Incorrect Testing Practices West Hempstead NY

Conducting other tests improperly can also cause rejection of in-spec concrete at the jobsite in West Hempstead. 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

American Construction Corp
(212) 229-5200
44 W 18th St
New York, NY
ContiGroup
(212) 207-5100
277 Park Avenue
New York, NY
Gorilla Contracting
516-945-7850
27 wood avenue
massapequa, NY
Gotham Builders
800-444-4923
203- 20 Rocky Hill Road
Bayside, NY
Total Home Construction Corp (since 1989)
(516) 822-4747
1120 Old Country Rd
Plainview, NY
Alpha Construction Group Inc
(212) 868-5515
115 W 29th St
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Arcon Construction Services
(212) 752-3261
411 E 57th St
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Scarano & Associates
(718) 222-0322
110 York Street
New York, NY
junk junkies, junk removal, nyc-stay clutter free, live green!
888-433-4133
229-19 merrick blvd suite345
jamaica, NY
Uvs Construction
(718) 554-0426
Beach 74Th St
Arverne, NY
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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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