Mile High expansion

Denver's Mile High Stadium, with the Colorado Rocky Mountains in background, Dec. 24, 1977 is packed with fan's prior to the AFC playoff game between the host Denver Broncos and the Pittsburgh Steelers. (AP Photo)
Denver’s Mile High Stadium, with the Colorado Rocky Mountains in background, Dec. 24, 1977 is packed with fan’s prior to the AFC playoff game between the host Denver Broncos and the Pittsburgh Steelers. (AP Photo)

Denver voters pass a $25 million bond issue to expand and improve Mile High Stadium to over 75,000 seats.

The stadium was projected to be finished in time for the 1976 regular season, but the full expansion would not be finished until 1977.