Three-stage residential renovation by Ruth Newman Architect showing completed deck with glass balustrade and outdoor seating, custom timber and tile fireplace with built-in shelving, and structural steel construction phase with scaffolding

What happens when you don't engage your architect during construction (and what changes when you do)

You’ve signed off on the drawings. The builder’s on site. The hard part feels over. It isn’t. The phase where most of the money gets spent, and most of the mistakes get made, is the one most homeowners face without their architect in the room.

DOES THE ARCHITECTS JOB END WHEN CONSTRUCTION STARTS?

The drawings are approved. The plans look beautiful. There’s a builder, a contract, a start date. To most homeowners, that feels like the finish line for the architect. Design done, hand it to the builder, step back. It’s an easy assumption to make. The visible, exciting part of architecture is the design. That’s what you came for.

By the time construction starts, the renders are done and the creative decisions feel locked. So construction begins without architectural oversight, and nobody questions it.

The problem is that construction is not the execution of a finished decision. It’s hundreds of new decisions, made fast, under pressure, on site. And someone has to make them.

WHAT YOU CARRY ALONE WHEN THE ARCHITECT ISN’T THERE

When the architect steps back at construction, that decision-making doesn’t disappear. It lands on you.

The builder hits something the drawings didn’t fully resolve. A material isn’t available and a substitute is proposed. A dimension on site doesn’t match the plan. A trade asks a question that needs an answer today or work stops.

Every one of these is a judgement call, and without your architect, you’re the one making it. Usually with the builder standing over your shoulder, the clock running, and no independent voice telling you whether what you’re being asked to approve is right, fair, or in your interest. That’s the quiet cost.

Not that the house won’t get built. It’s that you carry the weight of decisions you were never equipped to make, and you have no one in your corner whose only job is to protect the outcome you paid for.

WHAT DOES CONTRACT ADMINISTRATION ACTUALLY INVOLVE?

The formal name for the architect staying engaged through construction is contract administration. It’s not a vague “checking in.” It’s a defined role with real teeth.

It covers site inspections at key stages to confirm the work matches the documentation and the standard.

It covers RFIs, the requests for information builders raise when something needs clarifying, answered properly so the build doesn’t stall or guess. It covers variations, the changes to scope and cost that arise mid-build, assessed independently so you know whether a price is fair before you approve it.

And it covers defects, identified and tracked through to resolution rather than discovered after you’ve moved in and the builder’s gone.

This is the work that doesn’t show up in the renders but shows up at handover. It’s the difference between a builder who knows someone is watching and a builder who knows no one is.

WHAT DELIVER LOOKS LIKE AT RNA

This is the third phase of how we work. Decide, Design, Deliver is the framework every RNA project runs through, and Deliver is where the clarity established at the front gets carried all the way to handover. For a home heading into construction, Deliver means I stay in the role.

The decisions made carefully in Decide and Design don’t get quietly unpicked on site by whoever happens to be standing there when a question comes up. 

The judgement you engaged me for at the start doesn’t evaporate when the design is done. It’s carried through. That continuity is the deliverable.

IF YOUR PROJECT IS HEADING TO CONSTRUCTION

If your project is moving toward construction without an architect engaged for Deliver, that’s a gap worth closing before the first trade arrives, not after the first problem does.

Book a call and we’ll talk through your options for contract administration and what carrying judgement through to handover would look like on your build.

by Ruth Newman