User:Epzik8/sandbox

County	Location	mi	km	Exit	Destinations	Notes
Prince George's	​	0.000	0.000	-	I-95 south – Washington, DC	District of Columbia line
		0.268	0.431	0	MD 501 – Chillum
		1.360	2.189	1	MD 410 – Takoma Park, Riverdale
		2.503	4.028	3	MD 193 (University Boulevard)
		3.455	5.560	4	Adelphi Road
		5.238	8.430	5	I-495 – Silver Spring, Landover
		7.541	12.136	7	MD 212 – Calverton, Beltsville
		9.684	15.585	9	MD 200 – Gaithersburg, Laurel
		10.640	17.123	10	Konterra Drive
	Laurel	11.723	18.866	11	MD 198 – Burtonsville, Laurel
Howard	​	14.307	23.025	13	MD 216 – Scaggsville, Laurel
		17.058	27.452	16	MD 32 – Columbia, Savage
	Columbia	19.541	31.448	19	MD 175 – Columbia, Jessup
	​	21.319	34.310	21	MD 100 – Ellicott City, Glen Burnie
		24.322	39.142	24	I-895 (Baltimore Harbor Tunnel Thruway)	Northbound only
Baltimore	​	25.404	40.884	25	I-195 / MD 166 – Catonsville, BWI Airport
		27.300	43.935	27	I-695 – Pikesville, Glen Burnie
Baltimore City		28.289	45.527	28	Caton Avenue
		29.201	46.994	29	I-70 west – Frederick	Northbound ramp to Washington Boulevard
		30.178	48.567	30	MD 295 (Baltimore-Washington Parkway)
		30.685	49.383	31	I-395 north – Inner Harbor
		31.185	50.187	32	MD 2 (Hanover Street)
		32.267	51.929	33	Key Highway	Last exit before tolled Fort McHenry Tunnel
		34.209	55.054	34	Keith Avenue
		35.538	57.193	35	O'Donnell Street/Boston Street	Interchange shared with I-895
		36.252	58.342	36	Dundalk Avenue
		36.634	58.957	37	MD 150 (Eastern Avenue)
		37.858	60.927	38	US 40 (Pulaski Highway)
		38.140	61.380	39	Moravia Road	South end of Express Toll Lanes
		38.816	62.468	40	I-895 (Baltimore Harbor Tunnel Thruway)	Southbound only
Baltimore	​	41.960	67.528	42	I-695 – Towson, Essex
		45.213	72.763	45	MD 43 – White Marsh, Middle River	North end of Express Toll Lanes
Harford	​	52.434	84.384	52	MD 152 – Fallston, Joppa
		54.798	88.189	55	MD 24 – Bel Air, Edgewood
		58.502	94.150	58	MD 543 – Belcamp
	Aberdeen	63.034	101.443	63	MD 22 – Churchville, Aberdeen
	​	67.338	108.370	67	MD 155 – Havre de Grace	Last exit before tolled Tydings Bridge (NB only)
Cecil	Perryville	71.590	115.213	72	MD 222 – Port Deposit, Perryville
	​	78.213	125.872	79	MD 272 – Rising Sun, North East
		86.956	139.942	87	MD 279 – Newark DE, Elkton
		88.005	141.630	-	I-95 north – New York City	Delaware state line
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus       HOV only       Incomplete access

County	Location	mi	km	Exit	Destinations	Notes
Garrett	​	0.000	0.000	-	I-70 west – Morgantown	West Virginia state line
		4.111	6.616	4	MD 42 – Friendsville
		13.918	22.399	14	US 40 / US 219 – Uniontown, Oakland	West end of US 40/US 219 overlap
	Grantsville	19.088	30.719	19	MD 495 – Grantsville, Bittinger
	​	22.222	35.763	22	US 219 north – Somerset, PA	East end of US 219 overlap
		24.297	39.102	24	Meyersdale Road
		28.871	46.463	29	MD 546 – Finzel
Allegany	Frostburg	31.970	51.451	32	MD 736 – Frostburg
		33.903	54.562	34	MD 36 – Frostburg, Westernport
	​	36.772	59.179	37	US 40 east – Cumberland	East end of US 40 overlap
	La Vale	38.911	62.621	39	MD 53 (Winchester Creek Road)
		39.635	63.786	40	Vocke Road
	Cumberland	40.984	65.957	41	US 220 south – Keyser	West end of US 220 overlap
		41.448	66.704	42A	Beall Street	Westbound only
		41.913	67.452	42B	Broad Street	Eastbound only
		43.076	69.324	43	MD 51 east (Industrial Boulevard)
		44.357	71.386	44	MD 639 (Baltimore Avenue)
	​	44.961	72.358	45	US 40 west	West end of US 40 overlap; westbound only
		46.712	75.176	47	US 220 north – Bedford	East end of US 220 overlap
		49.990	80.451	50	Street Road
		54.236	87.284	54	Rocky Gap Road
		57.502	92.540	57	Ramp to US 40 Scenic
		62.113	99.961	62	Orleans Road
		64.281	103.450	64	M.V. Smith Road
		67.619	108.822	68	High Germany Road
Washington	​	71.873	115.668	72	Fifteen Mile Creek Road
		74.129	119.299	74	Mountain Road
		77.230	124.290	77	MD 144 east – Hancock	Eastbound only
	Hancock	80.084	128.883	80	I-99 / US 522 – Breezewood, Winchester
		81.979	131.932	82	MD 144 – Hancock	Westbound only
	​	85.487	137.578	85	MD 615 – Big Pool
		88.364	142.208	88	US 40 east – Hagerstown	East end of U.S. 40 overlap; eastbound only
		91.244	146.843	91	MD 56 – Indian Springs
		97.128	156.312	97	MD 68 – Clear Spring
		103.239	166.147	103	MD 63 – Hagerstown, Williamsport
	Hagerstown	105.495	169.778	105	I-81 – Harrisburg PA, Roanoke VA
		106.888	172.020	107	MD 632 (Downsville Pike)
		108.213	174.152	108	MD 65 – Hagerstown, Sharpsburg
	​	111.324	179.159	111	US 40 – Hagerstown
		114.476	184.231	114	MD 66 – Smithsburg, Boonsboro
Frederick	​	121.035	194.787	121	MD 17 – Myersville, Burkittsville
		127.466	205.137	127	US 40 – Braddock Heights
		128.359	206.574	128	Ramp to U.S. 40 Alternate	Eastbound only
	Frederick	131.053	210.909	131	US 15 / US 340 – Gettysburg, Leesburg
		132.114	212.617	132	I-270 / US 40 – Frederick, Washington, D.C.	West end of U.S. 40 overlap
		133.068	214.152	133	South Street
		134.265	216.079	134	MD 85 (East Street)
		135.392	217.892	135	MD 144 (Patrick Street)
	​	138.411	222.751	138	MD 144
	New Market	141.260	227.336	141	MD 75 – Libertytown, Hyattstown
Carroll	Mount Airy	146.927	236.456	147	MD 27 – Mount Airy, Damascus
Howard	​	152.417	245.291	152	MD 94 – Lisbon, Woodbine
		155.084	249.584	155	MD 97 – Westminster, Olney
		158.988	255.866	159	MD 32 – Sykesville, Clarksville
		161.013	259.125	161	US 40 east – Ellicott City	East end of US 40 overlap; eastbound exit, westbound entrance
		161.905	260.561	162	Marriottsville Road	Westbound exit and eastbound entrance
		166.218	267.502	166	US 29 south – Columbia, Washington, D.C.
Baltimore	Woodlawn	170.562	274.493	170	I-695 – Pikesville, Glen Burnie
		172.778	278.059	173	MD 122 (Security Boulevard)
Baltimore City		175.339	282.181	175	US 40 (Edmondson Avenue)
		178.216	286.811	178	US 1 (Monroe Street)
		178.984	288.047	179A	Washington Boulevard
		179.358	288.649	179B	I-95 – Washington, D.C., New York City	Eastern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus       Incomplete access

