Contractor is blind pouring a concrete tunnel liner (un-reinforced) in approximate 40' sections. It is a 24' diameter (finished diameter) and walls are a minimum of 18" thick (greater in a majority of the locations).
NOTE: There is almost no water infiltration into the tunnel and any that is...
I am working on a braced cofferdam.
It retains a stratified soil that turns into a clay till at the base (this layer is fairly deep).
My ultimate goal is to determine how deep I need to go with the sheet piling for stability during construction and of course to avoid heave at the bottom of the...
I am working on a Temporary sheet piling retention system (TSRS) for staged construction and have reached the deadman design. This particular system needs a tie-back.
My question is:
Is there any reference or guide that assists in this design in regards to the minimum requirements? I am not...
I am new(er) in the design realm and am working on a column design. I have the column designed and the base plate established; my question is ...
How do I go about designing the angles, anchor bolts and welds I want to install at the top and bottom of my column to attach them to the plates...
I will provide a little info and then follow with my question..
I have a job that requires a temporary sheet pile retaining wall (possibly a tied-back).
My soil is generaly a light clayey silt with traces of fine sand and gravel (For the most part). I have originally assumed there are cohesive...
I am new to the design side of things and was just assigned a permanent sheet piling wing-wall design, but I do not have any soil information.
It is at all possible to design it? My first thought is no, but seeing as how I have limited experience in this arena (of design) I am hoping someone...
