In order to find the final location it will be necessary to answer the following questions:
A: The number of "J"s in the plaque on the east wall plus one.
B: The the last number in the year the bridge was completed minus four.
C: The number of loons in the mural on the west wall.
D: The number of posts in the east wall guard rail.
The cache is at N 54 45.9AB and W 101 52.3CD.