雅虎香港 搜尋

登入

搜尋結果

      • Tests carried out include measuring the retro-reflectivity, luminance and skid resistance of a road marking. Testing is generally carried to confirm that newly laid markings comply with the project specification, and also to identify existing markings that may need to be renewed.
      www.highwaymarkings.ie/road-marking-testing/

      ROAD MARKING TESTING – Highway Markings

  2. 其他人也問了

  3. www.hyd.gov.hk › en › technical_referencesAppendix 1: Sample Particular Specification for Road Markings

    test may be carried out by others with equipment approved by the Engineer and calibrated in accordance with the manufacturer’s recommendation. The test shall be carried out within 28 days after the road marking is hardened or as instructed by the Engineer, in

    • 66KB
    • 10

  4. www.hyd.gov.hk › en › technical_referencesGUIDANCE NOTES ON ROAD TESTING - Highways Department

    Testing procedure a. Inspect the road and choose the section to be tested. b. Set the tester on the road surface in the track chosen so that the slider swings in the direction of the traffic. On surface bearing a regular pattern, such as ridged or brushed concrete

  5. 影片

    查看全部

  6. www.hyd.gov.hk › en › technical_referencesGUIDANCE NOTES ON ROAD MARKINGS - Highways Department

    Common factors that will affect the in-service performance of thermoplastic road markings and control measures were identified in the study. The findings of successful trial and application of new techniques for removing and masking existing road markings are also incorporated in this updated Guidance Notes. 3.

    • 115KB
    • 17

  7. www.td.gov.hk › code_of_practice_for_private_road › indexCode of Practice for Private Roads - Transport Department

    Traffic Signing and Road Marking on Private Roads. 4.1. General ( 1.5 MB) *Printable Version. 4.2. Traffic Signs and Road Markings, Location and Size ( 1.2 MB) *Printable Version. 4.3. Traffic Signs and Road Markings Design Details ( 232 KB) *Printable Version. 4.4. Use of Permitted Regulatory Signs ( 2.9 MB) *Printable Version.

  8. www.highwaymarkings.ie › road-marking-testingROAD MARKING TESTING – Highway Markings

    Tests carried out include measuring the retro-reflectivity, luminance and skid resistance of a road marking. Testing is generally carried to confirm that newly laid markings comply with the project specification, and also to identify existing markings that may need to be renewed.

  9. www.td.gov.hk › en › road_safetyRoad Markings giving Warning and Information - Transport ...

    Warning hatched marking. Edge line of carriageway (continuous) Edge line of carriageway (broken) Edge of the road at a junction. Edge of the road at a lay-by, passing place or bus stop. Transverse yellow bar marking. Reduce speed in approaching exit to slip road / roundabout/ toll plaza. Kerbside marking at pedestrian crossing.

  10. www.trl.co.uk › uploads › trlLaboratoq testing of road-marking materials - Transport ...

    In the UK, road-marking materials are assessed using road trials, as is the case in most other countries. A programme of laboratory wear tests was carried out to try to rephcate the performance achieved in road trials for a set of typical materials; the conditions