28207

Materials specifications and testing procedures are published by the _____.

• International Specifications Agency

• American Materials Testing Association

• International Organization for Standardization

• American Society for Testing and Materials

Procedures for verifying that work meets the standards specified in the contract are called _____.

• quality benchmarks

• quality checkpoints

• quality control tasks

• quality assurance tests

Building brick suitable only for interior work without weather exposure is classified as Grade _____.

• SW

• NW

• IW

• MW

The loadbearing requirement for concrete masonry units, as specified in ASTM C90, is _____.

• 900 psi

• 600 psi

• 1,400 psi

• 1,900 psi

Specifications that name and incorporate established industry quality and performance standards for products and processes are called _____.

• reference standard specifications

• performance specifications

• proprietary specifications

• descriptive specifications

Under ASTM C1314, the compressive strength of masonry can be verified by unit strength or by a _____.

• hydraulic pressure test

• prism test

• slump test

• destructive sample test

Masonry units used in the mock-up should be ____.

• checked and approved by a supervisor

• carefully selected for appearance

• randomly selected from different cubes

• chosen from one cube

The mock-up built before the masonry work on a project begins is a ____.

• prism

• sample panel

• demonstration unit

• contract compliance example

After being built, a prism should not be disturbed for ____.

• 28 days

• 48 hours

• 24 hours

• seven days

After being built, masonry prisms are tested at 3, 7, and ____.

• 36 days

• 12 days

• 28 days

• 19 days