Spray applied bitumen system for stress absorbing membrane interlayers. Materials, installation, and testing. Specification
Spray applied bitumen system for stress absorbing membrane interlayers. Materials, installation, and testing. Specification
What is BS 9434 - Spray applied bitumen system for SAMI about? Bituminous sprays are an essential component in a number of highway works. Depending on the product and its installation, they provide bonding, sealing, stress dissipation and waterproofing, and extend the life of road pavements, which increases the sustainable use of resources such as aggregates. BS 9434 is a national standard dealing with the use of bituminous spray stress absorbing membrane interlayers (SAMIs). Who is BS 9434 - Spray applied bitumen system for SAMI for? Public and private sector clients in the highways industry along with their contractors and suppliers, including:
Local authorities Government departments Test houses Consultancies Contractors Higher education establishments
What does BS 9434 - Spray applied bitumen system for SAMI cover? BS 9434 specifies requirements for the use of bituminous spray stress absorbing membrane interlayers (SAMIs). There are a range of different materials and techniques available for SAMIs, including asphalt, geosynthetics, and bituminous binders, which can include bitumen emulsion, paving grade, and modified bitumen. NOTE: In addition to BS 9434:2023 , PD 6691 gives guidance on the requirements for asphalt and BS ISO NP TR 18228-10 gives guidance on interlayers with geosynthetics. Why should you use BS 9434 - Spray applied bitumen system for SAMI ?
BS 9434:2023 is the first full specification on this subject. It standardizes the materials and usages of SAMIs so customers can be...
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