This went a lot faster than I expected - only about 4 hours including cleanup. I still may add a flat bar (1/4" plate) between the headlights & blinker, and a leg at each end going down to the bumper corner.
IF THE IMAGE IS TOO SMALL, click it.

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The top outer corners will be folded down when I have time to torch them into radiused bends.
In addition to folding down, it's removable without tools (for either operation).
UPDATE:
It's at least as strong as I had hoped.

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