Castillo Tunneling & Groundworks

Howdy y’all! 🤠 At Castillo Tunneling & Groundworks, we’re proud to be your favorite “dirty tunnel bros,” but there’s a lot of high-tech precision hidden in that dirt.

Before a plumber or foundation specialist ever sets foot in our tunnels, we’re down there with the lasers. Why? Because “close enough” doesn’t cut it when you’re working under a slab.

We mark every line, offset, and endpoint with laser verification before the specialist crew arrives. This ensures:

✅ Scope Clarity: Everyone knows exactly where our excavation ends and the next phase begins. No overlapping work or missed spots.
✅ Documentation: We provide precise measurement data so there’s zero guesswork for engineers or general contractors.
✅ Seamless Handoff: Your plumber can walk in and get straight to the pipes, not spend hours mapping the layout.

La precisión lo es todo. We’re not just moving dirt; we’re setting the stage for a successful repair with professional documentation you can trust. 🛠️👷‍♂️

Need a specialized team that treats your foundation like a science? We’ve got you covered. Give us a shout to get your project on the books!

Howdy y'all! 🤠 At Castillo Tunneling & Groundworks, we’re often called the “dirty tunnel bros,” but there’s a whole lot of precision happening under that slab before we ever call it a day.

One of the most critical steps we take is capturing “As-Built” documentation. Why do we do it before the plumbers and foundation crews jump in? Because once the trades start running pipe and moving soil, the original elevations and offsets can get buried or shifted.

We use laser measurement tools and 3D records to lock in every dimension, elevation, and offset of the tunnel exactly as it was excavated. This gives your engineers and GCs a crystal-clear, permanent record of the structural environment before anything else changes. It’s about accountability, scope clarity, and making sure the next pro on the job has the exact data they need to succeed. 📐🏗️

It’s honest work that saves our clients time and headaches down the road. Whether it’s a residential slab leak or a light commercial project, we bring that engineer-ready mindset to every inch of dirt we move.

Need a team that values precision as much as hard work? Give us a holler!

Please submit your inquiry to https://forms.

Howdy y’all! Ever seen a plumber or a foundation tech stare at a tunnel entrance like they’re trying to solve a Rubik’s cube? 🧩 We hate that look as much as you do.

At Castillo Tunneling & Groundworks, we don’t just dig a hole and walk away. We’re big on "Scope Boundaries." 📏 Whether it’s fluorescent orange paint or clear markers on the rock, we define the exact start and stop of every tunnel.

Why does that matter to you?
✅ No more "I thought you were digging further" conversations.
✅ Plumbers can jump straight in and get to work without re-measuring.
✅ Foundation crews know exactly where our support ends and theirs begins.

We combine old-school hand-digging grit with precise markings so the hand-off is seamless. It’s about honest work and making sure the next crew on-site has zero surprises. Just clean lines, OSHA-compliant shoring, and a path forward for your home. 🏠💪

If you’re ready for a tunneling crew that talks the talk and marks the walk, give us a holler!

Please submit your inquiry to https://forms.gle/EyB1mymiiavJZvfn7 or call us directly at (214) 286-6374.

Howdy y’all! 🤠 At Castillo Tunneling & Groundworks, we know that when you're six feet deep under a slab, the last thing you want is a guessing game.

We’re the dirty tunnel bros who make sure your job stays on track. We don’t just dig holes; we provide scope clarity that keeps plumbers and foundation crews moving forward with zero confusion. 🚧

How do we do it?
✅ Precisely defined tunnel boundaries (no over-digging, no guesswork).
✅ Daily photo & video documentation so you see exactly what we see.
✅ 3D measurement tools for engineer-level reporting.
✅ OSHA-compliant safety shoring that keeps everyone coming home for dinner.

Whether it’s a residential slab leak or a light commercial project, we treat every home like it’s our own: with a warm heart and a strong back. Familia first, quality always. 🇲🇽🇺🇸

Ready to keep your underground projects crystal clear? Let’s get to work.

👇 Drop a comment below or send us a DM to get your next project scoped out!

Most folks think tunneling starts with a shovel. Truth is: it starts with a plan.

