Fallout 3 Walkthrough (Modded) Part 75

Rivet City, Jefferson Memorial, Project Purity, then shit happened.

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Timestamps for you:

• 00:07 - Fast traveled to Rivet City after exiting the Smith Casey's Garage. Don't worry about James. He catches up with you when you reach the science lab.
• 01:01 - Entering Science Lab.
• 01:17 - Just listening to the conversation.
• 02:57 - Talking to dad again.
• 03:47 - Next destination: Jefferson Memorial.
• 04:27 - I went ahead to secure the memorial. To my surprise, a Behemoth showed up. Some travelers/mercenaries appeared and started shooting him too.
• 05:32 - He died just in time, as dad and folks from Rivet City arrived.
• 07:07 - Talking to dad, I will have to clear the interior of super mutants. I killed most mutants earlier when first visiting the place.
• 10:11 - Entering the sub-basement.
• 11:08 - Placing some frag mines.
• 11:43 - That didn't go very well. The frag mine worked tough.
• 12:25 - Shooting more mutants on the stairs.
• 13:18 - That door can't be opened right now.
• 13:55 - Project Purity Journals, Entry 7 and 8.
• 15:31 - Looting the dead.
• 15:48 - Going downstairs to the dormitory.
• 17:06 - Placing more frag mines.
• 17:29 - Heading to the flood control area.
• 17:37 - RadAway and ammo on the metal shelf.
• 17:54 - Killing the mutant in the flood control room.
• 18:34 - Entering the nearby room.
• 18:43 - The Better Days holotape can be found on the wood table near the door.
• 18:47 - Right next to the old terminal, the Project Purity Personal Journal, Project Purity Personal Journal Entry 1, 2, and 3 can be found.
• 22:21 - "I am Alpha and Omega, the beginning and the end..."
• 22:51 - Heading to the Fuse Access area.
• 23:04 - The last super mutant. The molotov cocktail was more effective than I expected.
• 24:57 - It's safe to go inside now.
• 26:24 - Talking to Janice Kaplinski.
• 26:54 - Talking to Garza.
• 27:24 - Entering the Rotunda. Talking to dad again. I will have to repair some things.
• 29:24 - Talking to Doctor Li.
• 30:05 - Back to the basement.
• 30:13 - LOL, only now healing the crippled limbs after being shot at 11:43.
• 31:04 - Back to the flood control room.
• 31:56 - Returning to the Rotunda to get the fuses.
• 34:00 - In the basement. Placing the fuses in the Power Fuse Box.
• 34:42 - The door that couldn't be opened is now working correctly.
• 35:01 - Mainframe Power Switch.
• 35:17 - One more thing to do.
• 36:04 - In the Memorial again.
• 36:28 - Entering the Pump Control. Then going to the next grate.
• 37:15 - Activating the pipe control and... oh, crap.
• 37:46 - Entering the Sift Pump.
• 37:48 - Walking inside the long pipe and back to the sub-basement.
• 38:38 - Enclave troopers in power armor. Sneak attack on both of them.
• 39:55 - Looting the dead troopers. They have pulse and plasma rifles.
• 40:41 - Fighting more Enclave troopers in the memorial area.
• 41:00 - Taking cover and throwing grenades.
• 43:39 - Entering the rotunda. Dad and the colonel are locked inside the Purifier.
• 45:30 - Purifier overloaded, everyone inside died. Time to run with the rest of the crew. This is the only chance to get Colonel Autumn's 10mm pistol. "To do so, the Lone Wanderer needs to directly face the body, with the cursor on it, in first-person view. Then switch to a third-person view and rotate the camera by 180 degrees. Doing so will show the "search" prompt for Autumn's corpse."
• 46:33 - As I have Ultimate Perk Pack (quest perks), I earned the Avenge My Father perk.
• 47:03 - Leaving the rotunda and entering the sewer hole to the Taft Tunnels.

The escape through the tunnels continues in the next episode.