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My plan (please correct me if wrong) From inside home running SER AL 2-2-2-4 off of a 90 AMP breaker down stud cavity wall into an exterior junction box Inside the junction box, using Polaris connectors converting to individual wire(s) Three 2 AWG AL XHHW-2 (two hot, one nuetral) One 4 AWG AL...

Hello, Sorry for the crappy image, but here is a first attempt at design of my 12x12 shed floor. First Image (1) shows in gray 6x6 timbers (two of them spaced evenly, approx 40" between ) that support 2x4 (yellow) approx. 12" on center as floor joist - I will have blocked in between the...

Hello, Currently have 200A main disconnect outside home (this is considered the MAIN PANEL). From there 4/0 SER AL feeds panel (SUB PANEL) in utility room Siemens 200A, 40 Space. Would like to run 100A from 200A utility room subale panel to att garage. Per the NEC 2017; can I run SER AL...

Hello, I have an older home built in the 70s, 3-wire -MAIN SERVICE / PANEL in home is 100AMP -From MAIN PANEL a SUB PANEL 60AMP is in attached garage being fed with 6AL -From SUB PANEL there is a 220 20AMP BREAKER feeding an exterior shed workshop, direct burial cable, that feeds an old...

Hello; I am in process of designing an overhead steel structure that will be fabricated inside my boathouse. I will source the steel locally & have an iron worker come fab & do the welding. My question comes in regards to making sure the proper 'uprights' (one at each corner) with appropriate...