Interstate 51 is a semi-major Interstate on the dulmCraft server. It is a north-south Interstate that goes from the junction with I-55 in Soufton County to Driftwood in about 1.7km total.

====== Route description ======

===== Soufton County =====

One enters onto I-51 from I-55 at the northern end of Soufton County near Buc-ee's as it intersects with Bicland Route 101 for Exit`1. It goes for about 80m before one gets to Exit 2, which is for the Buc-ee's. Yet for another 80m will let one to arrive at the border of [[swinescrote|Swinescrote]].

===== Swinescrote =====

When I-51 enters into [[swinescrote|Swinescrote]], it is met with Exit 3, which has two parts: a "ramp" going south to I-47, which ends at New Gaumley and Exit 3b is merely a traffic stop at Bicland Route 103, which goes to [[coprophagia|Coprophagia]]. **Exit 4** is Interstate 3, also heading to Coprophagia as well as Soufton. After passing through the urbanized space within [[swinescrote|Swinescrote]], I-51 crosses the Korgisson Swamp, a notable swamp on the server.

===== Allantown =====

**Exit 5** is the exit for Allantown, but an extra northbound ramp to I-51 is noticeable prior to the actual interchange. After this is a short 85m drive till one reaches the South Korgistan Tunnel. One would leave Allantown before they would get out of the Tunnel. 

===== Driftwood County =====

The South Korgistan Tunnel ends in Driftwood County, also an **Exit 6** for I-51 Business, which goes into downtown Allantown. It is about 122m before I-51 Business splits off again(**Exit 7**), this time for [[driftwood|Driftwood]], a major Squahamian city. I-51 bypasses the city eastward in several curves before it goes straight towards its southern terminus.