ABSTRACT:Purpose The use of digital-models to communicate civil-engineering design continues to generate debate; this pilot-work reviews technology uptake towards data repurposing and assesses digital (versus traditional) design-preparation timelines and fees for infrastructure.
Design/methodology/approachExtending (building-information-modelling) literature, distribution-impact is investigated across: quality-management, technical-applications and contractual-liability. Project casestudy scenarios were developed and validated with resultant modelling-application timeline/fees examined, in conjunction with qualitative semi-structured interviews with eleven prominent stakeholder companies.
FindingsResults generated to explore digital-model data-distribution/usage identify: an eight-percent time/efficiency improvement at the design-phase, and a noteworthy cost-saving of 0.7% overall. Fragmented opinion regarding modelling utilisation exists across supply-chains, with concerns over liability, quality-management and, the lack of Australian-Standard contractclause(s) dealing directly with digital-model document hierarchy/clarification/reuse.
Research limitations/implications; practical implications; social implicationsRepresenting a small-scale/snapshot industrial-study, findings suggest that (modeldistribution) must emphasise checking-procedures within quality-systems and, seek precedence clarification for dimensioned documentation. Similarly, training in specific fileformatting (digital-model-addenda) techniques, CAD-file/hard-copy continuity, and digitalvisualization software, can better regulate model dissemination/reuse. Time/cost savings through digital-model data-distribution in civil-engineering contracts are available to enhance provision of society's infrastructure.
Originality/valueThis work extends knowledge of 3D-model distribution for roads/earthworks/drainage, and presents empirical evidence that (alongside appropriate consideration of general-conditionsof-contract and specific training to address revision-document continuity), industry may achieve tangible benefits from digital-model data as a means to communicate civilengineering design.