Enter with G-mode direct, back up to between 1 and 6 pixels from the door transition, and activate X-ray to get very deep stuck in the door. Climb up 1 screen, and perform a turnaround buffered spin-jump away from the door to trigger the transition, bypassing any lock on the door.

Entrance condition:

{
  "comeInWithGMode": {
    "mode": "direct",
    "morphed": false
  }
}

Requires:

"canComplexGMode"
{
  "notable": "Get Inside the Bridge"
}
{
  "or": [
    "canArtificialMorph",
    "canWalljump",
    "SpaceJump",
    {
      "and": [
        "canLongIBJ",
        "Gravity"
      ]
    },
    {
      "and": [
        "HiJump",
        "canJumpIntoIBJ"
      ]
    },
    {
      "and": [
        "canLongIBJ",
        "canBombHorizontally",
        "canResetFallSpeed"
      ]
    },
    {
      "and": [
        "canJumpIntoIBJ",
        "canLongIBJ",
        "canTrickyJump"
      ]
    },
    {
      "and": [
        "HiJump",
        {
          "or": [
            "canSpeedyJump",
            "canSpringBallJumpMidAir"
          ]
        }
      ]
    },
    {
      "and": [
        "canTrickyJump",
        "canPreciseGrapple"
      ]
    },
    {
      "and": [
        "Gravity",
        "canShinechargeMovement",
        "canMidairShinespark",
        "h_shinechargeMaxRunway",
        {
          "shinespark": {
            "frames": 35,
            "excessFrames": 10
          }
        }
      ]
    }
  ]
}
"canXRayClimb"

Bypasses door shell: true