Vessel Code or in accordance with AWWA C, Section Welders . shall maintain the interior of the pipe in a sanitary condition free from. Graphics Courtesy AWWA AWWA C for field weld inspection due to the process inspector in accordance with AWWA C to verify conformance to the . Buy AWWA C FIELD WELDING OF STEEL WATER PIPE from SAI Global.
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May want to go over your continuity logs to be sure everyone is current. By Superflux Date Again not rocket science, but I hate seeing guys re-inventing the wheel.
That largely c26 on length of line and psi- might be something to look into. I have never seen a xray rig on a water job, but I have yet to work on one. If you have D1. On a 20 mile 42″ line I rig welded on with the 70XX requirements the welding contractor had me qualified with a a full pen 5P, 6″, 6g qualification examined to D1.
Welding the inside lap joint on a 36″ line would not be a job I would care to volunteer for, at least not for an extended period of time- it gets a little cramped in there for me. All the other waterlines I worked required a 1″ unlimited overhead and vertical weld test with backup strip, 4 side bends to D1.
By dbigkahunna Date I’ve worked frer large bore waterlines as a rig welder, one 42″ short line I contracted myself, so I have some experience but there are others who specialize in that niche and can speak more authoritavely than myself.
Something to chew over maybe anyway. It also list the welds to be performed with 70xx. They refered everything to the welding inspector. I am neither an engineer nor a CWI, but I make the point on a job to either be conversant in the code expectations for the welding I will be doing or to learn them PDQ. Not being familiar with the accept reject to D1.
Don’t know if this is the latest or your applicable Edition, but Generically speaking, my experience with AWWA is that it doesn’t have a lot of teeth. Looks to me the welding falls under D1. It essentially refered all questions of code compliance to the D1.
Awda yojimbo Date Ffee – Section It is possible to have this weld eliminated, as I did on my 42″ project, if the contractor can get the engineering clearance. Good visual weld appearance is alway appreciated but rarely nit-picked and not to the standards most pipeline or facility welders produce.
Awwa C Field Welding of Steel Water Pipe : American Water Works :
Nebraska – Section If not, you might keep in mind you will need a sufficient sized air mover to keep the smoke clear for the inside welders, at whose expense providing, fueling and keeping that running will be yours to wrangle with the General. When requested by the purchaser, a full-time welding inspector shall be present whenever there is welding to be done.
I did initial inspection and follow up inspection after they allowed repairs to parts that awa line up with their c20 station.
By rfieldbuilds Date Not logged in American Welding Society Forum. When will they learn?!? With your drilling rig welding background you should already have everything in place. It is essentially AWS D1.
Awwa C206-17 Field Welding of Steel Water Pipe
It required the voltage module to be installed on my Classic D, which I wasnt going to spend for, so he by passed the code wth charpy testing on my weld test and I was good to go. Having read postings from you in the past, it appears you tend to focus and specialize more in the gas and energy business than large bore waterlines.
There are several guys on this forum with such experience who might be looking for work, I’ve heard most of their work is slow untill after the new year so they migh be available. He swears by it, as you know, most rig welders prefer to avoid wire.
As I have recently completed inspection on a storm water pumping station with AWWA listed as the ruling code, I will say I was suprised that the code offered little guidance. The best welders on that line welded that joint in a 10 hour day and inspection was stringent. Rochester – Section The design of field-welded joints is not described. By Cactusthewelder Date If RT is used My IOR was clueless about welding.
Anyone know the AWWA c code ?
Other welding required in field fabrication and installation of specials and appurtenances is also discussed. Arizona – Section We will be doing a 36″ waterline and that is the only code that is implied on the drawings.
That pretty much answered my question and my curiosity. North Florida – Section Florida West Coast – Section