Engineered Retaining Walls That Last
Serving McKinney & Surrounding Areas
Why Retaining Walls Matter
Stability, Function, and Curb Appeal
Retaining walls safeguard structures and landscapes by holding back soil, mitigating erosion, and controlling runoff. Properly engineered systems address lateral earth pressures, protect foundations, driveways, and patios, and prevent slope failures that can lead to costly damage.
Beyond stability, retaining walls unlock usable outdoor space by creating terraces, level lawns, and defined garden beds. They improve drainage, reduce maintenance, and enhance property value with durable materials and clean architectural lines that complement your home’s style.
Selecting the Right System for Your Site
We build with proven materials selected for strength, durability, and aesthetics. Options include segmental concrete block systems for versatility, cast-in-place concrete for monolithic strength, and engineered concrete with stone veneers for a natural look without sacrificing performance.
Common wall types include gravity walls for shorter heights, reinforced segmental systems with geogrid for added stability, and cantilevered or mechanically stabilized earth (MSE) designs for higher loads. Every wall integrates proper drainage stone, filter fabric, and perforated pipe to relieve hydrostatic pressure and increase longevity.
From Assessment to Final Backfill
We begin with a thorough site evaluation: grading and elevations, soil characteristics, drainage patterns, nearby structures, utilities, and access. We document surcharge loads (like fences, pools, or driveways), plan wall alignment and batter, and determine the best foundation depth and base width for long-term performance.
Next, we prepare engineered plans that consider factors of safety for sliding, overturning, and bearing capacity. We specify geogrid type and spacing, backfill gradation, weep systems, and cap details, and handle permitting and HOA submittals as needed. When required, we coordinate stamped drawings and inspections.
Construction follows best practices: excavation and overdig, compacted aggregate base, precise leveling, block or form installation, geogrid placement per design, drainage pipe with outlets, and clean stone backfill in compacted lifts. We finish with caps, sealants where appropriate, final grading, and a walkthrough with maintenance guidance and warranty coverage.


Contact Us Today!
A member of our team will be in touch shortly.

Posted on Alex Boyer2026-01-05Trustindex verifies that the original source of the review is Google. The on-site estimate was quick and fair, and they took the time to explain different options before getting started. Communication was solid and the timeline was reliable. Overall a smooth experience and quality work on my sidewalk.Posted on Sara Vogler2025-12-31Trustindex verifies that the original source of the review is Google. Gavin, the owner of Top Core, is reliable and hardworking. We trust him and Top Core to perform honest work and offer personal consultation, taking the stress out of an otherwise stressful! job.Posted on Heidi Goodman2025-12-18Trustindex verifies that the original source of the review is Google. Great job. Looking like new drivewayPosted on Heidi Goodman2025-12-18Trustindex verifies that the original source of the review is Google. This guy is great!! Did a great job. I can see my driveway!!Posted on Courtney Williams, DC2025-12-18Trustindex verifies that the original source of the review is Google. I cannot recommend this company enough! They did an absolutely amazing job pressure washing our space. The results honestly made everything look brand new. What really stood out was how kind and personable they were. It’s rare to find a company that not only delivers incredible quality, but also shows so much care and pride in their work. We’re thrilled with the results and will absolutely use them again. If you’re looking for a pressure washing company that truly delivers, this is the one!Posted on Kirk Williams2025-12-18Trustindex verifies that the original source of the review is Google. ⭐️⭐️⭐️⭐️⭐️ Absolutely Outstanding Pressure Washing & Concrete Service! ⭐️⭐️⭐️⭐️⭐️ I cannot say enough great things about this pressure washing and concrete company! From the first call to the final result, the experience was nothing short of exceptional. They showed up on time, were incredibly professional, and clearly took pride in their work. My driveway, sidewalks, and patio honestly look brand new—I didn’t even realize how dirty they were until I saw the transformation. The concrete cleaning was deep, thorough, and done with care, and they paid attention to every detail. Stains I thought were permanent are completely gone! What really sets them apart is their professionalism and work ethic. They explained the process, used top-notch equipment, and treated my property with respect. The results exceeded my expectations, and the pricing was more than fair for the quality of work delivered. If you’re looking for reliable, high-quality pressure washing or concrete services, this is the company to call. I’ll absolutely be using them again and recommending them to everyone I know. Five stars all the way! 🌟Posted on Amin Odeh2025-12-14Trustindex verifies that the original source of the review is Google. Posted on Brendan Barnett2025-12-13Trustindex verifies that the original source of the review is Google. They did a great job on our driveway. Excellent service and kept us updated throughout the process!Posted on Keith Barnett2025-12-13Trustindex verifies that the original source of the review is Google. The consultation was thorough and I felt comfortable that I was in good hands with this our concrete projectsPosted on Brennan McMahon2025-12-13Trustindex verifies that the original source of the review is Google. The guys came out to the property and made sure our plans for a concrete road would work. All was good and the project went off without a hitch. Bonus points for not charging us an arm and a leg. Great company. It’s nice to know there are still some honest, hard working people out there. Maybe this planet has hope yet.

