I have a client who requested ASTM C-1260 (ASR through Mortar Bar Expansion) from a testing agency. It turns up after the test was performed and completed (9 months had passed) that this was for a bridge, and as such the testing should have been in accordance with AASHTO T-303. This then...
Hey all,
A client of mine is going to have sheet piles placed close to (200' to 300' away from) his commercial structure. He wants a vibration assessment done on the structure. I have a fairly recent (3 years old) geotechnical report of the site soil conditions. In your opinion, should...
I have a client who is planning on using silicone-filled direct tension indicator washers for connections. The owner's QC guy is adamant that a skidmore is required to determine the number of refusals required at a specific tension, and that's the only way, hands down, no other way according to...
I'm helping a friend of mine study for his PE test (Civil - Construction), y'know, answering questions where I can, throwing pop quiz items at him, showing him alternative refernce books where he can find information faster, etc, and noticed in the list of references they still have ACI 318-05...
Hey all,
I know this question was kinda asked before...not sure where...but anyway, here is my scenario.
Rhode Island, building constructed in the 1960s. Wood, as seen in this photo, appears reddish in color.
It's definitely firm, and creates longer splinters (tried breaking a piece off). I...
Hey gang,
The president of my company has discussed with me his desire to get into different areas of technical inspection. His first thought is GPR.
I know the concept of GPR, the different applications (structural, bridge, utility, roadways, etc.) it can be used for, and the pros of using...
Can anyone advise me on how bending and shear strength are affected if a structural steel member (say, A36 steel) is exposed to a constant sub-zero condition (-49 F)? Would I follow the generic temperature formulas found in the AISC manual, or are those just to consider dramatic changes in...
We recently had a gravel material be tested by a soils lab for sieve and proctor. he sieve results classified it as "Poorly-graded gravel w/sand & silt", which does make sense once you compare the grain-size distribution. However, when they ran the proctor, they claimed they came up with an...
