Drain tile repair and installation contractor serving farms across New York. Fix broken drain tile, repair collapsed lines, rebuild outlets, and install new subsurface drainage systems.
A drained corn field in Onondaga County will outyield an undrained one next to it by 20 to 50 bushels an acre in a normal year, and by 100 bushels or more in a wet one. That is not a marketing number. It is the long-running finding of field trials run by Cornell, Ohio State, and the USDA on the heavy clay and silt loam soils that cover most of Central New York. Tile drainage is the single largest controllable lever on yield that a CNY farm operator has, and on poorly-drained ground it pays for itself inside a handful of crop years.
Backwell installs agricultural drainage tile across Onondaga, Oswego, Madison, Cayuga, and the surrounding counties. We work for commercial dairy operations, cash crop farms running corn, soybeans, wheat, and alfalfa, and vegetable growers who need reliable spring trafficability. Our minimum project size is $20,000, and we scale up to full-farm systems north of $200,000. We also coordinate USDA NRCS cost-share applications for operators who qualify under the Environmental Quality Incentives Program.
A broken drain tile almost always announces itself the same way: a wet spot that will not go down after a heavy rain, a blowout where surface water is finding its way into the line, a section of field that stopped producing like the rest of it, or an outlet that is no longer flowing when it should be. Drain tile repair is one of the most common calls Backwell gets in the spring across New York, especially on older farm tile systems that have been farmed over for decades. Finding the break is the hard part. Fixing it is usually straightforward once you know where it is.
We approach drain tile repair with the same field survey discipline we use on new installations. Walk the field after a rain, note the wet spots, trace the existing line with a probe or pipe locator, confirm the break with a small excavation, and then decide whether the right fix is a sectional replacement, a full lateral run, or a full reconfiguration of that part of the system. For main-line problems we run a camera through the line before digging. It tells us exactly how much pipe is good and how much needs to come out.
Most drain tile repair jobs we handle in New York fall into a handful of cost ranges. A simple sectional repair on a shallow 4-inch lateral, find the break, dig it up, install a new 10-foot section with couplers, backfill, typically runs $400 to $1,200 depending on access and depth. Outlet rebuilds with new headwalls and animal guards run $2,000 to $8,000. Main-line repair on larger diameter pipe can run $2,500 to $15,000+ depending on how much pipe needs to come out. Full lateral replacement on a failed run is priced the same as new installation, typically $600 to $2,000 per acre depending on soil type and spacing. Every drain tile repair in New York gets a field walk before a number is quoted, there is no fixed per-foot price on repair work.
The problem with Central New York soil is not that it is poor. The problem is that it holds water. Heavy clays, silty clay loams, and the fragipan soils common across the Tug Hill transition zone and the Oswego lake plain all drain slowly. In a normal spring, a field sits saturated for weeks after snowmelt. Equipment cannot get on it. Seed that does get planted goes into cold, anaerobic ground and germinates late. Roots stay shallow because they cannot breathe below the water table. A single heavy rain in July shuts down root respiration for days, and the crop never fully recovers.
A properly tiled field drops the water table to the depth of the pipe, usually three and a half to four feet. That pulls air into the root zone, warms the soil earlier in the spring, lets equipment run one to three weeks ahead of schedule, and gives the crop a root system that can chase moisture during August dry spells. For an operator farming more than 100 acres of wet ground, the investment typically pays back inside four to seven crop years.
Every project starts with a field survey and a drainage plan. We walk the ground, pull soil data from the NRCS web soil survey, look at existing surface drainage and natural outlets, and lay out a system designed for the soil type we find. Clay ground needs tighter lateral spacing than loam. Silt pockets need sock-wrapped pipe. Sand needs almost nothing. A plan built off someone else's field is worth less than nothing on yours.
Installation runs on GPS-guided tile plows. The plow pulls pipe directly into the soil at a controlled grade, laser-leveled along every run, with depth held to design tolerance. For soils the plow cannot handle, such as heavy stone ground or saturated clay that slumps, we switch to trenchers or trackhoes. Main lines running twelve inches and larger go in with full-size excavators and are bedded and backfilled to the drawing. Outlets are the critical point of the whole system, and we build them to last, with concrete headwalls, animal guards, and erosion armoring where they discharge to waterways or existing drainage.
We run corrugated HDPE pipe as the standard product for both laterals and mains. It is strong, light, available in every diameter from three inch to twenty-four inch, and it lasts indefinitely in the ground. Laterals are perforated along the length to take water in. Sock-wrapped pipe (HDPE with a geotextile filter sleeve) goes into silty and fine-textured soils where root and sediment intrusion would otherwise plug the perforations over time. Solid-wall pipe gets used for mains carrying full flow to the outlet, where infiltration along the run is not wanted.
