Incorrect Testing Practices Little Neck NY

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

Bac Construction
(212) 348-1758
3 E 94th St
New York, NY
Home Helper Agency
(212) 768-9759
165 W. 46th Street
New York, NY
Citi Skyline contractors inc.
(917) 583-3312
68-01 Forest avenue
Ridgewood, NY
Gotham Builders
800-444-4923
203- 20 Rocky Hill Road
Bayside, NY
Van Go General Contracting
(201) 387-9013
326 So. Washington Ave
Bergenfield, NJ
SERVPRO of Hoboken/Union City
201-805-7263
PO Box 393
Hoboken, NJ
Stephen Wang Associates
(212) 829-9494
135 E. 55th Street
New York, NY
trinchese iron works and construction inc.
(718) 848-1954
3375 royal ave
oceanside, NY
Conti Construction
(201) 434-0617
60 Kellogg St
Jersey City, NJ
Uvs Construction
(718) 554-0426
Beach 74Th St
Arverne, NY
Data Provided by:
  

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

Related Articles
- Festool Circ Saw and Guide Rail System Little Neck NY
The TS 75 EQ excels at making precise straight cuts. It's not a framing saw, and it doesn't pretend to be; but this precise saw and guide will change the way you make long clean cuts on site.
- Green Construction Little Neck NY
Related Local Event
Long Island Building & Facility Maintenance Show
Dates: 5/5/09 - 5/8/20
Location: David S. Mack Sports & Exhibition Complex - Hofstra University
Hempstead, NY
View Details