番重フタ

ばんじゅうフタ

I am not sure about the exact meaning of this term as it is not a commonly used word in the construction industry. it could possibly refer to a type of cover or lid used in construction.)

番

ばん

(one's) turn

番衆

ばんしゅう ばんしゅ

guard (of a daimyo, emperor, etc.)

番太

ばんた

watchman (implies low rank or burakumin status)

番う

つがう

to pair with, to pair up, to pair off

湯番

ゆばん

person at a public bath in charge of heating the water and filling the baths

番頭

ばんとう

(head) clerk

番所

ばんしょ

guard house

番屋

ばんや

sentry box, guardhouse, guard lodge

燗番

かんばん

person in charge of warming sake in a bar

番地

ばんち

house number, address

当番

とうばん

being on duty

順番

じゅんばん

turn (in line), order of things, sequential order

交番

こうばん

police box

白番

しろばん

white player

番目

ばんめ

indicates position in a sequence

下番

かばん

going off duty

番組

ばんぐみ

program (e.g. TV), programme

欠番

けつばん

missing number