[§291C-74]  Drivers to exercise due care.  Notwithstanding other provisions of this chapter, every driver of a vehicle shall exercise due care to avoid colliding with any pedestrian upon any roadway and shall give warning by sounding the driver's horn when necessary and shall exercise proper precaution upon observing any child or any obviously confused or incapacitated person upon a roadway. [L 1971, c 150, pt of §1; gen ch 1985]