source to head bridge.json

{
  "cap_loss": 485,
  "accepted_Fall": 5,
  "upper_difference": 490,
  "MT_SP_source_Flood_gap": 120,
  "MT_SP_preserved_head_gap": 610,
  "Covenant_head_gain": 980,
  "MT_LXX_regular_inverse_gap": 1590
}