Maryland Truck Weigh and Inspection Stations (TWIS) MD TWIS 09-16-2009 Addresses, Phone Numbers, Agencies in Charge Location Phone Address Route Fax City State Zip Agency in Charge CVED OPERATED FACILITIES Cecilton TWIS with permanent scale 410-275-2745 201 Blue Star Memorial Hwy US 301 (SB) 410-275-2836 Fax Warwick, MD 21912 Maryland State Police Conowingo TWIS with permanent scale 410-457-0321 P.O. Box 5878 US 1 (NB & SB) 410-457-0320 Darlington, MD 21034-5878 Maryland State Police 410-457-0322 410-457-0323 Fax Delmar TWIS with permanent scale 410-548-5186 8525 Ocean Highway US 13 (NB & SB) 410-548-5185 Fax Delmar, MD 21875-2412 Maryland State Police Finzel TWIS with permanent scale 301-689-1850 P.O. Box 553 I-68 EB 301-689-1852 (Garage) Frostburg, MD 21532 Maryland State Police 301-689-2926 Fax Foy Hill TWIS with permanent scale 410-642-6880 (N/B) C/o Foy Hill US 40 (EB) 410-642-2560 2433 Pulaski Highway Maryland State Police 410-642-3527 Fax North East, MD 21901 Hyattstown TWIS with permanent scale 301-428-0603 (N/B) P. O. Box 228 I-270 (NB & SB) 301-428-0604 (N/B) Clarksburg, MD 20871 Maryland State Police 301-428-0840 (S/B) 301-428-0631 (N/B) Fax 301-428-3180 (S/B) Fax New Market TWIS with permanent scale 301-865-3601 1001 W. Patrick Street I-70 (EB) 301-865-0141 Fax Frederick, MD 21702 Maryland State Police Park and Ride 301-431-2748 P.O. Box 601 I-95/495 Park and Ride, College Park 301-431-0180 Fax Upper Marlboro, MD 20773 Maryland State Police Parkton TWIS with permanent scale 410-357-5139 P.O. Box 325 I-83 (SB) 410-357-5129 Fax Maryland Line, MD 20871 Maryland State Police Upper Marlboro TWIS with permanent scale 301-627-2205 P.O. Box 601 US 301 (NB & SB) 301-627-2791 Fax Upper Marlboro, MD 20773 Maryland State Police Maryland Truck Weigh and Inspection Stations (TWIS) MD TWIS 09-16-2009 Addresses, Phone Numbers, Agencies in Charge Location Phone Address Route Fax City State Zip Agency in Charge Vienna 410-548-5186 8525 Ocean Highway US 50 (EB) 410-548-5185 Delmar, MD 21875-2412 Maryland State Police West Friendship TWIS with permanent scale 410-442-2495 P.O. Box 218 I-70 (WB) 410-489-5231 Fax West Friendship, MD 21794 Maryland State Police CVSU OPERATED FACILITIES Baltimore Harbor Tunnel 410-537-1374 2301 S. Clinton Street I-895 (NB & SB)—Roving Crews 410-537-1376 Fax Baltimore, MD 21224 Maryland Transportation Authority Police Ft. McHenry Tunnel 410-537-1374 2301 S. Clinton Street I-95 (NB & SB)—Roving Crews 410-537-1376 Fax Baltimore, MD 21224 Maryland Transportation Authority Police Perryville TWIS 410-537-1138 (NB) 15 Turnpike Drive I-95 (NB & SB with permanent scales) 410-537-1129 (SB) Perryville, MD 21903 Maryland Transportation Authority Police 410-537-1139 (NB) Fax 410-537-1130 (SB) Fax Thomas J. Hatem Memorial Bridge TWIS 410-537-1149 15 Turnpike Drive US 40 (EB & WB with permanent scales) 410-537-1139 (NB) Fax Perryville, MD 21903 Maryland Transportation Authority Police 410-537-1130 (SB) Fax William Preston Lane, Jr. Memorial Bridge TWIS 410-537-6602 881 Oceanic Drive US 50 (EB & WB with permanent scales) 410-537-1376 Fax Baltimore, MD 21409 —Roving Crews Maryland Transportation Authority Police.