Problem soils in Northern Virginia are most often found in areas east of 95 and 395. Problem soils can occur in other areas of Northern Virginia. When trying to pull a building permit in Fairfax County, Arlington County, Loudoun Country or Prince William County Virginia you may be held up in the site process. We can find a situation where you will need where a licensed soil and structure engineer. Problem soil problems can be solved, and will be required to conform to the codes to pull a building permit. Problem soils in Northern Virginia study are required in compliance of the article 107 of the county code, and the Virginia Uniform state wide building code. Most often we require a soil and structure engineer to pull permits for foundation problems, deflecting basement block walls, and any type of new construction. There are around 108 different soil types in Northern Virginia. Expansive soils will also shrink when they dry out. This shrinkage of Marine clay can remove support from your home or commercial building, and other structures. Problem soils may result in failing foundations. Your problem soils in Northern Virginia can be divided into three major regions based on geology of the area.The soils in Fairfax County can be divided into three major regions based on geology.
Submission Requirements for Problematic Soils are broken down into four categories. These problem soil reports are required on all counties of Northern Virginia. These include type I, II, III and IV. Sub categories for problem soils include I&II and I&III, and II&III. In a problematic class I soil condition we will need to obtain a geotechnical report, and provide geotechnical plans on our building report. In class II in problem soils Northern Virginia we only need geotechnical plans on our building plans. III problem soil reports simply require a geotechnical waver.
The types Problematic Soils in Northern Virginia include: Marine clay which is a type of soil found in Northern Virginia that contains clay’s that swell upon wet conditions and shrink upon periods of drought. This Marine Clay is called Bentonite and can cause damage to basement and foundation footer failure. You and Fairfax Contractor may find that your home was built on problematic soils that can greatly affect the stability of the structure of your home. Many homes built in Northern Virginia, had their foundations built on the so-called problematic soils that exist here in our Northern Virginia area. Probably the biggest concern is Marine clay which is prevalent in many areas of the county’s in Northern Virginia is to get a building permit. Marine clay is problematic because it contains a type of clay called . Montmorillonite clay will expand during periods of very high levels of rain, yet when we experience drought, this clay tends to shrink. The problem with Marine clay is that it can cause havoc in your home’s foundation. clay’s are made up of varieties of silky and clay soils that were formed during the geological era know Montmorillonite as the Cretaceous Potomac era. Though many people call these Marine clay’s just that, they were really formed in our area where brackish waters deposited this type of soil condition many eons ago. These soil conditions, cannot only cause problems internally to your home’s foundation but can also create exterior drainage issues in the yard of your home. When building an addition, new home, retaining walls, stoop or many other structures, you may be held up getting a building permit when you go through the site process of getting a permit. At this point, Fairfax Contractor may have to employ the expertise of a geotechnical, soil engineer to design a plan to build on these problematic soils. Problem Soils which include with the most amounts of drainage problems in Northern Virginia is clay. There are 108 unique soil types listed in Northern Virginia soil maps. When designing an exterior French drain system soil types will dictate the ability to evacuate water from a soggy yard. No exterior drainage system design will problematic soils Bentonite or expansive clay evacuate standing water from your yard insanity; it takes time to move the water through problem soils. The first step is to get a professional engineer to evaluate the the problem soils that might be present in your Northern Virginia home.
One type of problematic soil found in Northern Virginia is the infamous Sassafras Marumsco Complex. This is a type soil that soil and structure engineers need to deal with in designing construction projects. Sassafras soil is a common type of soil found in many parts of Northern Virginia. The second part of this combination of soil is referred to as basically Marine clay. Marine clay is some of the most problematic soils to deal with in Northern Virginia when designing a construction project. Other problem soils in Northern Virginia there are areas that have expansive soil conditions. There is a chance that the soils around your house are expansive clay. In these areas of Northern Virginia with problem soils, we will need a soil and structural engineer to design your project. Geo technical investigations shall be conducted in accordance with Section 1803.2 and reported in accordance with Section 1803.6 in Virginia. Other problem soils in Northern Virginia are found in a small finger area running from Chantilly up to Oakton Virginia. Other areas that have problem soils include problem soil conditions include Annandale Virginia.
Information about problematic soils in Northern Virginia is so important when designing a construction project.If your home in Northern Virginia has these problematic soils we may have a problem in getting a building permit for your retaining wall, screen room, deck, or addition building permit. Problem soils in Northern Virginia need a geotechnical engineering company to get a building permit. If you live in Alexandria Virginia, Fairfax County. Prince William County, London County, Lorton , Chantilly or Arlington County. if you live in a home in this area, your home may be setting on problem soils.