The transverse colon hangs off the stomach, attached to it by a wide band of tissue called the greater omentum.
From the en.wikipedia.org
On the posterior side, the transverse colon is connected to the posterior abdominal wall by a mesentery known as the transverse mesocolon.
From the en.wikipedia.org
The proximal two-thirds of the transverse colon is perfused by the middle colic artery, a branch of SMA, while the latter third is supplied by branches of the IMA.
From the en.wikipedia.org
He took the free end of this 42-inch loop and stitched it into the side of the transverse colon, leaving the remaining 15 to 20 feet of the small bowel as a nonfunctioning blind loop.