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Find Engineer structural pros in Arlington

Kamran Ohi P E
4.8(
178
)
Engineer - Structural

Serving Arlington, VA and surrounding areas

Approved

In business since 1978

Emergency services offered

Small jobs welcome

"Kamran dd a fantastic job. He reached out to me quickly and had his associate come by to look at the walls I was removing. I received an estimate for the work. Kamran worked extra long on the project to help me utilize the beams that I had pre purchased. I would recommend anyone who need a professional engineer recommendation to use OHI engineering"
1 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Structurist Consulting Engineers
Structurist Consulting Engineers
4.7(
22
)
Engineer - Structural

Serving Arlington, VA and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

"I would highly recommend working with Structurist Consulting. They were responsive, readily available, gave more time than anticipated on a complicated structural examination and most importantly, really nice."
Stair and foundations
Deck Plan
Segmented Retaining wall with Geogrids
Custom Build home
Response time4 hrs
5 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Advance Construction Concepts
Advance Construction Concepts
4.9(
72
)
Engineer - Structural

Serving Arlington, VA and surrounding areas

In business since 2005

Free estimates

Warranties offered

"We hired Advance Construction Concepts to repair a major structural issue with our home and were really glad to have found them. An exterior wall with a large picture window started to show some worrying issues, prompting us to reach out to some contractors to assess whether we had a structural concern. Al responded quickly and came out the next day. He was incredibly thorough in explaining the potential issues and identified a number of options to address. Throughout the entire process he was incredibly cost conscious and prompt with communication about what was happening with the project. In opening up the wall they discovered water damage and the need to replace a major beam over our window supporting the second floor and provide addition support along much of the wall. Al and his team worked quickly to repair the damage, made sure we had confidence that the issue was addressed and the structure now safe, and were in and out in under a week despite doing significant repairs. We were incredibly impressed with the communication, and when we pointed things out they quickly addressed them. They were also very conscious of minimizing the impact on our family since we all had to be home with small children throughout the process. Great to work with and I would definitely reach out to them again on future projects."
Shower and tub with accent stone wall
designer wet bar and kitchen area in the basement, designed by famous designer, Javier Alcover.
3
Selected Carrera marble tiles with centerpiece and  one piece seat.
beautiful and inviting

+49

Recommended by98%of homeowners
Avatar for Pirmoz Structural Engineering
Pirmoz Structural Engineering
5.0(
25
)
Engineer - Structural

Serving Arlington, VA and surrounding areas

In business since 2020

Free estimates

Emergency services offered

"Mr. Pirmov was very professional and knowledgeable of his craft, provided excellent customer service, and I was able to get an appointment very quickly. I would definitely refer him to others needing service from a structural engineer."
Basement Wall Repair Design
Garage addition
Second level addition
Retaining wall
Limited demolition to install anchors

+1

Response time2 days
Recommended by86%of homeowners
Rock-River Engineering
4.6(
5
)
Engineer - Structural

Serving Arlington, VA and surrounding areas

In business since 2004

Emergency services offered

Credit card accepted

"

David was on time and very professional. He spent an appropriate amount of time evaluating the 2 areas we had requested. He documented the inspection w/ photos, measurements, and sketches. He provided a verbal preliminary report and is to provide a written final report w/ specifications for the mods we are proposing. (Removing a wall upstairs and a post downstairs.) We were happy to hear that our mods were going to be less complicated than originally thought and consequently less expensive. We have the peace of mind that the proposed changes are structurally sound and will be done correctly.


"
Recommended by100%of homeowners
Avatar for ACE Engineering, LLC
ACE Engineering, LLC
4.0(
83
)
Engineer - Structural

Serving Arlington, VA and surrounding areas

In business since 1992

Free estimates

Emergency services offered

"ACE Engineering was very professional, did everything in a timely manner. I'm very please with them. I would definitely recommend them to anyone that is looking for engineering consulting."
Response time5 hrs
Recommended by87%of homeowners
Avatar for Ayah Structures
Ayah Structures
5.0(
3
)
Engineer - Structural

Serving Arlington, VA and surrounding areas

In business since 2014

Free estimates

""I had a great experience with Ayah structural engineering . They were very responsive and professional from start to finish. They were able to quickly come out to my project, sign and seal the necessary documents, in order for me to get the permit I needed to complete my project on time. I highly recommend Ayah structural engineering for anyone looking for a reliable and efficient company.""
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+16

Recommended by66%of homeowners
Showing 1-10 of 25
FAQs for engineer structural projects in Arlington, VA

You should replace floor joists as soon as you see clear signs of structural trouble—sagging floors, wide wall cracks, uneven door frames, wet or rotting wood, persistent squeaks, or windows that no longer latch. Tilted or sinking supports in the crawl space are another red flag. If you notice any of these signs, call a pro right away to keep your home’s structure safe.

If the joists are exposed from below, a pro can swap them out without touching the finished floor above. In an unfinished basement or crawl space, you’ll often see the joists and can easily reach them. When insulation, subflooring, or finished flooring blocks access, the crew must remove these materials before repairs can begin.

Sistering allows a pro to reinforce a cracked or undersized joist without tearing up the entire floor. The contractor slowly raises the frame, then fastens a new joist snugly against the damaged one to share the load. When done correctly, sistering restores full structural strength and keeps the floor level without the cost of a complete replacement.

Floor joists installed correctly in a stable environment can last for 100 years or more, often outlasting the house itself. However, termite damage, moisture, leaks, and other problems can significantly reduce a floor's lifespan. For instance, if the floor is exposed to consistent moisture, you'll likely need to replace the joists every 20 to 30 years.

Homeowners' insurance covers floor joist damage resulting from sudden and accidental events, such as fire, windstorm, or water damage from a burst pipe. It will not cover repairs resulting from gradual deterioration, poor maintenance, or termite infestations. Review your insurance policy and consult your provider to verify the conditions that guarantee full coverage. Doing so ensures you are fully aware of your responsibilities and can plan your repair work with complete confidence.

Floor joists are essential structural components that provide a stable foundation for your home. They directly transfer the weight of floors, furniture, and occupants to the foundation, ensuring stability and a safe living environment. Without these robust beams, the structure would face compromised load distribution, leading to potential safety hazards and costly repairs. Proper installation and maintenance are crucial for long-term durability and safety.

The Arlington, VA homeowners’ guide to engineer structurals

From average costs to expert advice, get all the answers you need to get your job done.