittance90% (clear sheet)60%–93% optional
Frame MaterialQ235 Hot-dip Galvanized SteelAluminum alloy anti-rust frame upgrade
Standard Panel Size2000mm (H) × 1000mm (W)Height 1–4m, width customized per road beam
Wind Load Resistance1.2kPa (12-level typhoon)Reinforced frame for coastal strong wind zones
Surface TreatmentPC: Double UV coating; Frame: Hot galvanized + outdoor powder coatCustom RAL color for frames
CertificationsEN1793, EN1794, AS/NZS, FHWAThird-party acoustic impact test reports


Main Application Scenarios

- Urban elevated highways, city viaducts, overpass bridges - Coastal motorways, scenic landscape express roads - Residential area adjacent main traffic lanes - Metro viaducts, light rail transparent noise walls - Airport peripheral access roads, park scenic traffic corridors - Municipal road reconstruction noise control projects


Complete Installation Steps

Step 1: Fix galvanized steel vertical H-posts on highway concrete anti-collision barriers with expansion bolts, keep posts vertical and evenly spaced. Step 2: Install rubber anti-vibration sealing strips on the inner slot of steel frames to buffer vibration and avoid noise leakage gaps. Step 3: Hoist transparent PC/acrylic panels into frame slots, leave reserved thermal expansion gaps to prevent panel cracking under temperature change. Step 4: Lock horizontal pressure beams and waterproof top cover plates, seal all joints with weather-resistant silicone glue for rainproof and dustproof. Step 5: Install anti-collision edge guards and reflective warning strips on the top of barriers to improve night driving safety.


Packing & Global Shipping

- Transparent panels: Wrapped with anti-scratch PE film + wooden export fumigation cases to avoid scratch and breakage during sea transportation. - Steel frames & accessories: Bundled with steel straps, packed on standard export pallets. - Container loading: 20GP / 40HQ full container delivery, professional export packaging for long-distance ocean shipping to Europe, Australia, Southeast Asia, America.


After-Sales & Engineering Support

1. Free CAD construction drawings, acoustic simulation reports and detailed quotation within 24 hours for your road project. 2. Complete English installation manual, on-site construction guidance video and professional engineering technical support. 3. Strict pre-shipment quality inspection; free replacement for defective panels/frames caused by factory production. 4. Full set of export documents: CE certificate, acoustic test report, material inspection certificate, customs clearance invoice & packing list. 5. Custom design service for special bridge curved, ultra-high and anti-fragment retention transparent barrier projects.


FAQ

Q1: Which material is better, PC or acrylic transparent panel? A: PC polycarbonate has stronger impact resistance, suitable for highways, bridges and coastal windy areas; acrylic PMMA has higher light transmittance and lower cost, ideal for urban landscape low-speed roads. Q2: Will transparent panels turn yellow after long outdoor use? A: Our panels adopt double-sided co-extruded UV protective layer, anti-yellow performance lasts over 20 years under normal outdoor environment. Q3: Can transparent barriers withstand heavy typhoon weather? A: Standard system supports 12-level typhoon wind load; we provide reinforced thickened frame solution for coastal high wind projects.

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