Cover Meter Training Questionnaire

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Email *

Record my email address with my response

Name of Test Taker *

Instruments used for Mapping *

What are the instruments used for Mapping?

10 points

Cover Meter, Metal Detector, Core Cutting Kit

Cover Meter only

Cover Meter, Search Head

Purpose of Cover Meter Test *

What is the purpose of Cover Meter test?

10 points

Assessment of Cover Concrete

Assessment of Pile intergrity

Assessment of Interior Concrete

Different Diameters needed for Cover Meter Test *

What are the different dia to be set for cover assessment?

10 points

8, 10, 12, 16, 20, 25, 32

5, 10, 15, 18, 20, 25, 32

6, 8, 10, 12, 15, 20, 25, 30

Number of locations checked in structural member *

How many locations are checked in a structural member: Column, Beam, Slab?

10 points

1 Only

2 Only

2 or more depending on accesibility

Pre-Test Precautions *

What are precautions to be taken before start of test?

10 points

Avoid steel near the Structural members to be tested.

Avoid calibration of instrument before the test

Choose the test spot with no spacing between multiple steel bar layers

Ranges of %age Ast for Column, Beam and Slab *

What are the ranges of % Ast for Column, Beam, Slab?

10 points

0.8 - 2% - Column, 0.5 - 1% - Beam, 0.5 - 1% - Slab

0.5 - 1% - Column, 0.7 - 3% - Beam, 0.5 - 2% - Slab

0.6 - 1% - Column, 0.5 - 2% - Beam, 0.5 - 1% - Slab

Standard Cover Range for column, slab and beam *

What is the standard cover range for Column, Beam, Slab?

10 points

45-50mm - Column, 15-25mm - Beam, 20-20mm - Slab.

40-50mm - Column, 20-25mm - Beam, 15-20mm - Slab

45-55mm - Column, 20-30mm - Beam, 10-15mm - Slab.

General Size of Plate Used *

What is general size of plate used?

10 points

20 or 30mm plate

5 or 10mm plate

10 or 20mm plate

Max Depth mappable by search head *

Upto what depth can reinforcement be mapped by search head?

10 points

110mm

100mm

90mm

Steps for Reinforcement Mapping

What are the steps for Reinforcement Mapping?

10 points

Record cover, Locate reinforcement, Repeat same with plate, Set search head to zero, Repeat for all diameters

Locate reinforcement, Record cover, Set search head to zero, Repeat same with plate, Repeat for all diameters

Set search head to zero, Locate reinforcement, Record cover, Repeat for all diameters, Repeat same with plate

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