Before we dig, we lay out the access pit and tunnel alignment so we land exactly on the repair point… without tearing up more of your slab/yard than necessary.

Here’s what our pre-work planning typically includes:
- Confirm the repair target and utilities
- Establish a centerline + offsets (so the tunnel tracks true)
- Set access pit location for safe entry, spoils, and shoring
- Verify depth, clearances, and “no-go” boundaries
- Photo/video + measurements so everyone’s on the same page

That planning is how we keep scope tight, safer, and cleaner: especially when multiple trades are involved.

Need an access pit + hand-dug tunnel in DFW for plumbing or foundation work? Drop “PLAN” in the comments and we’ll get you scheduled.

Howdy y’all , today’s tunnel highlight is all about keeping your yard looking like… your yard.

No backhoe tracks through the lawn. No busted pavers. No cracked driveway edge.

When the repair needs access under a slab or to a line, our crew can hand-dig a controlled tunnel and access pits so your landscaping + hardscapes stay intact while your licensed plumber/foundation team handles the fix.

What we focus on:
• Tight, precise excavation boundaries
• Safety-first shoring/support where needed
• Clean spoil management
• Photo/video + 3D measurements before/after (engineer-level documentation)

Need a tunnel scoped in DFW? Drop a comment or message us.
(We’ll add an auto-comment with the quick inquiry form + phone number so you can get pricing and scheduling fast.)

Trabajo honesto. Cuidamos tu casa y tu jardín.

Howdy y’all : this is tight-access tunneling in real life.

When the problem area is boxed in by a slab, beams, utilities, or a finished space, machines can’t always get eyes on it… but we still need clean access for the licensed pros doing the repair.

Today’s highlight: a narrow hand-dug tunnel with controlled access and clear visibility to the lines : built specifically so plumbers/foundation teams can reach the target without tearing up more of the home than necessary.

If you’ve got a “there’s no way we can get to that” spot under a foundation in DFW, we’re the dirty tunnel bros who actually like these jobs.

Need a tight-access tunnel or access pit quoted? Drop us the details and we’ll help you define the scope and get it documented right.

If you’re wondering why we’re taking pics and pulling 3D measurements before your plumber ever touches the pipe… it’s because surprises underground get expensive fast.

Our before/after documentation protects everyone involved:
• Confirms exact access location, depth, and clearances before work starts
• Creates a “no-confusion” record of existing conditions (soil, slab, pipe routing)
• Helps prevent scope creep and finger-pointing if something changes mid-job
• Proves restoration: backfill, compaction, and tunnel condition when we’re done

We treat documentation like part of the excavation; not an add-on. Honest work, clear records. Sí señor.

Need an access pit or tunnel opened up for a repair in DFW? Message us and we’ll get you a tight scope + schedule.

If it’s not documented, it’s not clear.

Before we dig, while we’re tunneling, and after we button it up: we capture 3D measurements plus photo/video so everyone’s working off the same playbook.

Why it matters:
• Plumbers know exact tunnel limits, pipe locations, and access points (no guessing underground).
• Homeowners get peace of mind with a clean visual record of what was touched: and what wasn’t.
• Foundation crews get defined boundaries so repairs stay coordinated and tight.

Our goal is simple: zero surprises, clean handoffs, and a scope that stays crystal clear from start to finish.

Need a tunnel opened up and documented the right way in DFW? Reach out and we’ll line it out.

“Trenchless” doesn’t mean “no digging.” It means LESS digging.

Even with trenchless pipe repair/replace, you still need clean, safe access points so the licensed plumber/crew can:
- Verify the line, depth, and tie-in locations
- Set launch/receiving pits for pipe bursting or lining
- Protect the slab/foundation with proper shoring and support
- Control spoil, water, and cleanup (especially indoors)

That’s where we come in. Castillo Tunneling & Groundworks specializes in hand-dug tunneling + access excavation for tight, foundation-adjacent work, done with clear scope boundaries, safety-first support, and thorough photo/video documentation.

Need an access pit or tunnel prepped for your plumber or foundation team in DFW? Let’s get eyes on it and make the “trenchless” part actually possible.

AutoPost: Please submit your inquiry to https://forms.gle/EyB1mymiiavJZvfn7 or call us directly at (214) 286-6374.