Local Expertise and Service
Built For Regional Soils and Weather
Expansive clay soils in McKinney demand careful design. We address seasonal movement with reinforced wall systems, generous drainage zones, and proper base preparation, and we can incorporate soil stabilization measures where beneficial. Our team designs to local codes and typical HOA requirements common across McKinney neighborhoods.
Project planning in McKinney accounts for site access, irrigation protection, and storm readiness, helping minimize disruption to your daily routine. We communicate timelines clearly, coordinate deliveries to reduce traffic impact, and follow best practices for erosion control during construction in McKinney.
Get a tailored retaining wall solution built for McKinney by TopCore Concrete. Schedule a site assessment, receive a detailed proposal with transparent pricing and timelines, and count on responsive service before, during, and after your project in McKinney.
Posted on Alex Boyer2026-01-05Trustindex verifies that the original source of the review is Google. The on-site estimate was quick and fair, and they took the time to explain different options before getting started. Communication was solid and the timeline was reliable. Overall a smooth experience and quality work on my sidewalk.Posted on Sara Vogler2025-12-31Trustindex verifies that the original source of the review is Google. Gavin, the owner of Top Core, is reliable and hardworking. We trust him and Top Core to perform honest work and offer personal consultation, taking the stress out of an otherwise stressful! job.Posted on Heidi Goodman2025-12-18Trustindex verifies that the original source of the review is Google. Great job. Looking like new drivewayPosted on Heidi Goodman2025-12-18Trustindex verifies that the original source of the review is Google. This guy is great!! Did a great job. I can see my driveway!!Posted on Courtney Williams, DC2025-12-18Trustindex verifies that the original source of the review is Google. I cannot recommend this company enough! They did an absolutely amazing job pressure washing our space. The results honestly made everything look brand new. What really stood out was how kind and personable they were. It’s rare to find a company that not only delivers incredible quality, but also shows so much care and pride in their work. We’re thrilled with the results and will absolutely use them again. If you’re looking for a pressure washing company that truly delivers, this is the one!Posted on Kirk Williams2025-12-18Trustindex verifies that the original source of the review is Google. ⭐️⭐️⭐️⭐️⭐️ Absolutely Outstanding Pressure Washing & Concrete Service! ⭐️⭐️⭐️⭐️⭐️ I cannot say enough great things about this pressure washing and concrete company! From the first call to the final result, the experience was nothing short of exceptional. They showed up on time, were incredibly professional, and clearly took pride in their work. My driveway, sidewalks, and patio honestly look brand new—I didn’t even realize how dirty they were until I saw the transformation. The concrete cleaning was deep, thorough, and done with care, and they paid attention to every detail. Stains I thought were permanent are completely gone! What really sets them apart is their professionalism and work ethic. They explained the process, used top-notch equipment, and treated my property with respect. The results exceeded my expectations, and the pricing was more than fair for the quality of work delivered. If you’re looking for reliable, high-quality pressure washing or concrete services, this is the company to call. I’ll absolutely be using them again and recommending them to everyone I know. Five stars all the way! 🌟Posted on Amin Odeh2025-12-14Trustindex verifies that the original source of the review is Google. Posted on Brendan Barnett2025-12-13Trustindex verifies that the original source of the review is Google. They did a great job on our driveway. Excellent service and kept us updated throughout the process!Posted on Keith Barnett2025-12-13Trustindex verifies that the original source of the review is Google. The consultation was thorough and I felt comfortable that I was in good hands with this our concrete projectsPosted on Brennan McMahon2025-12-13Trustindex verifies that the original source of the review is Google. The guys came out to the property and made sure our plans for a concrete road would work. All was good and the project went off without a hitch. Bonus points for not charging us an arm and a leg. Great company. It’s nice to know there are still some honest, hard working people out there. Maybe this planet has hope yet.
Locally Owned
Local crew, proven craftsmanship, done right.
Reliable
On-time scheduling and consistent results.
$65 On-Site Estimate
Professional on-site estimate for $65.

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