Coping tech

[Doc-Blorenge]

Hi, just wondering if anyone can help me with some dimensions for building a jib box?

I'm using HDPE for the top sheet and 1 1/2 inch dia. coping. Does the top sheet need to be level to the top of the coping or does it need to protrude above it.

 

[mak]

Check out the Build-A-Jib 101 Cult

it's got a ton of box and rail building guides on there

 

[Doc-Blorenge]

oky doky. choice.