Two Downspouts and a Pop-Up: The Smallest Job in This Series
Two buried downspouts and a pop-up emitter, a little over $1,200. The last of 25 case files, and the cheapest fix in the whole series.
The Pipe Is the Cheapest Part: A Gaithersburg Yard Drain
A 100-foot yard drain in Gaithersburg, broken down by where the money went. The pipe was under a tenth of it.
The Ordinary Job: What Is Actually in an Exterior French Drain
A textbook 40-foot exterior French drain in Silver Spring, layer by layer - and the one layer that decides whether it still works in ten years.
Twenty-Five Feet to Collect It, Fifteen to Carry It Away
A Montgomery Village drain with 25 feet of collecting pipe and 15 feet of carrying pipe. Why the discharge run matters as much as the trench.
The Drain That Had Nowhere to Fall: An Alexandria Case File
An Alexandria exterior French drain with nowhere downhill to go, so it got a pump, a battery backup and its own electrical line.
110 Feet Along a School Building: A Montgomery County Case File
An exterior French drain along 110 feet of a Montgomery County school building, with drain board and termination bar. What that extra layer does.