Wooded center-hall houses along River Road often hide the real story in a garage mudroom, paddock shed, or staff-wing laundry chute. Boots and trips to the service fridge sit next to tunnels of paper that choke the upstairs bedrooms. The front rooms may look perfect while the attic over the staff wing can't be walked through. A gravel motor court seems wide until a dumpster leaves no path for a fire engine. Rooms closed up for winter and muggy Maryland summers both leave stored fabric damp. Plan the lane from each bedroom to an exit and the loop from mudroom to driveway. Then repeat the sketch for every annex someone still sleeps in.
Estate owners can look to the county health department and the state for sanitation contacts, including well and septic topics on larger lots. County offices don't sort belongings, and they don't give staff the power to throw them out. Those pages give information. The trustee or owner still signs off in writing. Staff can call the hauler, but family records aren't theirs to discard.
Owners who live out of town, sibling trustees, and estate lawyers often disagree about riding keepsakes, guest linens, or brokerage binders. A trustee's pace uses modest daily goals, stations inside labeled Keep, Donate, Release, and Regulated (special disposal), and a review desk in a climate-controlled room before any cardboard meets the gravel. In barns and staff wings, soak droppings with disinfectant before wiping them up. Then book an exterminator and a moisture check as separate visits.
Potomac's larger lots add their own limits. Gravel courts and long drives off River Road and Falls Road can rut or crack under a loaded dumpster, especially after spring rain. Ask the hauler whether a smaller container or trailer runs make more sense. Stables, tack rooms, and pool houses often hold fuel, fertilizer, and animal medicine that need a separate hazardous waste group. Note these limits in the property file. Confirm any permit or disposal rule with Montgomery County directly instead of assuming.