BM3

Which is not a commercial length of a steel reinforcing bar?

• 6.0 m

• 7.5 m

• 9.0 m

• 10.0 m

Color code for PS Grade 275 Deformed bar

• Green

• Red

• Yellow

• Any color

What is the color code of a Grade 33 Deformed bar

• Yellow

• Red

• Green

• White

What is the equivalent diameter in millimeter of a number 5 (imperial bar size) deformed bar?

• 16mm

• 20mm

• 10mm

• 6mm

What is the weight of a 16 mm diameter deformed bar, 3.50 M length?

• 7.30 kg

• 5.52 kg

• 3.50 kg

• 7.77 kg

What is the term used for the initial coat on structural steel from the factory prior to its shipment?

• Inhibiting primer

• Top coat

• Shop coat

• Red paint

Which of the ff is not a function if an admixture?

• Impart color

• Retard setting

• Fireproofing

• Improve wear resistance

The material used to speed up the initial set of concrete is:

• Admixture

• Retarder

• Hydrite

• Sahara

This material is used to slow down the hydration of cement especially during extreme hot weather:

• Admixture

• Retarder

• Accelerators

• Concrete hardener

The categories of admixture are concrete, mortar and ________

• Surface application finishes

• Integral application finishes

• All of the above

• None of the above