About Education Events USS Pampanito Support Visit

I added all the relevant drawings that I have found so far up on:
https://maritime.org/tech/drawings/index.htm
Includes:
https://maritime.org/tech/drawings/check-valve-2inch_ss172-s41-0287_5400-07-0222.jpg
https://maritime.org/tech/drawings/fresh-water-special-fittings_basic491073alt4_5400-06-0099.jpg
https://maritime.org/tech/drawings/fresh-water-and-plumbing-systems-diagram_ss383-s4804-68152_ATNARA.jpg
https://maritime.org/tech/drawings/fresh-water_basic491057alt4_5400-06-0068.jpg
https://maritime.org/tech/drawings/fresh-water-crews-quarters-and-aft-bat_s383-s4804-68739_5400-11-0134.jpg
https://maritime.org/tech/drawings/fresh-water-mess-galley_basic49107x_5400-06-0101.jpg
https://maritime.org/tech/drawings/bulkhead-7dot25inch-aft-fr77_basic490891_5400-05-0209.jpg

DSCN1177.JPG Drain from scullery above, drain from between heads left, T, check valve, tank stop valve, sanitary tank 2 on right.
DSCN1179.JPG tank stop valve with reach rod
DSCN1180.JPG y between both heads, drain down to tank. No valves on heads.
DSCN1181.JPG
DSCN1182.JPG manhole, portable plate between void and forward engine room
DSCN1188.JPG from forward engine room manhole to void
DSCN1189.JPG same, note the heat exchanger is mounted on the plate
DSCN1190.JPG sanitary tank
DSCN1191.JPG stb drain entrance
DSCN1192.JPG tank discharge
DSCN1193.JPG sanitary tank
DSCN1194.JPG sanitary tank
DSCN1195.JPG head drain, deck drain in battery
DSCN1196.JPG same
DSCN1198.JPG top right is deck drain line, small pipe down is tank discharge, big pipes on right are head drains
DSCN1200.JPG
DSCN1201.JPG same, note the right angle on the deck drain
DSCN1202.JPG
DSCN1203.JPG
DSCN1204.JPG
DSCN1205.JPG check valve, stop valve and reach rod
step-IMG_0556.JPG
manhole-IMG_0562.JPG , 16"x12"
Plug at top of T for sink drain is 1-1/4"