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Well I have been in contact with one of their quality annalist and after I brought this up I stopped getting any responce. Also the screw arm is only beneficial at first loading. It suspends the loading arm and allows you to lower it very slowly. I admit it is a convinience but does not affect...

In Las Vegas they have a test for swell potential using a consolidometer ring and remolding -4 material to 90% of a known density at optimum moisture into the ring. Its dried back and place between 2 porouse stones and then inundated with water and kept saturated untill measurable swelling or...

how about expansion will it effect how expasive a material will be?

I'm inquiring if there is someone who knows what affect gypsum has to laboratory testing. For example if i run a proctor with significant gypsum content. What would be the effect to my test results if I dry back my moistures in high heat versus low heat.

Who told me? The funny part is its AMRL assesment. The AMRL Rep told me. But when I asked where in the ASTM its located she could not find it and told me to find out myself. So I've done my research and could not find anything even called the manufacturer of my consol apparatus and they did not...

Well basicly I was told that My loading device does not have a screw arm installed in the apparatus to permit quick application of a given load increment without significant impact to the test specimen there for it is out of spec. Now I used to have an ELE version for my consol that had a screw...

I was told I needed a Screw Arm for my loading apparatus but I read Both AAshto and ASTM Methods but I cant find anything on either that say its required. I can't find anything that remotely says a screw arm was needed... Does anyone have any idea where in these methods it says we need a screw arm?

Thanks that helped alot... Now just having a hard time finding the materials i need...

I have my concrete cylinders curing in a cure tank. Now we're out growing it and my company is looking at constructing a cure room. I find bits and pieces as far as parts to cool and temrecording ect. But there is no site anywhere that tells you how to make one. I know there is several ways but...