ACI Certification- Concrete Field Testing Technician Tests Correctly Answered Questions| UpToDate

The sensor of the temperature measuring device shall be submerged a minimum of _____ in. [_____mm] into the freshly mixed concrete. : 3 in. [75 mm] The temperature measuring device shall have a capacity of measuring temperature of freshly mixed concrete to +- _____ degrees F [+- _____ C] throu...

Q1. Start molding specimens for strength tests within 30 minutes after fabricating the composite sample. A. True B. False : B. False ASTM C172 -Para (4.1.2) - Start molding. specimens for strength tests within 15 min after fabricating the composite sample. Q2. The maximum allowable time be...

The end of the temperature sensing portion of the temperature measuring device is submerged a minimum of __mm [__in.] into the freshly mixed concrete. ☑: 77mm /3in. The temperature measuring device shall be capable of accurately measuring the temperature of freshly mixed concrete to +- __C [+...

The elapsed time between obtaining the first and final portion of samples that will be used to fabricate a composite sample shall not exceed ———- ☑: 15 minutes The individual samples shall be combined and remixed with a scope the minimum amount necessary to ensure uniformity. True or fa...

The end of the temperature sensing portion of the temperature measuring device is submerged a minimum of ___________ into FRESHLY mixed concrete. ☑: 75 mm (3 in) The temperature measuring device shall be capable of accurately measuring the temperature of freshly mixed concrete to ____________...

Collecting a representative sample of concrete to be tested is as important as executing the test methods to obtain ☑: accurate results This practice covers sampling from 4 types of equipment: ☑: stationary, paving, revolving truck, continuous The elapsed time between obtaining the first and ...

The Method of determining air content of concrete containing lightweight aggregate is the pressure method. True or False? ☑: False When making a test cylinder from concrete being used in construction, the field technician must also measure the slump of the concrete. True or False? ☑: True ...

ASTM C31 / C31M-06 ☑: Standard Practice for Making, Curing, Protecting & Transporting Test Specimens in the Field Conditions. ASTM C1064 /C1064M-05 ☑: Standard Test Method for Temperature of Freshly Mixed Hydraulic-Cement Concrete ASTM C172 -07 ☑: Standard Practice For Sampling Freshly M...

The temperature of concrete may be measured in a wall form. True or False ☑: True The sensor of the temperature measuring device shall be submerged a minimum of _____ in. into the freshly mixed concrete. ☑: 3 in. Portions of a composite sample shall be thoroughly remixed bfore beginning test...

Q1. Start molding specimens for strength tests within 30 minutes after fabricating the composite sample. A. True B. False ☑: B. False ASTM C172 -Para (4.1.2) - Start molding. specimens for strength tests within 15 min after fabricating the composite sample. Q2. The maximum allowable time ...

Collecting a representative sample of concrete to be tested is as important as executing the test methods to obtain. ☑: Accurate Results This practice covers sampling from five types of equipment, which are ___________, ___________, __________, __________, and __________. ☑: stationary mixe...

Section 1: Temperature of Freshly Mixed Hydraulic-Cement Concrete ☑: C1064 The end of the temperature sensing portion of the temperature measuring device is submerged a minimum of _____ into the freshly mixed concrete. ☑: 3 inches The temperature measuring device shall be capable of accurate...

The sensor of the temperature measuring device shall be submerged a minimum of _____ in. [_____mm] into the freshly mixed concrete. ☑: 3 in. [75 mm] The temperature measuring device shall have a capacity of measuring temperature of freshly mixed concrete to +- _____ degrees F [+- _____ C] thr...

ASTM C1064 ☑: Standard Test Method For Temperature of Freshly Mixed Hydraulic-Cement Concrete The end of the temperature sensing portion of the temperature measuring device shall be submerged a minimum of ____ into the freshly mixed concrete. ☑: 3 inches [75 mm] C1064, Sec. 8.1 The tempe...