Anderton retaining blocks

V8Druid

V8Druid

do it as well as you can,but learn to do it better
Anyone used them for concrete retaining walls. Got a job to price with them. Made in @Mogman town
wish I'd known about them for the side of our drive ..... been a bloody sight easier than laying 1200, 9" hollows :oops: and massively faster :cool:(y) ..... how do they compare £ for £ Dylan? .. anyone know what 9" hollows are ATM ? .. were £1.02 a block in 2012 , delivered ... two truck loads
 
diggerjones

diggerjones

Well-known member
wish I'd known about them for the side of our drive ..... been a bloody sight easier than laying 1200, 9" hollows :oops: and massively faster :cool:(y) ..... how do they compare £ for £ Dylan? .. anyone know what 9" hollows are ATM ? .. were £1.02 a block in 2012 , delivered ... two
Don't know but because they are a recognised block for retaining ground they should be good
 
GazCro

GazCro

Well-known member
wish I'd known about them for the side of our drive ..... been a bloody sight easier than laying 1200, 9" hollows :oops: and massively faster :cool:(y) ..... how do they compare £ for £ Dylan? .. anyone know what 9" hollows are ATM ? .. were £1.02 a block in 2012 , delivered ... two truck loads
Work out expensive up here as they are not made nearby but 9" hollows are.
 
diggerjones

diggerjones

Well-known member
and probably pricey with it :rolleyes: ....... at 20kgs a block I'd not want to be lifting them head height over re-bars for long :oops:
Ha. Remember this one and I've still got the grab Screenshot_20220930-180841.jpg
 
S

Smiffy

Well-known member
and probably pricey with it :rolleyes: ....... at 20kgs a block I'd not want to be lifting them head height over re-bars for long :oops:

Lads I worked with only did 1-3ft of bar out the foundations brought the wall up level then more rebar down extending another 3ft and work off scaffold. So never lifting that high. Or indeed build the wall then post the bars in through the top. But I suppose it depends what the engineer specs for the overlap on extending bars
 
diggerjones

diggerjones

Well-known member
still have the problem of avoiding the rebars
Think if i used the grab, if sitting behind and above i would grab block at the back and slide it over rebar, rebar being infront of grab. But never worked with them but who knows.
No quicker with grab, just easier
 
M

Matt

Member
We used them for a big retaining wall this time last year. They are brilliant once you get the reinforcing set correctly. Our drawings were for bars at 133mm intervals so it took a bit of time and wasn’t easy threading them over. Think you would struggle to thread them over with a machine to be honest. We had 1m overlaps that had to be tied so we always had 2m to reach over.

Once you get the hang of them though they fly up. You are supposed to use a RC32/40 10mm Aggregate concrete pumped in as it goes off so quickly and avoids blowouts, but you might get away with normal concrete if you went slowly. We poured in 1m stages as the wall was so long and high.

Much easier and quicker than a traditional retaining wall would definitely recommend

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B

Brendan

Well-known member
Did one a couple of years ago and meant to go back and extend the wall. Had a quote last year from anderton they were just under £50 m2. You can't buy direct so have to get through a builders merchant you make a percentage for doing sweet fa.
If you can get the steel premade or get a price, I didn't have the space to get a larger machine in and lift in pieces, so ended up having to make the steel up. Off the top of my head was sheets of 393 cut in half with 90mm high u bars each side every 200mm and L to match one side. First and last steel had 100mm in from end as well.
Wall was only around 1.6m high so was done in two hits with the vertical bars, the bars have to be tied so you couldn't build the wall then drop them down.
Bed your first course down and the rest are dry laid with horizontal steel
Would not try to grab them and lay them that way, be quicker to just do it by hand
 
6

6feetdown

Well-known member
Had to break out an old bank vault wall approx 5m x 2.4 high years ago. Similar system but they also had in effect coil springs in each square of the block, all heavy rebar took 2 of us 5.5 days with a mini digger and pecker to do the job an absolute pig. Oh and broke a chisel for said breaker new was £80 then😄
 
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