conduct a liquefaction hazard assessment

/kənˈdʌkt ə ˌlɪkwɪˈfækʃən ˈhæzərd əˈsesmənt/

verb phrase

  1. to carry out a technical study to determine whether soil at a site could lose its strength and behave like a liquid during an earthquake (a process called liquefaction), what damage this could cause, usually by drilling, sampling and testing the ground

    C1

    transitive phrase; formal/technical; also 'carry out' or 'perform' a liquefaction hazard assessmenttechnical

    • "Engineers came to conduct a liquefaction hazard assessment before the new hospital was built."B1
    • "Researchers conducted a liquefaction hazard assessment to identify areas where earthquake shaking could destabilize water-saturated soil."C1
    • "Insurers now require developers to conduct a liquefaction hazard assessment for any structure over three storeys in the sandy delta region."C1

  2. the written report or formal document produced by such a study

    C2

    countabletechnical

    • "The liquefaction hazard assessment they conducted last year is included in the planning application."B2
    • "Reviewers rejected the liquefaction hazard assessment because the borehole data were too sparse to support its conclusions."C2

Common mistakes

  • make a liquefaction hazard assessment→conduct a liquefaction hazard assessment

    In formal and technical English, studies and assessments are 'conducted', 'carried out' or 'performed', not 'made'.

  • conduct a liquefaction hazard assess→conduct a liquefaction hazard assessment

    'Assess' is the verb; the noun form needed here is 'assessment'.

Collocations

liquefaction hazard assessmentseismic hazard assessmentgeotechnical investigationsoil liquefactionsite investigationrisk assessment

Word family

liquefactionliquefyassessassessmenthazardhazardous