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Linear Welding & Fabrication: The Tarzana Owner’s Guide
If you have a Linear gate with a broken weld, cracked hinge, torn bracket, or a post that has pulled free, we can usually weld it back on site the same day. Most Linear welding and fabrication work in Tarzana runs between $180 and $450 installed, depending on whether we’re repairing an existing weld or fabricating a new bracket from scratch. You’ll know it’s a weld issue when the gate still moves but something’s racked, dragging, or the whole frame flexes in a way it never used to before the break.
Here’s the thing about Linear gates: the motors and boards are built fine, but the steel around them takes a beating in our San Fernando Valley summers. Heat makes metal expand, then the cool nights contract it. Over a decade or two, welds that started strong fatigue at the stress points. By the time you notice the gate is off, the weld gave up long before. Brand names like LiftMaster, Mighty Mule, and Ghost Controls share a similar story when the steel wasn’t braced right from day one.
Key Takeaways:
- Most Linear gate welding repairs in Tarzana are completed same day, on site, in your driveway.
- We fabricate replacement brackets and hinge plates in the truck, so you’re not waiting on a shipped part.
- Every weld carries our 90-Day Done Right Promise in writing, and the price is set before we strike an arc.
Which Linear Models This Applies To
Linear’s gate lineup spans a lot of years, and the steel varies as much as the electronics. We see the most weld failures on the older Linear PRO series swing arms, the VS series slide gates, and the long-running LDO linear actuators that push pull-to-open gates. The newer Linear ACT and MCS arm operators have their own hardware issues, mainly at the clevis pins and the mounting plate rather than the weld itself. Knowing which generation you have matters because the metal thickness changed between runs, and welding a thin-gauge later model like it’s a heavy 2005-era frame will blow right through it.
Here’s what to check before you call: look for a silver foil label on the actuator arm or the back of the motor housing. It’ll have a model number starting with LDO, LD, PRO, or ACT. If the label is sun-baked off, measure the arm’s diameter. The LDO series runs about 2.5 inches across; the older PRO arms are closer to 3. The distinction matters for fabrication, because we often cut a new mounting tab to match the original hole pattern, and those holes moved between series. OEM replacement brackets exist for some models, but Linear has discontinued hardware for a lot of the pre-2008 units. In those cases, a welded and re-drilled bracket in 11-gauge steel is the only repair that keeps the gate true. We’re an independent service provider, not affiliated with Linear, so our job is to fix what’s there rather than move you into a new opener when a $60 plate and a good weld solves it.
Signs Your Linear Welding & Fabrication Is Failing
- The gate sags at the free end but the hinges look tight. That sag usually means the hinge post itself has broken loose at its weld or the post has cracked underground. No hinge tightening in the world fixes a post that’s pivoting at the base.
- You hear a creak or pop when the gate passes a certain point in its travel. That’s the sound of a cracked weld flexing under load. It’ll hold right up until it doesn’t. In Tarzana’s dry summer heat, that point comes sooner than a gate in coastal fog would ever see.
- The actuator arm wobbles where it connects to the gate. The pin might be fine, but the tab it passes through has wallowed out or cracked. We see this constantly on Linear arm operators that were installed without a good reinforcement plate behind the thin steel of the gate frame.
- Fresh rust trails bleed from a joint. Rust bleeding out of a seam means water got in and the weld is failing from the inside out. This is the number one reason we recommend re-welding a seam before it opens completely, especially on older galvanized frames.
- The gate closes past its stop and bangs the post. When a weld at the stop block or the limit bracket gives way, the gate loses its end point. The motor keeps pushing and the gate keeps going. That’s a hinge and post repair waiting to happen.
Replacement Cost & What’s Included
In Tarzana, you should expect to pay $180 to $450 for most Linear welding and fabrication work on a residential gate. A straightforward weld repair to an existing bracket or hinge sits at the low end. A full fabrication job, where we cut, shape, and drill a new mounting plate, add a reinforcement gusset, and then weld it all in place, lands in the $300 to $450 range. The difference comes down to material thickness, how much grinding and shaping the piece needs, and how many welds are involved. The price is agreed on before any work starts, and it doesn’t change at the door.
Every welding and fabrication job includes the labor, the steel, the grinding and cleanup, and a shot of cold-galv or primer on the finished weld so it doesn’t start rusting next season. If we’re repairing a post or a structural member, we’ll drill and drain any water that’s been collected inside, because trapped water in a tube gate is what rotted the steel from the inside in the first place. And every job carries the 90-Day Done Right Promise: if our weld doesn’t hold, one call brings us back, no runaround.
DIY or Call Us?
I’ll be straight with you about what’s safe to touch. Checking your gate by hand is fine: grab the free end, lift it, watch the hinges, listen for the pop. Mark the cracks with a pencil if you want to track whether they’re growing. That’s all useful information to have when we talk. But the moment you’re holding a welder or a torch to a gate that weighs hundreds of pounds, you’re in territory that can maim you if a spring lets go or the gate shifts off its block. Linear gates carry real tension through the operator arm, and a hot weld on a loaded frame can fail without warning while you’re inches from it. That’s not a repair you want to learn on.
We carry a mobile welding rig and we do the work in your driveway in Tarzana, so the gate never leaves your property. If you’re unsure whether it’s a weld issue or something in the motor, call us at (818) 514-7606 and describe what you’re seeing. We’ll tell you over the phone if it’s worth us coming out, and the estimate doesn’t cost you a dime.
FAQs
A properly done weld on a cleaned and prepped joint typically holds for 15 to 20 years in our San Fernando Valley climate, and often far longer if the steel was thick enough to start with and the gate was balanced. The welds that fail at year 8 or year 10 are usually either undercut from the factory or placed at a stress point that needed a gusset and never got one. If you want us to inspect a weld that’s holding but looks questionable, call (818) 514-7606 and we’ll look at it while we’re checking the rest of the gate.
If the cracks are tight and the metal isn’t rust-thin, yes, welding is usually stronger than a bolt-on replacement because it restores the original strength without introducing new holes. If the steel has rotted through or the bracket has already been welded twice, we’ll fabricate a fresh one. We make that call by looking at it, not by guessing over the phone.
Most single-bracket repairs and hinge re-welds run an hour to an hour and a half from the time we pull up. A full fabrication with grinding, drilling, and multiple welds can run three to four hours. Either way, it’s a one-day job, and we don’t leave until the gate swings true and the weld is dressed and protected.
We keep a running stock of the fasteners, pins, bushings, and common brackets that Linear gates use most, along with the steel plate and bar stock to fabricate what isn’t made anymore. For older LDO and PRO series hardware, we’re often faster making the part on the truck than waiting on a warehouse in another state. Call us at (818) 514-7606 with your model number and we’ll check the truck before we head your way.
Written by Hal Gatewood, Owner, Gatewood Fence & Gate at Gatewood Fence & Gate, serving Tarzana and nearby areas.





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