Skip to Main Content

Everything You Need to Know About Floor Joists & Band Boards

In our previous article, we discussed “Common Wet Insulation Issues.” Now, let’s continue focusing on your home’s structure and dive into everything you need to know about floor joists and band boards.

No need to wait—let’s get started!

What Are Floor Joists & Band Boards?

Floor joists and band boards (also known as rim joists) are crucial components of your home’s structural framework.

Floor joists are horizontal beams that run across the length of your home’s foundation or support walls, providing the main support for your flooring system. They distribute weight evenly and ensure the floors remain stable.

The band board or rim joist sits perpendicular to the ends of the floor joists, forming the outer edge of the floor framing. It helps secure the floor joists together and provides additional stability to the structure. The term “rim joist” is often used interchangeably with “band board,” but both refer to this vital piece that anchors the floor joists and supports the overall structure of your home.

Signs of Damage to Your Floor Joists and Band Boards

Signs of issues with your floor joists and band boards include:

If you notice any of these signs, it could mean your floor joists or band boards are compromised and need professional attention to prevent further structural damage.

What You Need to Know Next

In this post, we covered everything you need to know about floor joists and band boards, including their purpose, common issues, and signs of damage to watch for. Understanding these crucial components can help you maintain the structural integrity of your home.

There’s much more to learn about protecting your property, so in our next article, we’ll dive into “Your Guide to House Lifting.”

If you need foundation repair services, Foundation Recovery Systems offers a quick, easy, and completely FREE inspection—just click the button below to get started!

FAQs

The cost varies depending on the size of your crawl space and the extent of repairs needed. Contact us for a free inspection by our experts, who can provide an accurate cost estimate. We also offer financing options and obligation-free repair estimates. 

Often mistaken for mold, wood rot mainly affects crawl space joists and beams, leading to floor sagging. Unlike certain molds, wood rot is not usually toxic, but both can aggravate health conditions like asthma and allergies. Foundation Recovery Systems will identify the specific issue in your crawl space and provide the right solution during our free inspection

Neglecting wood rot only leads to its progression and expansion, attracting pests that bore into wood and causing structural issues such as sagging floors and overall structural weakening. This poses a risk to both the health of your home and its structural soundness. It’s critical to seek professional help from crawl space experts like Foundation Recovery Systems at the earliest indication of wood rot. We offer prompt and thorough evaluations during our free inspections and provide tailored repair strategies. 

Related Resource

Award-Winning Service

Groundworks, LLC BBB Business Review

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Recently we had Foundation Recovery Systems come out and do some work in our basement. The guys did an amazing job! Our basement looks…

Recently we had Foundation Recovery Systems come out and do some work in our basement. The guys did an amazing job! Our basement looks fantastic and not a drop of water has come in since! Chris, Cliff and Zion were the crew that came out and they were professional, quick and extremely easy to work with. They took care to pick-up the construction mess and their communication was fantastic. The project even got done faster than expected. I appreciate the work they put in and would 100% recommend them to anyone.

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Camryn H. Joshua F. Skyler C. Kamryn P. Thanks guys. Great job!!

Camryn H. Joshua F. Skyler C. Kamryn P. Thanks guys. Great job!!

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Hunter Taylor and Bryson Yawell did a great job raising my sidewalk and driveway. They were very thorough and easy to work with.

Hunter Taylor and Bryson Yawell did a great job raising my sidewalk and driveway. They were very thorough and easy to work with.

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Grant and Harrison were great. Very happy with this company.

Grant and Harrison were great. Very happy with this company.

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Jake and KD did an awesome job for us! We even added work when they arrived, and they were able to take care of that as well! Our garage…

Jake and KD did an awesome job for us! We even added work when they arrived, and they were able to take care of that as well! Our garage floor is sturdy and looks great! Our patio looks wonderful and really polished off all of the work we had done! Excellent job from start to finish!

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Neil Frank came out to inspect some foundation issues I was concerned about and did a great job. He was very professional and thorough with …

Neil Frank came out to inspect some foundation issues I was concerned about and did a great job. He was very professional and thorough with taking measurements and answering al questions. He determined that there was hno immediate need for foundation repairs, but did tell me about the benchmarking service they offer. Though no services were provided other than the inspection, everything felt honest and trustworthy.

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

It was wonderful having Mason H and Tyler S work on my foundation repair. They were super friendly, worked hard and cleaned up the job site….

It was wonderful having Mason H and Tyler S work on my foundation repair. They were super friendly, worked hard and cleaned up the job site. They took time to go over all the work the project entailed and completed it in a day!!!

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

The experience flowed well from inspection to completion, all staff respectful and professional. There was no delay starting the project,?

The experience flowed well from inspection to completion, all staff respectful and professional. There was no delay starting the project,?

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Met with Kevin today and he provided some excellent recommendations in what is wrong with the basement. He will come back for another…

Met with Kevin today and he provided some excellent recommendations in what is wrong with the basement. He will come back for another inspection after we remove some drywall to provide more details on what it will need to fix the leak. Very informative and professional.

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

I highly recommend Brad Broockerd, he is very professional, did a thorough inspection & explained every step and summary of his findings….

I highly recommend Brad Broockerd, he is very professional, did a thorough inspection & explained every step and summary of his findings. He was honest, kind & respectful. Great company & employee.

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Wonderful. Explained everything in detail. Beautiful personality. Very very knowledgeable. So pleasant.

Wonderful. Explained everything in detail. Beautiful personality. Very very knowledgeable. So pleasant.

