Work

3D Concrete Printing of Structures: Mix Design with Partial Replacement of Sand with Raw Sewage Sludge

Year: 2026

Type: book-chapter

Abstract: This research work explores the application of a novel, cutting edge additive manufacturing technology known as 3D printing within the construction sector.Concrete 3D printing creates highly precise, geometrically detailed, and intricate structures.Parameters such as workability, extrudability, buildability, and rheological characteristics of the concrete mixture heavily influence its success and efficiency.In addition to these technical requirements, attention is also directed toward sustainability considerations, which are becoming increasingly critical in modern construction practices.In this study, particular prominence is placed on examining the incorporation of raw sewage sludge as a partial substitution for sand in the design mix, exploring its feasibility and potential benefits in sustainable construction practices.The research not only addresses material performance but also discusses the benefits of utilizing waste resources to reduce environmental burden and conserve natural aggregates.It combines innovative and sustainable materials with cutting-edge manufacturing, thereby contributing to more ecologically sustainable construction in a way that does not diminish structural quality or efficiency.

Source: Advances in intelligent systems research/Advances in Intelligent Systems Research

DOI: 10.2991/978-94-6239-697-5_4

Authors: Ajit Virdi, Ishan Anand, S. Ganesh

Institution: Lovely Professional University

Language: English

Topic: Innovations in Concrete and Construction Materials

Subfield: Building and Construction

Field: Engineering

Domain: Physical Sciences

SDGs: Responsible consumption and production, Industry, innovation and infrastructure, Sustainable cities and communities

Open Access status: hybrid

Funder: Lovely Professional University