journal article·2026-04-08Open access

Soundscape-Informed Urban Planning and Architecture in Historic Centers: A Multi-Layer Method for Soundscape Characterization Applied to Bilbao Old Town

Zigor Iturbe-Martin, Alexander Martín-Garín, Amaia Casado-Rezola

Applied Sciences· Volume 16· Issue 8

Abstract

Urban soundscape management is a central challenge to the livability and sustainability of cities and requires approaches that complement level indicators with frameworks capable of integrating context, use and experience. In this framework, the present work applies a multilayer methodology to the Old Town of Bilbao, understood as a useful case study to explore the applicability of soundscape reading in historic centers with intense coexistence of commercial, hospitality and catering uses, pedestrian, logistical and cultural uses. The methodology is organized into two phases. The first focuses on the recording and documentation of control points and routes through sound fieldwork, perceptual descriptions and homogeneous systematization of information. From this corpus, a qualified sound map and a first visual characterization of the sound identity are elaborated. The second phase presented in this article, consists of the interpretative synthesis of the corpus through five analytical dimensions and the preparation of fragments and sound sequences conceived for future application through reactivated listening. The results are presented at three levels: (1) a traceable documentary corpus of records, files and synthetic representations; (2) a comparative reading by dimensions that identifies spatial contrasts between interior, exterior and perimeter, as well as relationships between urban form, uses, persistence, masking and salience; and (3) a set of operational audio materials prepared for subsequent comparison with inhabitants and users. In a transversal way, type–token reading distinguishes between the diversity of sounds and dominance by repetition. The article does not yet carry out participatory validation of these materials; its contribution consists of proposing and applying a traceable analytical protocol as a basis for future phases of social contrast and applied discussion.
Source: crossref · Quality: baseline

Research context

OpenAlex topics: Noise Effects and Management · Sound Studies and Aurality · Cultural Heritage Management and Preservation

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

TICBE Research Group, Department of Architecture, Faculty of Engineering of Gipuzkoa, University of the Basque Country (UPV/EHU), Plaza Europa 1, 20018 Donostia-San Sebastián, Spain

TICBE Research Group, Department of Architecture, School of Architecture, University of the Basque Country (UPV/EHU), Plaza Oñati 2, 20018 Donostia-San Sebastián, Spain

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