Structural engineer

Pedestrians walk across the Andy Warhol bridge on Monday, Aug. 12, 2013 in downtown Pittsburgh. (AP Photo/Gene J. Puskar)

Knitters cover Pittsburgh’s Warhol Bridge in yarn

PITTSBURGH (AP) — More than 1,800 knitters have covered Pittsburgh’s Andy Warhol Bridge in 3,000 feet of colorful yarn. Volunteers worked all weekend to attach 580 blanket-size, hand-knitted panels to the pedestrian walkways on the […]

08/12/2013