#3174: Bridge Clearance

XKCD comic, described below.
Transcript

[There is a road heading into the distance under a bridge, with an off-ramp/sliproad that veers off to the right. There are signs on the shoulders/verges/berms of both routes.]

[Left/forward-leading sign, on a pole leading up to support a pre-bridge 'hazard bar'. Both the edging of the sign and the overhead bar have diagonal warning stripes. The wording wraps across several lines, the initial line being underscored by a horizontal rule.]

Bridge

Clearance

10 ft 6 in

[Right-forking sign, on a pole that is seen going upwards off-frame, the sign having a similar style of edging and wording.]

No Bridge

Clearance

46 Billion+

Light-years


(Sourced from explainxkcd.com)

Title text:A lot of the highway department's budget goes to adjusting the sign whenever the moon passes directly overhead.


ExplainOriginal