Concrete

Thoughts on launching gantries vs traditional cranes for viaducts?

I’ve been looking into those massive girder erection machines lately, specifically the big launching gantries they use...

6 comments posted 2mos

posted by DriftTom83

6 comments posted 2mos posted by DriftTom83

Is 4000 PSI with fiber overkill for a basic 8x14 shed slab?

My brother and I are finally getting around to pouring this 8x14 pad for a new shed kit this weekend, but I'm starting...

4 comments posted 2mos

posted by ScoutZinc_1974

4 comments posted 2mos posted by ScoutZinc_1974

Tips for managing new concrete finishers that nobody talks about

I’ve seen too many guys walk onto a job site claiming they can handle a trowel only to leave a mess that costs more to...

3 comments posted 2mos

posted by SparkForge

3 comments posted 2mos posted by SparkForge

Is it worth subbing out the rebar on a commercial slab?

I’m looking at a big industrial foundation project coming up this month and I’m starting to second-guess doing the stee...

5 comments posted 2mos

posted by MossRay_1981

5 comments posted 2mos posted by MossRay_1981

Is it normal to feel this wiped out after just a half-day of pouring?

I finally took the leap and joined a crew doing residential driveways becasue I was tired of sitting at a desk all day....

5 comments posted 2mos

posted by Max_Stone

5 comments posted 2mos posted by Max_Stone

Why does our PM get so defensive about his gear getting dirty?

We had a massive pour yesterday for the new warehouse slab, and things were getting pretty hectic with the pump truck a...

3 comments posted 2mos

posted by Mike_Birch

3 comments posted 2mos posted by Mike_Birch

Finally figured out the trick to a clean swirl finish

I finally got around to trying a decorative swirl finish on a residential driveway project this week. I've always stuck...

5 comments posted 3mos

posted by SparkBirch

5 comments posted 3mos posted by SparkBirch

Thoughts on UHPC vs GFRC for high-end interior wall art?

Just finished a 24"x 36" wall panel for a client's office in LA and went with a Sage Green UHPC mix. I did a light acid...

4 comments posted 3mos

posted by SlateBen38

4 comments posted 3mos posted by SlateBen38

Tips for a 10-inch double mat garage slab that nobody talks about

Handling a 10-inch thick slab with 149 pieces of number 6 rebar in a double mat is a serious undertaking for any double...

4 comments posted 3mos

posted by Eli_Stone

4 comments posted 3mos posted by Eli_Stone

Is it normal for the sealer to feel tacky right before framing starts?

The slab is finally clean and I just finished the coat of sealer yesterday. Framing is supposed to start first thing Mo...

6 comments posted 3mos

posted by BasaltDan_1989

6 comments posted 3mos posted by BasaltDan_1989

Will a Ligchine screed actually hit the flatness specs for an 800-yard fitness center floor?

I’m looking at a pretty massive project coming up for a local fitness center, roughly an 800-yard pour, and I’m stressi...

3 comments posted 3mos

posted by RavenNomad

3 comments posted 3mos posted by RavenNomad

Thoughts on verifying ACH changes over the phone vs just trusting email?

I just heard a total horror story about a guy losing over $210k because a hacker got into his email and set up some sne...

6 comments posted 3mos

posted by ForgeSam_1979

6 comments posted 3mos posted by ForgeSam_1979

How I finally solved summer pour meltdowns — steps that actually worked

Working a slab when it’s 110 degrees outside is a different beast entirely and it's easy to lose your cool when the sun...

5 comments posted 3mos

posted by raven_runner_1970

5 comments posted 3mos posted by raven_runner_1970

Tips for pulling off massive warehouse pours that nobody talks about

Getting a flat floor on these massive 250th anniversary warehouse builds isn't just about having a fancy laser screed....

3 comments posted 3mos

posted by RunnerIron

3 comments posted 3mos posted by RunnerIron

Is it normal for a pump station rebar cage to be this dense?

I'm currently looking at the reinforcement layout for a new municipal pump station and honestly, I'm a bit concerned ab...

6 comments posted 3mos

posted by CedarKeeper320

6 comments posted 3mos posted by CedarKeeper320