What I think is an easy question – Can the member label (i.e. M1, section size, etc.) be moved to somewhere other than the mid-point of the members length? When I have crossing members the label is very hard to read.
Thanks for the response.
Hi
Does anyone have floor joist information for Ceco joists from 1958? The joist tag indicates a 126X-235 and the plans show 126-126W for the size.
Thanks for any help.
Does anyone have information for precast and/or prestressed planks manufactured by a company named Hemstock Concrete Products? The company was located in LaCrosse, WI and is no longer in business.
We are currently renovating a building that was built with this product and would like to get this...
Does anyone know where I would find documentation regarding how much honeycombing and bug holes are allowed in a concrete wall before they are considered a defect that must be repaired? Reviewing the articles in the ACI Manual of Concrete Practice, they discussion why these types of blemishes...
I am starting to model a steel frame in RISA 3D, for a building the will contain cranes. The owner would like to use stepped columns in lieu of independent crane columns. For the modeling of a stepped column, I was going to put a very stiff horizontal member in the column at the step location...
Hi
I've applied for the CA PE license by comity but need to take the State test for Seismic Principles & Engineering Surveying. I’m not too concerned with the seismic portion, but it’s been more years than I can to remember since I did any surveying calculations. Does anyone have any...
When designing runway beams, brackets, etc. what would be the more appropriate vertical impact factor to use for a radio-controlled crane, 10% (pendant-operated crane) or 25% (cab-operated crane)?
I cannot find this info in AISC, ASCE, etc. but my thoughts are that since a person does not need...
We are designing a storage facility for wood pellets. Does anyone know where I can obtain information regarding the denisity, angle of repose, etc. for this product?
Thanks
What would the allowable shear stress be for an un-reinforced masonry wall that is loaded out-of-plane? Seciton 2.2.5.2 of ACI530 applies to in-plane shear stress (i.e. shear walls).
Would 2.3.5.2.2 of ACI be applicable even though this section is for reinforced masonry?
Thanks for your input.
We have an existing 14 x14 HSS square tube column (about 45' long) that was filled with water that froze. This acton caused the four walls of the HSS section to bulge outward and have a permenant deformation of about 1/8". The ice/water has since been removed an now the owner is asking us to...
We are currently reviewing the load capacity of existing mezzanine steel joists. We have the existing building drawings that indicate the building was built in 1955 and the mezz joists are #145 OT JT spaced 24"o/c. Field measurements indicate that the joists have 1.25"x1.25"x.1875" angles for...
