BS ISO 15643:2020 pdf download – Road construction and maintenance equipment — Bituminous binder sprayers and synchronous bituminous binder sprayers-chip spreaders — Terminology and commercial specifications This document establishes the terminology and the content of commercial literature specificationsfor bituminous binder sprayers and synchronous bituminous binder sprayers-chip spreaders (i.e.synchronised combined units]) including their components and their technical characteristics. This document covers cold and hot bituminous binder sprayers. 2Normative references The following documents are referred to in the text in such a way that some or all of their contentconstitutes requirements of this document. For dated references,only the edition cited applies.Forundated references, the latest edition of the referenced document(including any amendments) applies.ISO 15644,Road construction and maintenance equipment — Chippings spreaders — Terminology andcommercial specifications 3Terms and definitions For the purposes of this document, the terms and definitions given in ISO15644 and the following apply.ISO and lEC maintain terminological databases for use in standardization at the following addresses:-ISo online browsing platform: available at https://www.iso.org/obp 一IEC Electropedia: available at http:.//www.electropedia.org/l 3.1 bituminous binder sprayer machine used to apply a film of bituminous binder on a pavement at a predetermined application rateNote 1 to entry:The particular sprayer types may be defined by associating the operating principle, the shape ofthe components, the type of binder, and by specifying the spraying performances. 3.2 synchronised combined unit synchronous bituminous binder sprayer-chip spreader machine which consists of a combination of bituminous binder sprayer (3.1) and chip spreader, usedto make synchronised application of bituminous binder and chips on a pavement at predeterminedapplication rate for a complete road surface treatment 3.3 displacement pump sprayer bituminous binder sprayer (3.1) in which bituminous binder transfer from the storage tank to the spraybar is provided by a pump Note 1 to entry: The pump’s output is proportional to its rotating speed which may be controlled by the vehiclemovement speed. 3.14 nominal application rate application rate at maximum output of a pumping unit(3.13) moving at a speed of 4 km/h with a binderof a density of 1 g/cm3 and a viscosity of 100 mm2/s and with maximum spray bar width (3.12) Note 1 to entry: lt is expressed in kilograms per square metre. 3.15 binder carrying capacity difference between the laden and kerb mass of a sprayer or synchronised combined unit (3.2)3.16 spraying height height measured between the average plane of the pavement and the orifice of the nozzlesNote 1 to entry: lt is expressed...

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