Case Study

Trocoll House, Barking

Precast Concrete Columns for a 29-Storey Residential Tower

Milbank Concrete Products was appointed by long-term client Oliver Connell to design, manufacture and supply precast concrete columns for levels 7 to 29 of the tower.

About the Project

Trocoll House is a landmark 29-storey build-to-rent residential development located on Wakering Road in Barking, East London. Delivering 198 apartments, the scheme forms a key part of the area’s ongoing regeneration and emerging skyline.

Designed by Farrells, with structural engineering by Manhire Associates and delivered by main contractor HG Construction, the project adopts a reinforced concrete frame solution incorporating precast elements at upper levels.

Milbank Concrete Products was appointed by long-term client Oliver Connell to design, manufacture and supply precast concrete columns for levels 7 to 29 of the tower.

As a high-rise development in a constrained urban location, Trocoll House presented several key challenges:

  • Maintaining programme certainty on a 29-storey structure
  • Coordinating design details between in-situ and precast elements
  • Working within restricted site access and limited storage space
  • Addressing gaps in the original structural drawings for precast integration

Early-stage design information did not include critical elements such as lifting systems, grout tubes, and connection details — all essential for precast construction.

Our Solution

Milbank provided a fully integrated precast column solution, combining design expertise with precision manufacturing.

  • 418 precast columns supplied across 22 storeys
  • 19 columns per floor, manufactured in factory-controlled conditions
  • Columns designed for structural performance, durability and efficient installation

Our in-house design team worked closely with Oliver Connell to develop fully compliant, manufacture-ready solutions — incorporating all required lifting, connection and safety features without impacting programme.

This proactive approach ensured a seamless transition from in-situ design to precast construction.

1/4

To support the fast-paced construction programme, Milbank implemented a carefully coordinated delivery strategy:

  • ~23-week delivery programme aligned with site sequencing
  • Weekly just-in-time deliveries to minimise on-site storage
  • Reduced crane downtime and improved installation efficiency

Operating in a dense urban environment, this approach helped maintain site productivity while reducing congestion and logistical pressure.

2/4

Close collaboration was central to the project’s success.

Milbank worked alongside Oliver Connell and HG Construction to coordinate design, production and installation — ensuring that each stage aligned with the overall build programme.

This joined-up approach enabled efficient problem solving, streamlined installation, and consistent progress on site.

3/4

Sustainability was embedded throughout the project:

  • Low-carbon concrete mixes achieving up to 33% reduction in embodied CO
  • HVO-powered delivery fleet, reducing transport emissions by up to 98%
  • Offsite manufacturing to minimise waste and improve consistency

These measures supported both project and wider industry goals for reducing carbon in high-rise residential construction.

4/4

The Result

Trocoll House demonstrates how precast concrete can enhance buildability, quality and programme certainty on complex high-rise developments.

By combining design expertise, manufacturing precision and reliable delivery, Milbank supported Oliver Connell in maintaining programme efficiency while overcoming key design and logistical challenges.

 

 

 

 

Project Snapshot

  • Project: Trocoll House
  • Location: Barking, London
  • Client: Oliver Connell
  • Main Contractor: HG Construction
  • Architect: Farrells
  • Structural Engineer: Manhire Associates
  • Milbank Scope: Design, manufacture and supply of precast concrete columns
  • Floors: 29 storeys
  • Columns Supplied: ~418
  • Programme: ~23 weeks
  • Completion (columns): April 2026

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