75 Pa. C. S. § 3326. Duty of driver in construction and maintenance areas or on highway safety corridors

    (a) AREAS INDICATED BY TRAFFIC-CONTROL DEVICES.-- The driver of a vehicle shall yield the right-of-way to any authorized vehicle or pedestrian actually engaged in work upon a highway within any highway or utility construction or maintenance area indicated by official traffic-control devices placed in accordance with department regulations, including advanced warning signs or a vehicle having flashing or revolving yellow lights.
 
   (b) WORK VEHICLES DISPLAYING FLASHING LIGHTS.-- The driver of a vehicle shall yield the right-of-way to any authorized vehicle obviously and actually engaged in work upon a highway whenever the vehicle displays flashing lights meeting the requirements and regulations promulgated by the department.
 
   (c) FINES TO BE DOUBLED.-- For any of the following violations, when committed in an active work zone manned by workers acting in their official capacity or on a highway safety corridor designated under section 6105.1 (relating to designation of highway safety corridors), the fine shall be double the usual amount:
 
     Section 3102 (relating to obedience to authorized persons directing traffic).
 
     Section 3111 (relating to obedience to traffic-control devices).
 
     Section 3112 (relating to traffic-control signals).
 
     Section 3114 (relating to flashing signals).
 
     Section 3302 (relating to meeting vehicle proceeding in opposite direction).
 
     Section 3303 (relating to overtaking vehicle on the left).
 
     Section 3304 (relating to overtaking vehicle on the right).
 
     Section 3305 (relating to limitations on overtaking on the left).
 
     Section 3306 (relating to limitations on driving on left side of  roadway).
 
     Section 3307 (relating to no-passing zones).
 
     Section 3309 (relating to driving on roadways laned for traffic).
 
     Section 3310 (relating to following too closely).
 
     Section 3323 (relating to stop signs and yield signs).
 
     Section 3326 (relating to duty of driver in construction and maintenance areas).
 
     Section 3361 (relating to driving vehicle at safe speed).
 
     Section 3362 (relating to maximum speed limits).
 
     Section 3702 (relating to limitations on backing).
 
     Section 3714 (relating to careless driving).
 
     Section 3736 (relating to reckless driving).
 
     Section 3802 (relating to driving under influence of alcohol or controlled substance).
 
   (C.1) APPLICABILITY OF SUBSECTION (C).-- Fines under subsection (c) shall be doubled only if the active work zone or highway safety corridor where the violation occurred is posted with an official sign in accordance with this section.
 
   (d) NOTICE.--
 
   (1) Official traffic-control devices shall be appropriately placed to notify motorists that increased penalties apply for moving violations in active work zones signed in compliance with this subsection and subsection (e).
 
   (2) Official traffic control devices shall be appropriately placed to notify motorists that increased penalties apply for moving violations in highway safety corridors.
 
   (e) POSTING.-- Official traffic-control devices shall be erected at the beginning of an active work zone with a white strobe light or other unique, illuminated light or device The light or device shall indicate that workers are present in the active work zone The light or device shall be turned off if no workers are present An official traffic-control device shall be erected immediately at the end of the active work zone indicating that workers are no longer present.