According to DCMR 12, the DC building code, it's 30 inches below grade.
I expect roughly 14 inches in elevations below 1700 feet.
Above that up to 3500 feet , I expect 18 to 24 inches ,
above 3500 feet expect 25 to 36 inches deep .
John Queen
4 foot
12 in
6 inches
1 ft
7 inches
Washington, DC's coordinates are listed as 38:54:18N and 77:00:58W.
ot was formed by the god
nothing
the gulf stream
203
There is no known major fault line to exist in the Washington DC area.
Pennsylvania ave
railroad
Washington dc
Yes, in fact there are many different rail lines. Amtrak trains pass through Washington DC and Virginia. The Washington DC Metro system has many stations in both Virginia and Washington DC. CSX and other cargo trains pass through DC and Virginia.
Consider using the MARC commuter line.
From Washington to Riyadh the distance is about 6742 miles or 10851 kilometers in a straight line.
Washington dc is not a state.
Washington, DC
Washington DC
Washington - Baltimore Washington International, DC, USA (BWI) Washington - Washington - All Airports, DC, USA (WAS) Washington - Ronald Reagan National Airport, DC, USA (DCA) Washington - Washington Dulles, DC, USA (IAD)
there are no counties in Washington DC because Washington DC is a city itself.