Incorrect Testing Practices Glens Falls NY

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

D D Celestina Crown Constr
(718) 984-7444
343 Crown Ave
Staten Island, NY
Strathmore Concrete Corp
(631) 696-0007
3680 Route 112
Coram, NY
Life Construction Co Inc
(516) 541-4547
256 N Walnut St
Massapequa, NY
North America Constr Co Inc
(585) 591-3148
1417 Alleghany Rd
Attica, NY
Repetti A Peter & Sons Inc
(718) 462-7920
974 Rogers Ave
Brooklyn, NY
All American Concrete
(631) 281-3865
210 Montauk Hwy
Moriches, NY
Loffreno Landscaping
(718) 448-7568
195 Granite Ave
Staten Island, NY
Cardone Concrete Inc
(718) 528-8693
13019 180th St
Jamaica, NY
Adm Concrete Const Inc
(718) 738-1186
8901 101st Ave
Ozone Park, NY
Atlas Concrete Constr Corp
(631) 435-8100
80 Davids Dr
Hauppauge, 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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