Incorrect Testing Practices Ogdensburg NY

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

Cross Island Concrete Corp
(631) 369-0579
160 Kroemer Ave
Riverhead, NY
MSD Gravel Products
(716) 287-2009
5552 Thornton Rd
Ellington, NY
Matland Contracting Inc
(516) 867-6900
397 Merrick Ave
Merrick, NY
Ward B M Builders
(315) 397-2553
Smith Rd
Constableville, NY
Lakeside Concrete Corp
(631) 234-2209
436 Old Suffolk Ave
Central Islip, NY
Dean Concrete
(315) 394-0692
57 Sparrowhawk Point Dr
Ogdensburg, NY
Campanella Mario Concrete Constr
(716) 689-6500
7 Bentley Ct
Buffalo, NY
Kbc Concrete & Masonry Foundations
(607) 739-3881
63 Colonial Dr
Horseheads, NY
Wolcott Contracting & Consulting Inc
(585) 533-2420
700 Five Points Rd
Rush, NY
Moia Concrete & Masonry
(914) 248-0018
18 Carpenter Pl
Shenorock, 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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