This tunnel is the second longest tunnel among those tunnels of the Maizuru-Wakasa Expressway, next to the Tanba Daiichi Tunnel (2,361m) located in Hyogo Prefecture.
舞鶴若狭道のなかでは、兵庫県の丹波第一トンネル（2,361m）に続いて2番目に距離が長い。