Demolition & New Build: 2026-2031 Timeline

by mark.thompson business editor

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Basel’s Skyline to Transform with New 21-Story Heuwaage High-Rise

A landmark project is set to reshape Basel’s urban landscape with the construction of a new 21-story high-rise at the Heuwaage site. The ambitious undertaking, announced Tuesday by Adimmo AG, will involve the dismantling of the existing building – originally constructed in 1955 – and the creation of a modern, mixed-use structure.

Did you know?-The Heuwaage site currently hosts a building constructed in 1955, which will be fully demolished before construction of the new high-rise begins.

Demolition and Construction Timeline

The project, commissioned by the Basellandschaftliche Pensionskasse (Blpk), is slated to unfold over the next five years. Demolition of the current building is scheduled to commence at the end of January 2026 and be fully completed by the close of 2026. Excavation for the new building’s foundation could begin in early 2027, contingent on the project remaining on schedule. The anticipated completion date for the Heuwaage high-rise is early 2031.

pro tip:-construction traffic will be carefully coordinated with local authorities to ensure safety throughout the project’s duration.

A Notable Investment in Basel’s Future

Blpk is investing approximately CHF 92 million in the complete project, encompassing both the demolition and the construction of the new building. Allreal Generalunternehmung AG has been appointed as the general contractor to oversee the entire process.

Minimizing Disruption to the Neighborhood

Throughout the construction period, the client has pledged to minimize disruption to the surrounding neighborhood. However, some unavoidable impacts are anticipated, including the closure of the passage from Steinenvorstadt to the Birsig parking lot to vehicular traffic. Additionally, parking spaces in the Birsig area adjacent to the current high-rise will be removed. Construction traffic will be carefully managed in coordination with local authorities, with a firm commitment to maintaining safety at all times, according to a company release.

Reader question:-The new high-rise will include retail spaces, restaurants, offices, and 66 rental apartments, aiming to create a vibrant mixed-use development.

Architectural Vision and Urban Integration

The new Heuwaage high-rise, designed by architects Miller & Maranta, is envisioned as an “urban development upgrade” for the area. A senior official stated that the building’s design, characterized by its pentagonal shape, will create a “tall building between the city center and the surrounding districts,” seamlessly integrating into Basel’s skyline. The ground floor will be fully accessible and feature a square area facing Steinenvorstadt, intended to serve as a catalyst for further urban development in the Heuwaage area and the broader Birsigbogen.

A Mixed-Use Development for Modern Living

Upon completion in 2031,the 21-story high-rise will offer a diverse range of spaces,including retail outlets,restaurants,offices,and 66 contemporary rental apartments of varying sizes. The development aims to cater to a variety of needs and contribute to the vibrancy of the city center.

This is what the new Heuwaage high-rise should look like. Photo: Adimmo.

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Tanja Opiasa has headed the Basler Zeitung’s news desk as October 2025.Previously, she was responsible for the Basel department as department head of 20 Minuten. She completed her BA degree in German and History at the University of Basel and has been working in local journalism since 20

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