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Question 1
Using the plaster volume formula cubic yards = area (sq ft) × thickness (in.) ÷ 324, how many cubic yards of plaster are required for 1,000 sq ft of three-coat stucco at a 7/8 in. nominal thickness, before waste?
Correct Answer:
2.70 cubic yards
Question 2
A framed wall takeoff is 2,400 sq ft of three-coat portland cement plaster at 7/8 in. nominal thickness. Add 10 percent waste. How many cubic yards should be ordered?
Correct Answer:
7.13 cubic yards
Question 3
Estimate two-coat cement plaster for 800 sq ft of CMU wall at the ASTM C926 two-coat masonry total of 1/2 in. Add 8 percent waste. How many cubic yards are required?
Correct Answer:
1.33 cubic yards
Question 4
A standard expanded-metal lath sheet is 27 in. by 96 in. How many square feet does one sheet cover, and how many sheets are required for 540 sq ft before waste?
Correct Answer:
18 sq ft per sheet; 30 sheets
Question 5
Order 27 in. by 96 in. expanded-metal lath for 1,620 sq ft of wall. Add 10 percent for laps and waste. How many sheets should be purchased?
Correct Answer:
99 sheets
Question 1 of 100
Exam overview

About this Exam

Prepare with the NM CID GS-30 Practice Questions - New Mexico CID GS-30 Plastering, Stucco and Lathing Examination Exam practice quiz. This question bank includes 100 questions covering plaster, cement, portland, lath, and astm. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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NM CID GS-30 Practice Questions - New Mexico CID GS-30 Plastering, Stucco and Lathing Examination Exam

This practice set contains 100 questions from the matching question bank and focuses on plaster, cement, portland, lath, and astm. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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