Educate me

[John j]

Why are these square holes in concrete lintel. Pieces of wood that slide in and out

 

[vfr12]

most
Iikely they were holding the frame.just left in place.

 

[John j]

They were holding the frame.just left in place.

What window

 

[vfr12]

What window

The lintel

 

[John j]

The lintel

Eh

 

[Rossi46]

I saw the title and thought, this will be a long thread

 

[zombie]

Why are these square holes in concrete lintel. Pieces of wood that slide in and outView attachment 38326View attachment 38327View attachment 38328

Cant believe you don't know!!!

Spider hotels!

 

[vfr12]

Eh

Probably done in situ

 

[John j]

Cant believe you don't know!!!

Spider hotels!

I knew there was square spiders
@malc
@hobo
Help me out

 

[tapit]

how old are they? maybe whats left of old wooden props.