Dear Colleagues:
I'm working at the moment in a project were our client is asking us to comply with the following Noise Vibration levels.
Category Vibration limit (?)see com: 1 Rooms/ areas Comments
1 < 0.02 m/s2 Central control room
2 < 0.04 m/s2 Workshops, laboratories, control rooms...
Geope:
You can obtain the constants through theoritical formulations or better through field tests. You'd better ask the designer what kind of constant springs he is asking for static or dynamic!!
In a project we recently executed the spring constants for 25 mts Square prefabricated concrete...
Dear Colleagues:
Can anyone advice if there is a special type of Steel that I can specify to comply with special Fire Ratings. In fact how can I comply with a Passive Fire rating of 15 min or 30 min or even 60 minutes.
can I simply comply changing the type of steel or by specifying greater...
Eyec:
Our client spec is rather confusing, in some parts is calling for EMP Protection and in others for EMI shielding. Can you please advice what is the difference and what are the impacts to the civil works construction of the building.
According to what you mentioned before,what sense does...
To All:
Thanks once again for the advice. I'm certainly looking for a specialist but before doing so I wanted to get a first impression of this complicated discipline. I think that there are alot more variable one should take care for, such as: refraction, far field explosion, near field...
To all:
Thanks for the great support. The information we have received from our client is that the we shall consider an overpressure due to a blast of 4Kpa. On top of that our client require the buildings to be EMP- Protected
Compared to normal panels are blow out panels more expensive?. Is this a specialized job or can normal cladding suppliers do it?
THnaks for your support
Can anyone advice how to consider/evaluate explosion loads against buildings. This is required for the design of a Power plant to be built inside a LNG Gas Station Facility. What are the regulatory codes, typical values.
I have a case of a water outfall Tunel in Phillyte rock to be excavated to be able to connect to an existing water outfall tunnel which is generally full of water and cannot be dried due to operatibility of another process. Our consultant is recommending to build a tunnel just 5 meters before...
Our deisgner specified the following anchors for a Turbine house in an industrial project. M52 with embeded nuts with washers PL diam (e)140 (i)55 Th. 12. Unfortunately we have placed the wrong ones PL e98 i54 Th 7. We are now afraid that the anchors installed will not be sufficient to take the...
Has anybody had any experience about faoundations on top of a waste fill?
The case is:
There is a waste fill(construction debri eg.concrete, wood, pipes) of approx 10 mts in a sea gained area. Below the fill there are soft clays and sands. The loads we have are in a range of 1kg/cm2 to...