Long before she was tall enough to sit behind a steering wheel, Paula Nelson-Blattner was experiencing the best and the worst of the Howard Frankland Bridge. “As a kid, I was always nervously asking my parents, ‘Did you check your gas?’” said Nelson-Blattner, 52, who got the creeps crossing the concrete span, perched as it is atop golf-tee shaped pillars as far as 58 feet above the waters of Old Tampa Bay. “Of course, once you’re close enough to read the warnings, not a gas station is in sight and it’s far too late to turn back.” The “check your...