Lateral spacing is the single biggest cost and performance variable. Tight spacing pulls the water table down faster and more uniformly, but it costs more per acre. The right answer depends on soil type. Sandy loam might work at 80 to 100 foot spacing. Silt loam typically runs 50 to 60 foot. Heavy clay and fragipan ground often need 30 to 40 foot to see full performance.
| Work Type | Typical Range | Notes |
|---|---|---|
| Lateral installation , 60 foot spacing | $600 – $900 per acre | Sandier soils, lighter drainage need |
| Lateral installation , 40 foot spacing | $900 – $1,400 per acre | Silt loam, standard CNY farm ground |
| Lateral installation , 30 foot spacing | $1,400 – $2,000 per acre | Heavy clay, fragipan, poorly-drained soils |
| Main line installation | $15 – $40 per LF | Depends on diameter, depth, soil conditions |
| Outlet structure | $3,500 – $12,000 each | Headwall, animal guard, erosion armoring |
| Small parcel system (under 30 acres) | $20,000 – $60,000 | Typical entry-level project for a single wet field |
| Mid-size farm system (50-150 acres) | $60,000 – $180,000 | Multiple fields, shared main lines |
| Full farm system (200+ acres) | $200,000 – $500,000+ | Phased over multiple years, multiple outlets |
| NRCS EQIP cost-share offset | up to 75% of eligible cost | For operators who qualify and follow program rules |
For broader site work that often accompanies tile installation, see our excavation services and trenching page. Full overview of our drainage work on the agricultural drainage services page.
The USDA Natural Resources Conservation Service runs the Environmental Quality Incentives Program (EQIP), which cost-shares conservation practices on working farms. Subsurface drainage is an eligible practice under the program, and qualifying operators can recover up to 75 percent of installation cost, depending on the practice standard, the producer's status, and the year's funding pool. The application runs through the county NRCS office. The process takes several months, requires a conservation plan, and ties the tile installation to practice specifications set in the NRCS Field Office Technical Guide. Backwell works with operators through the entire cycle, from the initial NRCS meeting through design, installation to spec, and post-construction certification. For farms that are eligible, EQIP changes the economics of a tile project from a ten-year return to a three or four year return.
Onondaga, Cayuga, and Madison counties hold thousands of acres of ground that would respond to tile. The heavy clay soils of the Tully Valley, the silt loams of the Cayuga Lake plain, the fragipan ground through the southern tier of Onondaga County, and the lake-plain clay of Oswego County all sit on the drainage curve where every year a tiled field outperforms its undrained neighbor. Spring saturation is the limiting factor on most CNY farms, and the operators who have invested in tile over the last decade are consistently the ones hitting earliest plant dates and highest yields.
On-farm tile installation usually requires no formal permit. The exceptions are narrow but important. If a project disturbs more than one acre of ground during installation, a Stormwater Pollution Prevention Plan is required under the NYSDEC construction general permit, and Backwell prepares and files it. If the outlet discharges directly to a DEC-regulated stream or wetland, a protection of waters permit may be needed. Projects cost-shared through NRCS come with their own certification and documentation requirements, which we complete and submit.
Our tile clients are commercial dairy operations that need reliable spring forage harvest and corn silage yields, cash crop farms running corn, soybeans, wheat, and alfalfa where every bushel shows up on the bottom line, vegetable operations that cannot afford wet feet on high-value crops, and large agricultural landowners who are investing in land improvements for long-term productivity. We do not do small backyard drainage or residential work.
For qualifying operators, yes. The standard cost-share rate for subsurface drainage under EQIP runs up to 75 percent for historically underserved producers, and around 50-60 percent for standard applicants. The payment schedule is set by the agency, not by actual installed cost, so the effective percentage of your real bill varies. Funding is competitive each year. Backwell walks operators through the application.
On poorly-drained CNY soils, the long-running Cornell and Ohio State field trials show 20-50 percent yield increases on corn and soybeans, with the high end coming in wet years. On moderately-drained ground the response is smaller, typically 10-20 percent. On well-drained sand you might see nothing, which is why a field survey comes before a drainage plan.
It depends on the soil. Sandy loam runs at 80-100 foot spacing. Silt loam, which covers most CNY farm ground, typically needs 40-60 foot. Heavy clay and fragipan soils need 30-40 foot to pull the water table down fast enough between rains. We size every project to the soil we survey.
Three and a half to four feet is standard for row crop ground. Deeper tile drains a larger volume and works for a longer lateral spacing, but it costs more to install and requires deeper outlets. Depth is set by the drainage plan based on soil, grade, and outlet elevation.
Modern corrugated HDPE tile is rated for a service life well over 50 years in normal soil conditions, and earlier generations of pipe are still functioning 60 and 70 years after installation. The failures we see are almost always outlet damage, root intrusion where sock-wrapped pipe was not used in silty soil, or sediment loading from an undersized system. A properly designed and installed tile system is a once-in-a-career investment for most operators.
To schedule a field survey or request a drainage estimate, call (315) 400-2654. Reviews.
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