Incorrect Testing Practices Elmira NY

Conducting other tests improperly can also cause rejection of in-spec concrete at the jobsite in Elmira. Have your drivers learn the correct methods for sampling concrete, measuring slump and air content, and making and curing strength-test specimens in the field. They're your first line of defense against needlessly rejected loads of concrete.

Local Companies

Wenzel John F & John P Inc
(607) 732-7781
103 E 11th St
Elmira, NY
Concrete Media
(212) 937-3000
601 W 26th Nyny St # 8
New York, NY
World Cup Concrete Corp
(631) 218-2370
1523B Church St
Holbrook, NY
United Transit Mix Inc
(718) 416-3400
318 Boerum
Floral Park, NY
Palatial Development Corp
(631) 369-9650
215 Edwards Ave
Calverton, NY
Cystal Valley Excavation/Mulch/Gravel
607-765-8124
20 River Road
Corning, NY
Jabus Building Corporation
(718) 625-7638
98 Van Dyke St
Brooklyn, NY
B C W Sealing
(716) 679-0122
7577 Hall Rd
Cassadaga, NY
Hufcut Concrete Inc
(845) 361-4278
354 Petticoat Ln
Bloomingburg, NY
Vicari Franco Contracting
(718) 352-0332
16620 Cross Island Pkwy
Flushing, NY

Source: THE CONCRETE PRODUCER/CONCRETE JOURNAL MAGAZINE
Publication date: November 1, 1998

By No Author

Abstract:

Erroneous results from improper testing can cause unnecessary rejection of good- quality concrete. Train your drivers to recognize some of the more common testing errors. This article is based on information presented in Down the Chute, the publication of Florida Independent Concrete and Associated Products Inc.The problem isn't confined to strength tests. Conducting other tests improperly can also cause rejection of in-spec concrete at the jobsite. Have your drivers learn the correct methods for sampling concrete, measuring slump and air content, and making and curing strength-test specimens in the field. They're your first line of defense against needlessly rejected loads of concrete.Some improper practices are:

  • Excessive prewetting, leaving surplus water in the container
  • Sampling from the form into which the concrete has been placed
  • Failure to remix the concrete sample in the sample container before starting the tests
  • Failure to use an aggregate correction factor
  • Use of the pressure meter to measure air content
  • Failure to firmly support the base plate
  • Base plate not large enough, allowing high-slump concrete to spill over the edge of the plate
  • Base not level
  • Dampening the slump cone and base leaving a puddle of water on the base
  • Measuring the difference between the top of the cone and the highest or lowest point on the slumped specimen
  • Fai...

Click here to read full article from The Concrete Producer

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