Use a Crystal Flash after crossing 3 crumble block bridges, and a second Crystal Flash after crossing 3 more.

In order to cross without tanks or Speed Booster, some arm pumping is helpful but not required.

Requires:

{
  "simpleHeatFrames": 160
}
{
  "heatFrames": 40
}
"h_heatedCrystalFlash"
{
  "simpleHeatFrames": 140
}
{
  "heatFrames": 40
}
"h_heatedCrystalFlash"
{
  "simpleHeatFrames": 240
}
{
  "heatFrames": 30
}