EP

Описание: PRESENTED BY: CONCRETE LOGIC ACADEMY
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EPISODE SUMMARY


Thirty years ago, concrete mix designs were simpler, more prescriptive, and easier to predict.


Today, they’re optimized, blended, engineered, and heavily influenced by admixtures, SCMs, and cement chemistry.


In this episode, Seth talks with Jeff Slagle from Chaney Enterprises about how ready-mix designs actually evolved over the last three decades—what changed, why it changed, and what that means for producers, engineers, and finishers working with today’s concrete.

WHAT YOU’LL LEARN

• What ready-mix designs actually looked like in the 1990s (and why they were so prescriptive)
• Why SCMs like slag and fly ash were initially resisted—and how producers got buy-in
• How high-range water reducers quietly changed everything
• Why performance-based specs (P2P) shifted control back to producers
• What Type IL cement changed in real-world placement and finishing
• Why data centers are driving new mix demands
• What problems the next generation of concrete still hasn’t solved
CHAPTERS


00:00 – Why this episode matters
03:20 – Jeff Slagle’s path through the ready-mix business
06:10 – What mix designs looked like 30 years ago
09:50 – When SCMs actually entered the Mid-Atlantic market
11:30 – Slag vs fly ash: field realities, not theory
14:45 – Prescriptive specs vs performance-based design (P2P)
17:00 – High-range water reducers and the air-entrainment nightmare
19:30 – Aggregate blending and plant complexity
20:30 – Type IL cement and the end of “cheap” SCMs
23:40 – Finishing challenges and jobsite adaptation
26:30 – What the future might look like for concrete mixes
29:00 – Cement supply, imports, and market pressure



GUEST INFO


Jeff Slagle
Director of Key Aggregate Accounts
Chaney Enterprises
Email: [email protected]
Website: https://www.chaneyenterprises.com
 


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CREDITS


Producers: Jodi Tandett & Concrete Logic Media


Music by Mike Dunton: https://www.mdunton.com/

WHERE TO FIND SETH
  / seth-tandett  
   / @concretelogicpodcast  
https://www.concretelogicpodcast.com
[email protected]