underground

underground

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  1. hcanning2012

    Split Underground 12/2 UF cable between 2 sheds

    Hi, I'm running a 70ft underground UF cable in 3/4 inch PVC conduit to 2 sheds. The sheds are 3ft from each other. I'm just a DIYer enthusiast so learning. What's the best way to service both sheds with the 1 UF cable. Is there a T connection I can use or what's practical? I just need a...
  2. mothrat1980

    Ethernet and Power cable to be run underground

    Hi, I'm going to be wiring up my garden office with power and ethernet underground and I need advice on the best way to run the cables as I have read that you should not run power and ethernet in the same conduit, so the questions I have are: What sort of shielded conduit would you recommend for...
  3. HappyHippyDad

    Ideas for finding fault area in underground swa?

    Afternoon everyone.. During some testing I have found an IR reading of 0.01MΩ between N-E. This is on a length of SWA buried underground from the main consumer unit in the house to a garage consumer unit. The poor readings are not on the outgoing circuits in the garage. There must be a join...
  4. clanky

    UK Twinwall Underground Conduit/Ducting - Do Glands Exist?

    Hi All, Just started upgrading all my out building for power and data and i was wondering rather than cutting off the ducting at floor level, do glands exist so i can fit straight into the bottom of a suitable JB or Enclosure? Ive struggled to find any so any help appreciated. I have several...
  5. G

    Lightning strike on underground tank

    Hi all Strange question but I’m hoping someone may be able to help We have recently had a lightning strike very close to our home this is damaged all the TVs CCTV and Internet equipment this is not that however the problem also at the same time a rainwater harvesting tank (large plastic thank...
  6. A

    Earth Bonding - LPG Pipe That Does Not Go Underground

    Hi, Our cooker is LPG, fitted on the inside of an outside wall if that makes sense. The gas pipe runs internally then through the wall to the regulator and changeover unit mounted outside, around 4' off the ground. The pipe doesn't go underground at any point. My understanding is that it...
  7. SolarCity

    Specialist firm for running cables in underground?

    As the title says, I wonder if anyone has any knowledge of specialists firm who run in armoured cables underground? I have a 250m run of two cables, possibly around 4core 150mm across a field that I'm looking at. I wouldn't even know where to start in pricing something like this so I'd like to...
  8. C

    Old MICC cable underground to garage, extraneous conductive parts

    Ok so the scenario is there is an old MICC or pyro 1.5mm 2 core cable supplying the garage run underground on a 16A circuit breaker that is RCD protected. In the garage there is a water pipe fed from the house, at the house it is bonded using 10mm, at the garage bonded with 6mm. I think the...
  9. C

    What type and size of cable for a long underground run

    Hi there, I have a customer (I'm in IT, not an electrician, and am just getting information at this stage before appointing a contractor early next year) who is planning on having fibre and a switch in a couple of fields for events. We will be providing an IP65 cabinet with mains power, a fibre...
  10. V

    Singles in conduit underground - Any reason why not ?

    I've been called in to complete a job started by someone else and I just wanted to ask the following: Basically it's to provide power to a garage and then on to provide power to a Summer House. What has been done already is a PVC conduit has been buried under the patio between the main house...
  11. J

    Making 10/2 w/o Ground Pole Barn Subpanel Safer

    We have recently purchased a home in TX built in the 1920s, and the wiring is an assortment of multiple wiring events. There aren't any local codes as it is unincorporated land. The events in question are with the overhead wiring to the pole barn subpanel consisting of two 10 gauge solid-core...
  12. Retroelectric

    Underground swa joint.

    Hi all. Had to repair a underground swa cable at short notice this afternoon so just had what was on my van as wholesalers would be shut. To get it back going I used some outdoor gland packs and crimped it in a whiska box. It’s due to be replaced apparently but how good would that connection be...
  13. T

    How to deal with issue in underground wiring?

    Hi, I've got an external extension that was installed before I own the house. It runs to an outside socket, and then underground for 50 feet or so to an outbuilding. Over this winter the RCD for this circuit has started tripping. With a bit of DIY disconnecting of things, I've determined the...
  14. T

    How deep for underground wire?

    I am planning to trench for a 50 amp. generator line from garage to the house. I will be using #6 THHN in 3/4" PVC conduit. The run will be 125 feet. Please advise how deep this should be buried. I have read conflicting numbers. Thanks.
  15. G

    Meter and Service Disconnect at Road - What Wires to use underground to connect main panel in house?

    I have 200amp connection, with the meter and service disconnect at the road (see pictures). House panel is about 75 feet from the service disconnect at the road. 1) Assuming I need 4/0-4/0-4/0-2/0 AL wire sizes (considered a sub panel), exactly what type of wires are required to run from the...
  16. K

    old underground wires ?

    I have an outlet outdoor, supported straight up by a galvanized pipe. It has only black and white wires, no ground. The galvanized pipe is extremely rusted and breaks exposing wires inside the pipe !!! On top of that, it has no electricity either. Please note my home is ~40 yrs old. I tracked it...
  17. Michaelwgroves

    Stroma Certification Scheme Gas and Electric in same underground duct

    I need to run gas and electric in underground duct in garden. This is not the supply side, it is the customer side. Wetpants says his regs say "should be 25mm apart for maintenance" I would argue "should" is not "must". Also it mentions for maintenance. You can't maintain a cable 2ft under in...
  18. M

    Pvc flex underground

    Hi all just been to a job where a builder has started a job and left them in the lurch, they have run a 1.5mm flexible cable in a pvc pipe underneath a patio which then comes out through a wall for drive way lighting the run is 5metres, personally I would have done this in swa as In my opinion...
  19. K

    UK Underground Wiring

    Hi All I'm looking to run a 10/16mm SWA cable from the main house to the Garage. Currently the power supplied to the garage is with a twin and earth cable in some plastic pipe. The plastic pipe is buried under the conservatory and concrete in the garden areas. The plastic pipe is of...
  20. S

    Underground feed

    We are building a small house at a lake that has a 200 amp feed through panel at the meter pole at the street. We would like to install an underground feed to a 150 amp indoor panel at the house. Electricians want to run an SE 2/0 wire. I would prefer to run a 2/0SER RHH,RHW-2. I believe that...

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