shotcreek ....
pac_rim08 07-12-2008
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well i got an 8 day journey out of town for 8 days to do shotcreek gotta pump over 3 hundred yars of concrete on the side of a sttep ass hill........and i've never done that before and i could use some advise from my fellow pumpers .... hit me up  kinda stressing about it

littlepumper 07-12-2008
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SHOTCRETE! This stuff is some hot mud! Usuallt 8 04 9 sack 3/8s. I dont know how far you are pushing this stuff but its generally around a 2in. slump. If they are using a 2in nozzle I would recommend that you have all your reductions at the pump. Meaning dont run 2.5in and reduce to 2in further down the line. I have pumped a lot of this stuff if you have any questions just ask. Good luck!

65m Petee 07-13-2008
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went to a job tuesday night pumping shotcrete with my 65 on the 16th floor doing a pool.  my boss called the ready-mix co. and made the mix up and it pumped like butter. way to go big guy.  only pumped for 40 minutes and still had build up.  hot stuff....

65m Petee 07-13-2008
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100% natural sand and air.  manufactured sand blends if not the right ratios can be an operators night mare.

eugene 07-13-2008
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low slump would not feed into my ball pump and i would use a tamper handle as a spud stick. if they stop pumping i would break the 2.5 inch line and recirculate and just dump the mud out of the 2 inch reducer.

bri 07-14-2008
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This is very important when pumping shotcrete. High rpm and low volume. Yes it is a hot mix but it is creamy as well. treat it like High early mix and dont mess around. 65 pettee i was wondering how that job went. i did a job yrs back and used a 42m with 200' off the end and it worked out great. it was on the 12 th floor.

number1pumper 07-14-2008
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if u can you should add 2% water retarder

pac_rim08 07-14-2008
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thanks guys i'll make sure to tell ya how it went in about ten days lol se ya have a good week