Anyone had any previous experience using cement Type 1L (Portland-limestone cement)? What is the major performance difference between Type 1L and Type II?
What type of structure should avoid using Type 1L cement?
Does Type 1L cause any long-term issue that is not a problem for using Type II...
I am working on a project to repair the spalled CMU wall serving as the elevator wall in a 5-story garage below the roof slab. There is a drainage hole in the roof and the water flowing down freezes and spalls the CMU blocks. My question is how they can be repaired or replaced. What is the...
I have a project that uses the ladder rung detail as shown in the attachment.
The ladder rung fabricated shows cracks at the bend and the test report states the bend radius is too small for the 1" diameter bar.
This detail is widely used on many projects. Has anyone seen this problem before...
Could anyone make a suggestion on what kind of NDT testing can be performed on 1" diameter smooth bent bar. The purpose is to detect any stress crack at the bent due to the tight bent radius. These bars have been installed to the concrete as the ladder rungs. Thanks.
Has anyone used Williams 150 ksi all thread rebar as the dowels into the existing concrete? Williams website shows to use the ultraboud adhesive for the dowel, and also suggests to use it for shear. My load is mainly the bending moment and shear (the dowels will be flexural tension), and the...
I am working on a project that requires to provide a horizontal fall protection system along the top of the retaining wall. The distance from the top of the retaining wall to the bottom of the pit is 10-ft or so. I specified ShockFusion Horizontal Lifeline System, but the manufacturer reviewed...