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

I had a consultation with Bill from Foundation Recovery Systems regarding some concrete lifting we thought was necessary. After evaluating…

I had a consultation with Bill from Foundation Recovery Systems regarding some concrete lifting we thought was necessary. After evaluating the situation, Bill quickly determined that the issue wasn't with the concrete itself, but with drainage problems causing the sinking. Instead of recommending unnecessary work to fix the concrete, which would likely sink again, he advised me to first address the downspouts to prevent further damage. Bill told me to contact him again in the future once the drainage issue was resolved. It's rare to find a company that values integrity over profit, and Bill's honesty and expertise truly stood out. It’s refreshing to work with a business that prioritizes what's best for the customer rather than just pushing for a quick fix. I’ll definitely be reaching out to him once the drainage issue is sorted out!

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Zach sanders came and tightened my anchors and helped me with a solution for my front porch highly recommended!

Zach sanders came and tightened my anchors and helped me with a solution for my front porch highly recommended!

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

This was such a seamless experience – the crew was so polite and FAST! They estimated by noon they would be done but they started at 8:30…

This was such a seamless experience – the crew was so polite and FAST! They estimated by noon they would be done but they started at 8:30 and were done by 10:30! Very prompt, so polite, answer all questions you have, and they were just great! Really glad to have gotten work done by the team of Austin Nickerson, Tanner Spurlock, and Alex Zike. Much appreciated!!

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

They arrived on time, were friendly and professional. They completed the work within the estimated time and ensured we checked everything…

They arrived on time, were friendly and professional. They completed the work within the estimated time and ensured we checked everything before finishing. Great job!

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

We had Foundation Recovery complete the work on our foundation that was caused by settling. We had 5 piers placed deep into the ground…

We had Foundation Recovery complete the work on our foundation that was caused by settling. We had 5 piers placed deep into the ground thru the basement concrete floor. The job was completed by Travis Clark and Justin Geigling. They were a great team. Travis took the lead and did a great job of discussing the plan with us and keeping us informed if any changes were needed. He and Justin worked very hard on the job. They left the job site clean and everything in order. They were a pleasure to work with and Travis was knowledgeable and helpful. We are very pleased with Foundation Recovery Systems.

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Excellent experience. Camden Daniel is punctual, thorough, and very knowledgeable. Highly recommended.

Excellent experience. Camden Daniel is punctual, thorough, and very knowledgeable. Highly recommended.

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Great job by the foundation crew, Joe, Devon and Lane. They helped solve some additional basement issues on the fly, were communicative and …

Great job by the foundation crew, Joe, Devon and Lane. They helped solve some additional basement issues on the fly, were communicative and professional. Would recommend them!

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

Alex Z. and Austin H. led a fantastic crew and completed the job ahead of schedule. Everyone was very respectful of the property and overly …

Alex Z. and Austin H. led a fantastic crew and completed the job ahead of schedule. Everyone was very respectful of the property and overly communicative every step of the way. They were also great with my dog, who wouldn’t leave them alone. 🙂 The work is top-notch, and so is the team. I highly recommend Foundation Recovery Systems.

  • 5/
  • 5/
  • 5/
  • 5/
  • 5/
Review Logo

I recently had the pleasure of working with Nick Mata from Foundation Recovery Systems for a crawl space inspection, and I have to say, it…

I recently had the pleasure of working with Nick Mata from Foundation Recovery Systems for a crawl space inspection, and I have to say, it was an outstanding experience. Nick's expertise and professionalism really stood out throughout the entire process.When Nick arrived, he immediately got to work inspecting my crawl space, using advanced equipment to detect any moisture or mold issues. He explained everything he was doing and made sure to take pictures to show me exactly what was going on. I was impressed by his attention to detail and thoroughness.As we went through the inspection, Nick took the time to answer all of my questions and address any concerns I had. He was patient, knowledgeable, and incredibly friendly. It was evident that he truly cared about my home and my family's health.One thing that really impressed me was Nick's ability to explain complex crawl space issues in a way that was easy to understand. For example, when he detected moisture in one area of my crawl space, he showed me how the conditions were conducive to mold growth and explained how this could affect the indoor air quality of my home. He also showed me pictures of mold growth in other crawl spaces and how encapsulation prevented similar issues in those homes.Throughout the inspection, Nick provided practical advice on how to address any issues that were identified. He explained the benefits of encapsulation and recommended a few options based on my specific needs and budget. He also provided tips on how to maintain my crawl space moving forward.Overall, I highly recommend Nick Mata and Foundation Recovery Systems for anyone in need of a crawl space inspection. Nick is a true professional who is knowledgeable, friendly, and passionate about his work. Thank you, Nick and Foundation Recovery Systems, for an outstanding experience!

Leah Leitow

Leah Leitow

Content Writer

Leah is a Content Writer for Groundworks with more than ten years of experience working in the foundation repair industry. Her experience ranges from working with homeowners to find the right solution to training inspectors and staff. In her background as a Michigan journalist, she gained invaluable insight into people's lives throughout our state. Leah lives in metro Detroit with her husband and two sons.

Publish Date:

Last Modified Date:

FRS service area

Our Locations

Cedar Rapids

3349 Southgate Ct SW,
Cedar Rapids, IA 52404
(319) 220-5034

Central Illinois

14678 E 925 North Rd, Building 5
Bloomington, IL 61705

Des Moines

2401 SE Creekview Dr.
Ankeny, IA 50021
(515) 373-8491

Kansas City

7280 NW 87th Terrace, Suite C-210
Kansas City, MO 64153
(816) 774-1539

Lee's Summit

211 SE State Route 150
Lee's Summit, MO 64082
(816) 774-1539

Moberly

1872 State Hwy M
Moberly, MO 65270
(660) 202-8662

Springfield

3020 N. Martin Ave.
Springfield, MO 65803
(417) 612-8286

St. Louis

1625 Larkin Williams rd.
Fenton, MO 63026
(314) 207-9995