The following information is stamped front and back with 11″ x 5″ die onto every column form:
There is a small charge for making the die. Please allow 24 hours for preparation.
Find the full liquid head limit of the form
The full liquid head limit can be determined using the following graph below. The wall thickness is a function of the height and the diameter of the concrete form. For example, if the desired form has a diameter of 40″ and a height of 8 ft. the ideal wall thickness will be 5/16″ (7.5 mm).
Click on the images to see the step by step procedure on how to pour a light post.
Button Head Rivet (original design)
The 1/2″ dia. button head creates 2 vertical bands of very shallow dimpled imprints on the concrete surface.
Countersunk Flat Head Rivet