enow.com Web Search

  1. Ads

    related to: sound barrier walls malaysia sdn bhd contact

Search results

  1. Results from the WOW.Com Content Network
  2. Noise barrier - Wikipedia

    en.wikipedia.org/wiki/Noise_barrier

    The sound tube in Melbourne, Australia, designed to reduce roadway noise without detracting from the area's aesthetics.. A noise barrier (also called a soundwall, noise wall, sound berm, sound barrier, or acoustical barrier) is an exterior structure designed to protect inhabitants of sensitive land use areas from noise pollution.

  3. New North Klang Straits Bypass - Wikipedia

    en.wikipedia.org/wiki/New_North_Klang_Straits_Bypass

    Maintained by Grand Sepadu Sdn Bhd (formerly known as Lebuhraya Shapadu Sdn Bhd (LSSB)) Length: 17.5 km (10.9 mi) Existed: 1996–present: History: Completed in 1998: Major junctions; West end: Northport, Port Klang: FT 5 Federal Route 5 FT 3217 Jalan Meru West Coast Expressway West Coast Expressway

  4. Sound baffle - Wikipedia

    en.wikipedia.org/wiki/Sound_baffle

    Sound baffles on the wall of a recording studio. A sound baffle is a construction or device which reduces the strength (level) of airborne sound. Sound baffles are a fundamental tool of noise mitigation, the practice of minimizing noise pollution or reverberation. An important type of sound baffle is the noise barrier constructed along highways to

  5. Portsmouth I-95 sound walls: When they're coming, how ... - AOL

    www.aol.com/portsmouth-95-sound-walls-theyre...

    NH officials putting sound walls in Portsmouth explain decibels of noise reduction and timeline for project residents have wanted for many years. Portsmouth I-95 sound walls: When they're coming ...

  6. Maju Expressway - Wikipedia

    en.wikipedia.org/wiki/Maju_Expressway

    Seri Kembangan interchange (Exit 2004A) began operations at 13 January 2016, providing access from MEX to Seri Kembangan (formerly Serdang), Puchong and Universiti Putra Malaysia (UPM). [ 2 ] Maju Expressway was planned to extend to KLIA by Dec 2019 and the route will be 18 km-long, three-lane dual carriageway and commence at Putrajaya Main ...

  7. Soundproofing - Wikipedia

    en.wikipedia.org/wiki/Soundproofing

    A pair of headphones being tested inside an anechoic chamber for soundproofing. Soundproofing is any means of impeding sound propagation.There are several methods employed including increasing the distance between the source and receiver, decoupling, using noise barriers to reflect or absorb the energy of the sound waves, using damping structures such as sound baffles for absorption, or using ...

  8. Sound barrier - Wikipedia

    en.wikipedia.org/wiki/Sound_barrier

    The sound barrier or sonic barrier is the large increase in aerodynamic drag and other undesirable effects experienced by an aircraft or other object when it approaches the speed of sound. When aircraft first approached the speed of sound, these effects were seen as constituting a barrier, making faster speeds very difficult or impossible.

  9. Anti-Concorde Project - Wikipedia

    en.wikipedia.org/wiki/Anti-Concorde_Project

    In the late 1950s, following the breaking of the sound barrier, first by experimental aircraft, then military aircraft, a supersonic passenger aircraft was thought feasible. By the early 1970s however, opposition led to bans on commercial supersonic flight in Sweden, Norway, the Netherlands, West Germany, Switzerland, Ireland, Canada and the ...

  1. Ads

    related to: sound barrier walls malaysia sdn bhd contact