2016 Maryland Code
Transportation
Title 21 - Vehicle Laws -- Rules of the Road
Subtitle 14 - Operation of Vehicles on Certain Toll Facilities
§ 21-1412. Special provisions for tunnels
(a) Crossing traffic lanes prohibited. -- Except at the direction of authorized personnel, vehicular traffic may not cross the double white lines that designate the vehicular traffic lanes in a tunnel.
(b) Trucks and slow moving vehicles to stay in right lane. -- Except at the direction of authorized personnel, trucks and slow moving vehicles may be driven only in the right lane of a tunnel.
(c) Sounding horns or flashing headlights prohibited. -- The driver of a vehicle may not sound his horn or flash his headlights in a tunnel.
(d) Muffler cutouts prohibited. -- While in a tunnel, a person may not use any cutout or other device that allows exhaust gases to escape a motor without passing through a muffler or silencer.
Disclaimer: These codes may not be the most recent version. Maryland may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
