Interstate 470 West assurance shield.  (Photo taken 4/16/16).

Speed limit sign near mile marker 3. The speed limit is 55 mph on Interstate 470 in West Virginia for its entirety.  (Photo taken 4/16/16).

As this sign reads, Interstate 470 in West Virginia is also known as the U.S.S. West Virginia Memorial Highway.  (Photo taken 4/16/16).

Mileage sign near mile marker 4.5. It's 2 miles to the junction of WV 2, 13 miles to St. Clairsville, OH and 130 miles to Columbus, OH.  (Photo taken 4/16/16).

Interstate 470 West at mile marker 3.2, as we continue to climb for a little bit longer.  (Photo taken 4/16/16).

Interstate 470 West approaching Exit 2 - 1/2 mile. Exit 2 lies at the top of the grade.  (Photo taken 4/16/16).

Interstate 470 West at Exit 2: Bethlehem  (Photo taken 4/16/16).

Just beyond Exit 2, the truck climbing lane prepares to come to an end as we reach the top of the grade.  (Photo taken 4/16/16).

As soon as we reach the top of the grade, we prepare to go down the other side of it toward the Ohio River. This warning sign states that it's a 6% grade which lasts for the next 1 1/4 miles.  (Photo taken 4/16/16).

Interstate 470 West assurance shield as we start down the 6% grade.  (Photo taken 4/16/16).

Since the ramp for Exit 1 is a continuation of the steep downgrade, trucks must check their brakes before using it.  (Photo taken 4/16/16).

Interstate 470 West 1/2 mile from the bottom of the grade.  (Photo taken 4/16/16).

Interstate 470 West at Exit 1: US 250 / WV 2 - Wheeling / Moundsville  (Photo taken 4/16/16).

Interstate 470 West at mile marker 0.8, as we reach the bottom of the grade and the Ohio River comes into clearer view.  (Photo taken 4/16/16).

Interstate 470 West at mile marker 0.2, as we get a nice view of the Vietnam Veterans Memorial Bridge over the Ohio River.  (Photo taken 4/16/16).

Interstate 470 West as it prepares to cross the Ohio River into Ohio.  (Photo taken 4/16/16).