Jan 16, 2012Interior waterproofing solutions arent influenced as much by the depth. Sealing a foundation wall crack costs hundreds of dollars. Interior Drain Tile Systems range between 2, 000 and 10, 000 on average. The price is influenced by the length of the system and added components (sump pumps, wall. Basement Drainage System Repair Cost The cost to repair a basement drainage system varies depending on the severity of the damage, the type of drainage system and the size of the property. On average, you can expect to spend 846 on repair costs. The average cost to install an HVAC system in the basement is 4, 000 to 6, 400 with new ductwork costing an additional 1, 500 to 3, 000. You might not have to install a separate HVAC system for the basement if the existing unit upstairs can handle the extra workload. The national average cost of an exterior waterproofing job for a basement is typically between 8, 700 and 14, 500, but may be more or less depending on where you live. The price can be as high as 80, 000, depending on how accessible the targeted areas are, how much digging is required and how much landscaping or other work must be restored. Exterior systems generally cost between 85 and 100 per linear foot. Installing a sump pump and drain tile starts at 1, 600. Improving or regrading the swale on the exterior of the home ranges from 450 and 750 per side. Overall costs can start at 5, 000 to successfully waterproof a basement. This can cost anywhere from 500 up to 3, 000 depending on the size of the area disturbed and whether or not it was a finished basement. Over time, basement drainage systems may become clogged or damaged due to frost heaves and dramatic temperature changes. This can be a rather large expense if you are unprepared for it. French Drain Costs by Type Interior Basement Floor 2, 0003, 000 More materials are needed for interior basement systems than for many other types of drainage, and that puts the total price between 2, 000 and 3, 000 for piping, gravel, a sump pump and concrete. Interior options are more expensive and more laborintensive if you put them in postconstruction. The average cost to repair basement drainage is 1, 840. Small, inexpensive repairs can cost as little as 100, while more expensive fixes can go as high as 4, 500 or more. Most homeowners spend between 675 and 3, 566 on this project. Jan 20, 2015When drain tile is recommended to a homeowner with a wet basement, the first question he or she usually asks is How much does it cost? What is the Cost of Drain Tile? Regardless of its location, drain tile consists of perforated pipe embedded in washed gravel and is situated alongside the foundation footings. For an interior basement drain, the average cost is 50 a linear foot, with labor making up about 35 to 40 a linear foot and material making up the rest. For 100 linear feet of installation, this makes labor about 3, 500 to 4, 000 out of the total 5, 000 project cost. Sep 06, 2019The average cost of a basement french drain system is around 2530 per linear foot for DIY installation, including the sump pump. Professional installation of a french drain in your basement, is around 6070 per foot.