This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A vehicle's ability to traverse a specified terrain.

"I've been an advocate of lifting the curfew for some time, and many of you probably know that it's been a matter of priority for the city council of the city of Baghdad as well as the district councils of Karkh and Karadah on either side of the river to get that bridge back open because of the trafficability (ph) challenges in Baghdad."

trafficable   

programmability    tangibility    commercial-grade    operability    legibility