Load-Bearing Wall Removal

Confirming the wall carries load

Before anything else, we confirm what the wall is doing. We look at which way the joists run above it, whether they lap or splice over the wall, whether a wall or beam sits directly above or below it, and what lines up with it in the attic and the basement. In a colonial, the wall running down the middle of the first floor usually carries the second floor. In a Cape, a short kneewall upstairs or a center wall below may be holding the roof as much as the floor.

Sometimes it takes opening a small piece of ceiling to see the framing. We do that before we commit to a plan, and we tell you what we found. If the wall carries load we will tell you before anyone swings a hammer, along with what that means for the shape of the job.

We also look at what is inside the wall. Ductwork, a plumbing stack or a main electrical feed in a bearing wall all have to go somewhere, and that decision belongs in the plan, not in the middle of demolition.

Temporary walls on both sides

A bearing wall cannot simply come out. Before it is touched, we build temporary walls on one or both sides, set a short distance back, running from the floor up to the joists above. Those shoring walls take the load while the old wall is removed and the beam goes in. If the floor under the temporary wall is not stiff enough, the shoring continues down into the basement so the weight lands on something solid.

Shoring takes up room, so we plan around it. We tell you which rooms will be blocked, protect the floors under the posts and keep a path open through the house wherever we can.

In older homes the shoring itself needs thought. Plaster ceilings crack if a temporary wall is jacked too hard against them, so we bring the shoring to snug contact rather than forcing it. Where the joists above have already sagged toward the old wall, we talk with you and the engineer about how much of that sag to take out, and we take it out slowly.

Keeping you informed while the job is done right is the reason Steve started the company.

The beam, the posts and the point loads

The beam is sized by a structural engineer based on the span, what sits above it and how the loads arrive. It might be engineered lumber, steel or a built-up member, and it might sit flush with the ceiling or drop below it. Those are design choices with real trade-offs, and we go through them with you before the drawings are final.

What people often miss is that a beam turns a load spread along a wall into two concentrated point loads at its ends. Each of those has to travel down through a post, through the floor framing, through any wall or beam below and onto a footing. Very often the existing basement has nothing in the right place to take it. That means new posts in the basement and, frequently, new footings, either poured below frost depth, which in Massachusetts commonly runs about four feet, or a properly sized pad under the slab as the engineer specifies.

We check that load path all the way down. A large beam sitting on a stud pack that lands in the middle of an unsupported basement span is a mistake we will not make.

Where the beam lands on an exterior wall, the post usually sits inside the wall framing and carries down to the sill and the foundation below it. We look at the condition of that sill before relying on it. A rotted section of sill under a new point load is a problem we would rather find before the beam is set.

The framing inspection and closing up

Load-bearing wall removal is permitted work under 780 CMR through your local building department, and we pull the permit under Steve's Massachusetts Construction Supervisor License with the engineer's drawing attached. The building inspector looks at the beam, the posts, the connections and the footings before anything is covered. Depending on the town, footings may be inspected before the concrete goes in.

Once the framing passes, the trades come back for any rough work that moved, the ceiling is closed, and the floor where the wall stood is patched or the flooring is woven together. If you are opening the room fully, we plan that floor transition with you early so it looks intentional and not like a scar where a wall used to be.

Patching the ceiling where the old wall met it is part of the same job. In a plaster house we match the surrounding finish so the line where the wall stood does not show once the room is painted. If the beam is dropped, we case it and trim it to suit the room, and we plan that casing with you before the beam goes up so its size and finish match what you have in mind.

What the job is like while you live there

This is real construction inside a house you are probably living in. We hang dust protection, cover floors in the rooms we are working through and seal off the work area. In a house built before 1978, we follow lead-safe practices on the painted surfaces we disturb.

You will hear from us at each step: when the shoring goes up, when the wall comes out, when the beam is set and when the inspector signs off. If something turns up inside the wall or ceiling that changes the plan, we stop, show you and put the change in writing before going on. Keeping you informed while the job is done right is the reason Steve started the company.

Before work starts you get a written scope that names the engineer's drawing, the shoring plan, the beam, and the posts and footings, and shows what is included for patching floors, walls and ceilings. That way the finished room is part of the agreement, not an afterthought once the structure is done. You also know who to call: one person, who is on the job and can answer.

See the rest of our structural work, or browse the gallery for rooms we have finished.