INSA PMMA-15R Noise Barrier
Acoustic protection system.
![](https://insametal.com/wp-content/uploads/2023/11/Logo-Insametal-Gris-Sin-Texto.png)
Summary
The perfect solution when there is a need for acoustic insulation without losing visibility of the environment. Ideal for roads, cities, or railway tracks in sections such as viaducts. It has better impact characteristics by incorporating nylon elements that prevent the detachment of medium or large-sized parts.
The evolution of the INSA PMMA-15 screen.
Composed of polymethyl methacrylate (PMMA), with the option of incorporating coloring and/or decorative ornamental elements.
![](https://insametal.com/wp-content/uploads/2023/11/Logo-Insametal-Gris-Sin-Texto.png)
Summary
The perfect solution when there is a need for acoustic insulation without losing visibility of the environment. Ideal for roads, cities, or railway tracks in sections such as viaducts. It has better impact characteristics by incorporating nylon elements that prevent the detachment of medium or large-sized parts.
The evolution of the INSA PMMA-15 screen.
Composed of polymethyl methacrylate (PMMA), with the option of incorporating coloring and/or decorative ornamental elements.
![](https://insametal.com/wp-content/uploads/2024/03/image009.jpeg)
Characteristics
- Reinforced with nylon.
- Adapted to the environment.
- Variable molding design depending on the project.
- Variable module lengths.
- It does not have acoustic absorbing characteristics.
- Possibility of incorporating coloring.
- Possibility of incorporating decorative elements.
Post embedded directly in the concrete of the pavement or foundation.
![](https://insametal.com/wp-content/uploads/2024/01/instalacion-pantallas-acusticas-metalicas-insa-300x282.png)
![](https://insametal.com/wp-content/uploads/2024/01/instalacion-281x300.png)
Post welded in the workshop to be placed on site on embedded bolts.
Chemical anchoring system: This method involves the use of chemical adhesives.
![](https://insametal.com/wp-content/uploads/2024/01/shutterstock_456606808-300x200.jpg)
![](https://insametal.com/wp-content/uploads/2024/01/IMG_5969-225x300.jpg)
Post welded to another previously embedded post.
Foundation
![](https://insametal.com/wp-content/uploads/2024/01/zapatas-insametal-480x480.jpg)
SHOES
PILES
![](https://insametal.com/wp-content/uploads/2024/01/cimentaciones-y-perforaciones-insametal-2-480x480.jpg)
![](https://insametal.com/wp-content/uploads/2024/02/RENDER-EXTRA-6.png)
Technical Specifications
Height
2 m (6.56 ft)
Pilar Spacing
From 2 to 5 m (6.56 to 16.40 ft)
Weight
15 kg/m (10.07 lb/ft)
Material
PMMA
Fixing Element
Anchor plate
Thickness
111mm
Airborne Sound Insulation (DLr)
B3
Global Isolation Rw (C, Ctr)
35 (-2;-5)
![Galvanized finish](https://insametal.com/wp-content/uploads/2023/12/IMAGEN-GALVANIZADO-1-480x480.png)
GALVANIZED
UNE-EN ISO 1461
POWDER COATING
EN 15773
![Thermo-lacquered](https://insametal.com/wp-content/uploads/2023/12/IMAGEN-TERMOLACADO-480x480.jpg)
![](https://insametal.com/wp-content/uploads/2024/01/train-1334905_1920-480x480.jpg)
DUPLEX SYSTEM
PROTECTION AND COLOR