Can you save everyone in Tranquility Lane? After proceeding past the counter and into the workshop, there is a large hatch in the floor just to the left it can be opened by activating a switch on the wall beside it. The entrance to Vault 112 is inside Smith Casey’s garage it has some mole rats and radroaches, but it’s nothing that can’t be dealt with. The Waters of Life: Father and child make their way first to Rivet City, then to the Jefferson Memorial, the site of Project Purity. Tranquility Lane: James finds himself in Vault 112, held prisoner in the form of a dog in a virtual neighborhood created and controlled by Dr. When activated, a bridge will extend from the ship. To access Rivet City, climb to the top of the tower near the Rivet City map marker (frequently, there will be a trader waiting at the base of the tower).