Timeline

County	Location	mi	km	Exit	Destinations	Notes
Prince George's	​	0.000	0.000	-	I-68 west – Washington, DC	District of Columbia line
		0.277	0.446	0	Baltimore-Washington Parkway	This segment of BW Pkwy. maintained by the National Park Service
	Cheverly	1.018	1.638	1	Columbia Park Drive
	​	2.333	3.755	2	MD 202 – Bladensburg, Upper Marlboro
	New Carrollton	3.469	5.583	3	MD 410 (East-West Highway)	Access to New Carrollton rail station
	​	4.935	7.942	5	I-495 – Silver Spring, Alexandria VA
		6.011	9.674	6	MD 704 (MLK Boulevard)
	Bowie	11.244	18.095	11	MD 197 – Laurel, Bowie
		12.928	20.806	13	US 301 / MD 3 – Crofton, Upper Marlboro	West end of US 301 overlap
Anne Arundel	​	16.217	26.099	16	MD 424 – Davidsonville
	Parole	21.406	34.450	21	I-97 – Baltimore
		22.029	35.452	22	MD 665 (Aris T. Allen Boulevard)
	Annapolis	22.990	36.999	23A	MD 450 (West Street)
		23.426	37.700	23B	MD 2 south – Edgewater, Prince Frederick	West end of MD 2 overlap; no direct access between I-68/US 50 east/US 301 north and MD 2 south
		24.337	39.167	24	MD 70 south (Rowe Boulevard)
	​	26.995	43.444	27	MD 2 / MD 450 – Glen Burnie, Naval Academy	East end of MD 2 overlap
		28.211	45.401	28	Bay Dale Drive
		29.493	47.464	29	Whitehall Road/Buschs Frontage Road
		30.380	48.892	30	MD 179 (Cape St. Claire Road)
		31.886	51.316	32	Skidmore Drive, Sandy Point State Park	Last exit before tolled Chesapeake Bay Bridge (EB only)
Queen Anne's	Stevensville	37.455	60.278	37	MD 8 – Stevensville
	​	38.012	61.174	38	Duke Street
		38.994	62.755	39	Cox Neck Road
		39.539	63.632	40	MD 552 (Little Creek Road)
		40.193	64.684	41A	Piney Creek Road	Westbound exit, eastbound entrance
		40.488	65.159	41B	Thompson Street	Eastbound exit, westbound entrance
	Grasonville	41.702	67.113	42A	VFW Avenue	Westbound exit, eastbound entrance
		41.979	67.559	42B	Evans Avenue	Eastbound exit, westbound entrance
	​	42.890	69.025	43	Summit Road
		43.817	70.517	44A	Hissey Road	Westbound exit, eastbound entrance
		44.005	70.819	44B	Nesbit Road	Eastbound exit, westbound entrance
		44.798	72.095	45	Winchester Creek Road
	Queenstown	46.000	74.030	46	US 50 east – Easton, Ocean City	East end of US 50 overlap; eastbound exit and westbound entrance; no direct access between I-68 west/US 301 south and US 50 east or between US 50 west and I-68 east/US 301 north
		46.888	75.459	47	MD 18 (Main Street)	Access via MD 456
	​	51.555	82.970	52	MD 213 – Centreville, Wye Mills
		54.577	87.833	55	MD 304 – Centreville, Ruthsburg
		55.308	89.010	56	US 301 north – Wilmington	East end of US 301 overlap; left exit eastbound